3. BMS Specifications

CONSTRUCTION, COMPL COMPL ETION & MAINTE MAINTENANCE NANCE OF MADA IN AL EMARAT MIXED MADAIN MIXED USE DEVE DE VELOPME LOPMENT NT – PH PHASE ASE 1

 WORKS PACKAGE

TEND TE NDER ER DO DOCU CUME MENT NT   

VOLUME 3 SPECIFICATIONS  3  3 BMS 

CONSTRUCTION, COMPLETION & MAINTE MAINTENANCE NANCE OF MADA IN AL EMARAT MIXED MADAIN MIXED USE USE DEVE DE VELOPME LOPMENT NT – PH PHASE ASE 1

WORKS KS PACKAGE PACK AGE  WOR TENDER DOCUMENTS   

VOLUME 1

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TENDER & CONTRACT CONDITIONS

VOLUME 2

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BILLS OF QUANTITIES

VOL UME 3

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SPECIFICA TIONS

VOLUME 4

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TENDER DRAWINGS

VOLUME 5

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SOIL INVESTIGATION REPORT

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`` BMS CONTROL & INSTRUMENTATION SYSTEM Contents

Contents 2 1.0 GENERAL...….…………..........................................................................................................….

1.01 1.02 1.03 1.04 2.0

DESCRIPTION OF WORK ...…………................ .................... ....................... ....................... .......2 QUALITY ASSURANCE...………... ...................... ......................... ..................... ......................... 2 SUBMITTALS..…………...............................................................................................................3 PRODUCT DELIVERY, STORAGE AND HANDLING ...…...................................... ...…............ .......................... ................4 4 PRODUCTS ...………............................. .......................... ............................................. .................... ......................... ................

2.01 2.02 2.03 2.04 2.05 2.06 2.07

GENERAL ...…………….......... .................... .......................... ....................... ....................... .........4 ELECTRIC/ELECTRONIC CONTROLS COMPONENTS ...….................. ....................... .........4 DIRECT DIGITAL CONTROL (DDC) PANELS ...…................................... ...…............ ....................... ....................... ........8 MISCELLANEOUS CONTROL SYSTEM COMPONENTS …...................... ..................... ......11 ELECTRIC SYSTEM AND DEVICES ...……….............. ..................... ......................... ............12 DATA INPUTS AND OUTPUTS ..………................ ...................... .......................... ..................13 INSTRUMENTATION.…………................................................................................................13

3.0

EXECUTION ..……....................... ....................... ....................... ...................... ....................... ..18

3.01 3.02 3.03

INSTALLATION ..………….................................. ..…………........... ....................... ....................... ....................... ........................18 WIRING ..……………..................................................................................................................18 FIELD SERVICES….....................................................................................................................18

3.04

AS BUILT DOCUMENTATION REQUIRED………….………………………………………18

3.05 3.06 3.07

TRAINING………..……………………………………………………………………………....19 DEMONSTRATION …..………............ ......................... ..................... ......................... ...............19 INSTRUCTIONS ...…………................................ ...…………......... ....................... ......................... .................... ..................... ....19

4.0

BMS SPECIFICATION ( IF SPECIFIED)…................................ ............................................19 .................... ........................19

4.1 4.2 4.3 4.4

SYSTEM DESCRIPTION..…………………………………………………………………...…21 REFERENCE STANDARDS..…………………………………………….………………….....22 SUBMITTALS.…………………………………………………………………………………..22 PRODUCTS..……………………………………………………………………………….........23

5.0

Building Management System Schedule SPECIFICATION................... SPECIFICATION.......................................... ....................... ..........29

5.01

DATA POINT SCHEDULES………...……………………………………………………...…..29

6.0

COVER SHEET OF CONTROL SCHEMATICS……… SCHEMATICS…………...................... …...................... ....................... .......34

PROPOSED B+G+3/7 STOREY MIXED USE DEVELOPMENT (11 BUILDINGS) ON PLOT 2611604 AT MUHAISNAH FIRST, DUBAI, UAE FOR DUBAI ISLAMIC BANK

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Extent of Work: The Contractor shall provide a complete workable MEP systems based upon this specification and the drawings Temperature control system shall include controls for humidity, and pressure, etc., where required. Unless otherwise specified all general requirements for temperature control are also applicable to humidity, velocity and pressure control equipment and associated indicating equipment. Automatic temperature temperature control systems shall include all dampers, dampers, valves, thermostats, humidity controllers and all other control devices required to maintain the conditions detailed on drawings or specified. Control devices shall be connected complete so as to perform the functions indicated and operate in the required sequence. Thermometers, indicators and all other necessary accessories shall be included. i ncluded.

A firm regularly engaged in the manufacture of electric electronic electronic temperature control control equipment of types and sizes which are similar to the required equipment, and which has been in satisfactory use in similar service for not less than 5 years Temperature control equipment shall be furnished and installed by skilled personnel, who are regularly engaged in the installation i nstallation of temperature control equipment and systems, and who issue complete catalogue information covering a full line of required equipment. Installation may be done by an authorized representative of the control system subcontractor subcontractor (manufacturer ;) however, this shall in no way relieve the Contractor of his responsibilities or void any other requirements of the specifications. Temperature control equipment, including panels and automatic dampers, but not including wire and conduit and other standard marketed apparatus, shall bear the nameplate of the subcontractor (as manufacturer) and the entire system including wiring, shall be installed by mechanics regularly employed by or under contract to the temperature control subcontractor. subcontractor. The temperature control subcontractor subcontractor (as manufacturer) shall be responsible for the quality and satisfactory operation of material not actually manufactured by him. Provide electrical products which have comply with National Electrical Manufacturers


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Association (NEMA) (NEMA) Standards. All system components components are to be designed and built built to be fault tolerant. tolerant. 1.2.1 Provide satisfactory operation without damage at 110% above and 85% below rated voltage and at + 3 Hz variation in line frequency. 1.2.2

Provide static, transient, and short circuit protection on all inputs and outputs. Communication lines shall be protected against incorrect wiring, static transients and induced magnetic interference. Bus connected devices shall be AC coupled, or equivalent so that any single device failure will not disrupt or halt bus communication.

Engineering Submittal for Approval: The intention of the engineering submittal is to provide sufficient information to allow the Engineer to evaluate the manufacturer's compliance to specification, system capability and reliability in order to grant approval. The Engineering submittal shall include: For the Automatic Control Systems: .

List of control system components components and provision of detailed control diagrams with system component identification by reference numbers.

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Technical specification data sheets for each system component component identified by the reference number given in the control diagrams.

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A proposed spare parts list to cover basic parts to be used by the Owner to provide a reliable and trouble free operations.

After installation the Contractor shall keep records of all changes and adjustments and shall incorporate them into his final submission. This submittal shall include: -

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Complete "As Built" drawings comprising of system diagrams, plans, etc.

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Complete system description.

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Manufacturer's catalogues with technical data for all devices and equipment.

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Operation instructions for each system.


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Maintenance instructions for each item.

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Parts list of submittal items.

Required copies of all above submittals shall be provided in sets of book form with hard cover. DELIVERY STORAG AN HANDLIN 1.4.1 Provide factory factory shipping cartons or crates for each piece of of equipment. equipment. Maintain these through shipping, storage and handling as required to prevent equipment damage and to eliminate dirt and moisture from equipment. 1.4.2. Store equipment and materials materials inside and protect from from weather. Where necessary to store outside, elevate well above grade and enclose with durable waterproof wrapping. 1.4.3. System components components shall be capable of withstanding high ambient temperatures temperatures and adverse dust conditions during shipment and on site storage.

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Contractor shall provide complete electric/electronic electric/electronic control systems including, but not limited to piping, sensors, controllers, actuators and all other equipment and accessories necessary to perform the required functional control of all MEP equipment in accordance with the enclosed Control Schematics. CONTROL COMPONENT

Control valves for air handling units, cooling coils, pumps, etc., shall be Electric 2way or 3way as indicated. All valves shall have modulating or 2position characteristics as indicated and shall be double seated balance plug type. Valves 50 mm and smaller shall be made of bronze with threaded ends. Valves 65 mm and larger shall have flanged ends. All valves shall have preformed, spring loaded self adjusting packing of Teflon, and shall have polished stainless steel stem to minimize friction. Normal rating of pressure 16 Kg/cm, and temperature from 0°C to 60°C. Control valves shall have equal percentage characteristics characteristics and selected to have have a 0.3 to 0.6 valve authority . For valve actuators refer to Clause 2.03.D.


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Thermostats and controllers shall be installed as shown in control diagrams; where mounted on outside walls shall be provided with insulating sub-bases. If remote sensing elements are provided, they shall be installed i nstalled in air zone served in a convenient location subject to the approval of the Engineer. Integral devices shall permit adjustment of the operating points through a temperature range of not less than 5°C above and below the operating points specified. Thermostats shall have minimum throttling ranges of not less les s than 1°C. all controllers shall have means for field adjustment of the throttling range. Each room thermostat shall be attached to a subbase mounted on the wall or other building surface. They shall be mounted with centre lines 1.5 metres above floor, and be located where shown, or if not shown, where they will respond to the average conditions in the space. Duct thermostats (controllers) used for temperature control shall be remote sensing element type controlled by "Direct Digital Control Panel". Duct thermostats used for fire protection may be rigid stem type. Sensing elements (remote built averaging type or rigid stem) shall be located where they will respond to a representative temperature within the duct or casing. Operating and adjusting thermostatic mechanisms shall be enclosed in metal or phenolic resin cases and be installed outside of ducts and casings. Thermostats used for fire protection may be mounted on outside of ducts or casings. Where the distance from a bulb to a sensing element panel exceeds manufacturer's maximum recommended capillary length, a remote transmitter, mounted on the outside of the duct shall be used between the elements and the operating and adjusting mechanism on the panel. Capillary tubes and wiring shall be protected by conduit moulding or flexible armour. Excess capillary lengths shall be neatly fastened out of the way. Remote selfindicating (dial, capillary) thermometers shall have a nominal size of 85 mm, liquid fill, and chromium plated rings. Accuracy shall be within one scale subdivision or 1°C whichever is smaller, plus or minus. Remote temperature transmitters shall be provided where remote transmitters are furnished for the monitored controller (thermostat) due to the distance between the sensing element and its operating mechanism. Transmitter/receiver, indicator combinations combinations shall be calibrated after installation to give an accuracy of plus or minus 1°C at both the set point and over the normal range of indication for the particular application.


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Damper Actuators: Damper actuators shall be proportionally acting type as required for proper control. Where sequential operation is required or positioning power is necessary, a pilot positioner shall be used. Valve Actuators: Control valves shall be fitted with electric e lectric operated actuators. Where sequence control of two electric operated valves is required suitable valve pilot positioners shall be provided to ensure that the correct sequence is maintained with an adjustable dead zone between the movements of each valve. Actuators shall be arranged so that valves are normally closed unless otherwise indicated. Provide actuators of the electrohydraulic type with oscillating pumps, pressure cylinders and pistons for energizing the valves.

The LCD operator terminal is a small wall- or panel-mounted operator terminal that connects directly to the DDC Controller. Each operator terminal shall be able to display any data point from DDC Controllers. Each of these operator's terminals shall have a keypad and an adjustable backlit LCD, with a simple menu structure structure to give to occupants occupants and technicians intuitive access to system information. It shall have a minimum 4line by 16 character display to allow an operator to query and adjust system values.

All temperature sensors shall be solid state electronic, factory-calibrated factory-calibrated to within OSF, totally interchangeable with housing appropriate appropriate for application Wall sensors sensors to be installed as indicated on drawings. Mount 48 inches about finished floor. Duct sensors to be installed such that the sensing element is in the main air stream. Immersion sensors to be installed in wells provided by control contractor, contractor, but installed by mechanical contractor. Immersion wells shall be filled with thermal compound before installation of immersion i mmersion sensors. Outside air sensors shall be installed i nstalled away from exhaust or relief vents, not in an outside air intake and in a location that is in the shade most of the day . Outside air, return air, discharge air, return air, space and well sensors shall have + or 1.0 degrees C accuracy between 0 degrees and 100 degrees C.


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Butterfly valves shall be sized for for modulating service at 60-70 60-70 degree stem rotation. Isolation valves shall be line-size. Design velocity shall be less than 12 feet feet per second when when used with standard EPDM seats. Body is Cast Iron Disc is Aluminum Bronze standard. Seat is EPDM Standard. Body Pressure is 200 psi, -30F to 275F. Flange is ANSI 125/250. Media Temperature Range is -22F to.240F Maximum Differential Differential Pressure is·200 psi for 2" to 6" size:

Pressure switch for proof of air flow or Filter Dirty indication shall be diaphragm operated Switches shall be supplied with air connections permitting their use as static or differential differential pressure switches. switches. The switch shall be of of differential pressure type complete with connecting tube and metal bends for connections to the duct. The pressure switches shall be available in ranges suitable for applications like monitoring dirty filter condition. condition. The set point point shall be concealed concealed type. The contact shall be SPDT type with 250 VAC, l A rating. The switch shall be supplied suitable for wall mounting or mounting on ducts in any plane. It should be mounted in such a way so that the condensation flow out of the sensing tips. Proper adapter shall shall be provided for the the cables. Air flow and duct duct static pressure analog analog sensors shall be high accuracy accuracy suitable for the low pressures to be encountered.

The detectors shall be suitable for medium, medium, working pressure and temperature. temperature. The detectors shall be capable of withstanding hydraulic test press11re of two times of working pressure.


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The set point shall fall within 40% and 70% of the sensing range of the detector Change of 1.5% 1.5% from from stabilized condition shall cause cause modulation modulation of corrective element, The detector shall be pressure compensated for operating and ambient temperature range. Pump proof of flow switches shall be adjustable differential pressure or flow type as specified in the sequence of operation or data point summary. Devices shall be 1035 Kpa rated except chilled water flow switches shall be provided with totally sealed vapour tight switch enclosure on 2070. Water flow analog sensors shall be provided complete with flow element and shall be an all solid state precision industrial type with stainless steel body, maximum error of no more than .5% of span, and 4 to 20 mA output. Sensor shall be rated for 1725 Kpa minimum and installed in i n strict accordance to the manufacturer's instructions instructions complete with three valve manifold for calibration and maintenance.

2.3

DIGITA CONTRO (DDC PANEL

Provide one or more DDC application controllers for each central plant control that adequately cover all objects listed in object list lis t and control schematics. All controllers controllers shall include DDC communications communications over over twisted pair cable (UTP), (UTP), and shall be ready to connect to BMS in future. Controllers Controllers shall include input, output and self-contained logic program as needed for complete control of units. No auxiliary or non-DDC controllers controllers shall be used.

Install all control instruments, except fire protection instruments instruments on the panel.

Provide standalone DDC controllers for Air Handling unit. The DDC controller shall have inbuilt or External MMI and features available to be connected to network in future, for remote monitoring and control as part of future Building Management System.

Central plant application controller shall be capable of providing control strategies for the system based on information from any or all connected inputs. The program that implements these strategies shall be completely flexible and user definable. Any PROPOSED B+G+3/7 STOREY MIXED USE DEVELOPMENT (11 BUILDINGS) ON PLOT 2611604 AT MUHAISNAH FIRST, DUBAI, UAE FOR DUBAI ISLAMIC BANK

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systems utilizing factory pre-programmed global strategies that cannot be modified by field personnel on-site via simple download are not acceptable. Changing global strategies via firmware changes is also unacceptable. Program execution of controller shall be a minimum of once per second.

Programming shall be object-oriented using control program blocks and shall be fully programmable programmable using graphical programming programming blocks. Controller Controller shall support a minimum of 100 Analog Values and 100 Binary Values. All flowcharts shall be generated and shall be downloaded to controller, no re-entry of database information shall be necessary.

Provide means to graphically view inputs and outputs to each program block in real time as program is executing this function may be performed via the operator terminal or field computer.

Controller shall have adequate data storage to ensure high performance and data reliability.

The onboard, real time clock must support schedule operations.

Global control algorithms and automated control functions should execute via 32- bit processor.

The base unit of the controller shall be able to host expansion modules with various I/0 combinations, These inputs and outputs shall include universal 12bit inputs, binary triac outputs, and 8-bit analog outputs (0-10 V or 0-20 mA), 24 V dc pulse width modulated output etc. Inputs shall support 10K and 20K NTC thermistors, 0-5 VDC, 0-IOVDC, 4-20mA, dry contacts contacts and pulse inputs directly.

All outputs must have have the facility for manually manually adjusting the output output when the HOA switch is in the Hand position.


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The position of each and every HOA switch shall be available avai lable system wide as a DDC object. Expandable Central Plant Controller shall provide up to 76 discreet inputs/outputs per base unit. All program sequences sequences shall be stored on board application controller controller in EEPROM. No batteries shall be needed to retain logic program. All program sequences shall be executed by controller 10 times per second and capable of multiple PID loops for control control of multiple devices. All calculations calculations shall be completed using floating-point math and system shall support display of all information in floating point nomenclature nomenclature at operator's terminal. Programming of application application controller controller shall be completely modifiable in the field. Application controller shall be programmed using standard programming tools.

Schedules Each central plant controller shall support minimum of 50 DDC schedule objects. Alarm Generation Alarms may be generated within within the system for for any object change or value value or state either real or calculated. This includes things such as analog object value changes, binary object state changes, and various controller communication failures. Alarm log shall be provided provided for alarm viewing Log may may be viewed on-site at the operator's terminal. All controls, instruments, gages, thermostats, relays, etc., shall be flush mounted on the front of the panel with all wiring, tubing connections accessibly installed for servicing. Control panel to house above controller shall be constructed of enamel painted sheet steel and have hinged doors with suitable gaskets to protect dust ingress. Identify each piece of equipment on the panel by a nameplate. Nameplate shall be approved black laminated Bakelite with engraved white letters. The entire panel assembly and installation shall be the responsibility of the Temperature Control Manufacturer.

Provide one DDC application controller for each piece of unitary mechanical equipment that adequately covers all objects listed in object list for unit. All


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controllers shall include MSTP DDC communications over twisted pair cable (UTP). Controllers shall include input, output and self-contained logic program as needed for complete control of units. Terminal unit application controllers shall include support and modifiable programming· for interface to intelligent room sensor. Controller shall include binary outputs on board with analog outputs as needed. All program sequences sequences shall be stored on board board controller in EEPROM. EEPROM. No batteries shall be needed to retain logic program. All program sequences shall be executed by controller 10 times per second. Programming of application controller shall be completely modifiable in the field over installed DDC LANs or remotely via modem interface. Controller shall be programmed using standard programming tools. Application controller controller shall include include support for intelligent intelligent room sensor. Room Room sensor shall display room set point, room temperature, and fan status (if applicable) at each controller. Controller Controller shall function as room control unit, and shall allow occupant to raise and lower set point, and activate terminal unit for override use via buttons on room sensor, all within limits as programmed.

Smoke Detectors: Duct ionization smoke detectors to BS 5445 (7) shall be provided and installed where indicated. Each duct smoke detector shall be mounted in a housing which shall work in conjunction with air sampling tubes for the detection of combustion products in the ducts of air handling systems. The housing of the detector shall be suitable for mounting directly on the duct. The detector shall be compatible with the low voltage power as supplied from a central panel. The housing shall include a "power on" light, an alarm light and a test-reset te st-reset switch. Water Flow Switches: Water flow switches shall be provided complete with all accessories and shall be constructed of materials suitable for the service intended. Water flow switches shall operate reliably at minimum flows. False alarms shall be avoided due to water hammer, surges or variations in water pressure. The switches shall be suitable for


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horizontal or vertical mounting. Flow Meter: Provide "anubar" type flow meter sensors where indicted for use on the chilled water system sized for pressure, pipe size, flow range and service. . :

Air Flow Switch Provide paddle type air flow switch to detect air movement in duct. Switch to be single pole double throw (SPDT) with rating of 1 amp at 220 volt AC. Unit shall be designed for duct mounting on top, bottom or side. Switch can be used on all 0.74 kw (1 HP) fan motor system and larger. Miscellaneous Control Equipment: Provide miscellaneous control equipment (switches, low limit controller, transducers, timers, relays, etc.) necessary for the proper function of the control system, as indicated and recommended by the controls manufacturer Provide power and control wiring for a complete installation and unless otherwise directed comply with Division 16 "ELECTRICAL". "ELECTRICAL".

All electric switch devices shall be selected for the applied load and UL listed for the application. All water thermostats shall be provided with a separable copper, Monel or stainless steel well. Miscellaneous, electric, and mechanical devices shall include: .

Any automatic control dampers not specified to be integral with other equipment. Frames shall not be less than 13 gauge galvanized steel. Blades shall not be over 8 inches wide nor less than 16 gauge galvanized steel roll formed. Bearings shall be oilite, ballbearing or nylon with 13 mm shafts. Side seals shall be stainless steel of the tightseal spring type. Dampers and seals shall be suitable for temperature ranges of 40° to 93°. .

All proportional proportional control dampers shall be opposed or parallel blade type as hereinafter specified and all two position dampers shall be parallel blade types. Dampers shall be sized to meet flow requirements requirements of the application. The sheet metal contractor shall furnish and install baffles to fit the damper to duct size. Baffles shall not exceed 150 mm. Dampers shall be minimum leakage type to conserve energy and the temperature control manufacturer manufacturer shall submit leakage data for all


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control dampers with the temperature control submittal. Maximum leakage for dampers in excess of sixteen inches square shall be 152 LPS per square metre at static pressure of 250 Pa of WG. Smoke dampers where indicated on the plans shall conform to UL555S. Leakage Class II or III of this document. Automatic control control valves 50 mm and and smaller shall be screwed type, type, and valves 65 mm and larger shall be flanged. Valves shall be ANSI rated to withstand the pressures and temperatures encountered. Valves shall have stainless-steel stems and spring loaded Teflon packaging with replaceable discs. All three way valves shall be provided provided with linear throttling throttling plugs such that that the total flow through the valve shall remain constant regardless of the valve's position. Valves shall be sized for a pressure drop equal to the coil they serve but not less than 35 Kpa. All automatically controlled controlled devices, unless unless specified otherwise, shall shall in all cases be provided with actuators sized to operate their appropriate loads with sufficient reserve power to provide smooth modulating modulating action or two position action and tight close off. Actuators shall be be provided with suitable suitable corrosion resistant resistant linkages for valves or dampers. Except as specified herein, all actuators shall be sized for the load/close off encountered in strict accordance with manufacturer’s recommendations. recommendations. All actuators on outside air dampers shall be spring return heavy duty type with oil immersed gear train. Actuators shall drive to their "normal" position anytime their associated AHU (etc.) is shut down. Actuators for valves above 50 mm shall be spring return heavy duty type with oil immersed gear train. Firestats shall be 57° C manual reset type. Safety low limit shall be manual reset twenty foot limited fill type responsive to the coolest section of its length. Electric thermostats shall be line voltage or low voltage type, suitable s uitable for the application. Low voltage type heating thermostats shall have adjustable heat anticipation. Duct Smoke Detectors shall contain an air sampling chamber with sampling tubes extending through the width of the air duct. Alarm status indicating lights shall be visible on the front of the detector.


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Input/output Input/output sensors and devices shall be closely matched to the requirements of the remote panel for accurate, responsive, noise free signal input/output. Control input response shall be high sensitivity and matched to the loop gain requirements for precise and responsive control. In no case shall computer inputs be derived from pneumatic sensors or thermocouples. 2.6.1 The LCD operator terminal is a small wall- or panel-mounted operator terminal that connects directly to the DDC Controller. Each operator terminal shall be able to display any data point from DDC Controllers. Each of these operator's terminals shall have a keypad and an adjustable backlit LCD, with a simple menu structure structure to give to occupants occupants and technicians intuitive access to system information. It shall have a minimum 4line by 16 character display to allow an operator to query and adjust system values. 2.6.2 All temperature sensors shall be solid state electronic, factory-calibrated factory-calibrated to within OSF, totally interchangeable with housing appropriate appropriate for application Wall sensors sensors to be installed as indicated on drawings. Mount 48 inches about finished floor. Duct sensors to be installed such that the sensing element is in the main air stream. Immersion sensors to be installed in wells provided by control contractor, contractor, but installed by mechanical contractor. Immersion wells shall be filled with thermal compound before installation of immersion sensors. se nsors. Outside air sensors shall be installed i nstalled away from exhaust or relief vents, not in an outside air intake and in a location that is in the shade most of the day. Outside air, return air, discharge air, return air, space and well sensors shall have + or 1.0 degrees C accuracy between 0 degrees and 100 degrees C. 2.6.3 Butterfly valves shall be sized for modulating service at 60-70 degree stem rotation. Isolation valves shall be line-size. Design velocity shall shall be less than 12 feet per second when used with standard EPDM seats. Body is Cast Iron Disc is Aluminum Bronze standard. Seat is EPDM Standard.


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Body Pressure is 200 psi, -30F to 275F. Flange is ANSI 125/250. Media Temperature Range is -22F to.240F Maximum Differential Differential Pressure is·200 psi for 2" to 6" size: 2.6.4 Pressure switch for proof of air flow or Filter Dirty indication shall be diaphragm operated Switches shall be supplied with air connections permitting their use use as static or differential pressure pressure switches. The switch shall shall be of differential pressure type complete with connecting tube and metal bends for connections connections to the duct. The pressure pressure switches switches shall be available in ranges suitable for applications like monitoring dirty filter condition. The set point shall be concealed concealed type. The contact contact shall be SPDT type with 250 VAC, l A rating. The switch shall be supplied suitable for wall mounting or mounting on ducts in any plane. It should be mounted in such a way so that the condensation flow out of the sensing tips. Proper adapter shall shall be provided for the the cables . Air flow and duct duct static pressure analog analog sensors shall be high accuracy accuracy suitable for the low pressures to be encountered.

The detectors shall be suitable for medium, working pressure and temperature. The detectors shall shall be capable of withstanding withstanding hydraulic test press11re of two two times of working pressure. The set point shall fall within 40% and 70% of the sensing range of the detector Change Change of 1.5% from stabilized condition shall cause modulation modulation of corrective element, The detector shall be pressure compensated for operating and ambient temperature range. Pump proof of flow switches shall be adjustable differential pressure or flow type as specified in the sequence of operation or data point summary. Devices shall be 1035 Kpa rated except chilled water flow switches shall be provided with totally sealed vapour tight switch enclosure on 2070. Water flow analog sensors shall be provided complete with flow element and shall be an all solid state precision industrial type with stainless steel body, maximum error of no more than .5% of span, and 4 to 20 mA output. Sensor shall be rated for 1725 Kpa minimum and installed in strict accordance to the PROPOSED B+G+3/7 STOREY MIXED USE DEVELOPMENT (11 BUILDINGS) ON PLOT 2611604 AT MUHAISNAH FIRST, DUBAI, UAE FOR DUBAI ISLAMIC BANK

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manufacturer's instructions instructions complete with three valve manifold for calibration and maintenance. shall be capacitance type with 10% to 90% range. Duct mounted humidity sensors shall be provided with a sampling chamber. Wall mounted sensors shall be provided with covers identical to temperature sensors.

Provide meters and gauges with manufacturer's standard materials and components of ratings, capacities and ranges indicated, and as herein specified.

Provide general service brass pressure gauges; equip with drawn steel case with friction fitted steel ring, finished in black. Construct with brass bar stock 14mm square wrench surface; 51/2 mm male thread lower connection, dial face 100 mm diameter. Gauge accuracy 2% in middle third of range. Provide scale s cale ranges as follows: Scale ranges for domestic hot and cold water, shall be as follows: 0 to 500 Kpa 0 to 750 Kpa 0 to 1000 Kpa All gauges shall have figure intervals at 100 100 Kpa and 10 Kpa Kpa graduations.

Glass Thermometers: Thermometers Thermometers shall be of the adjustable angle type with case of cast aluminum, finished in baked instrument green epoxy enamel, with magnifying glass lens containing mercury; accuracy shall be to within 1% of scale. Unit stem length shall be 150 mm, with male 22mm diameter NPT connection. Scale ranges shall be as follows: Hot Water 0 to 100°C Chilled and Condenser Water 0 to 50°C All thermometers thermometers shall have 10°C figure figure intervals and 1°C graduations. graduations. Remote Reading Dial Thermometer: Remote reading dial thermometer shall be of thevapour tension type. Case shall be constructed of drawn steel or brass with glass lens, 100 mm dial face diameter. Tubing shall be bronze double braided armor over copper capillary, length to suit installations. Accuracy shall be + one scale division. Scale ranges shall be same as (1)


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above.

Provide thermometer wells made of stainless steel, pressure rated to match piping system design pressure. Provide 50 mm extension for insulated piping. Provide cap nut with chain fastened permanently to thermometer well.

Temperature Gauge Connector Plugs: Provide temperature gauge connector plugs pressure rated for 35 Bar and 95°C. Plugs shall s hall be made of brass, finished in nickel-plate, and equipped with 13 mm NPT fitting, and orifice suitable for inserting 3 mm O.D. probe assembly from dial type insertion thermometer. Orifice shall be with gasketed screw cap and chain. Provide extension length equal to insulation thickness, for insulated piping. .

Pressure Gauge Fittings: -.

Pressure Gauge Cocks: Provide between pressure gauges and gauge tees on piping systems. Gauge cock shall be made of brass with 6 mm female NPT on each end, and "T" " T" handle brass plug.

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Syphon: 6 mm straight coil made of brass tubing with 6 mm male NPT on each end.

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Snubber: 6 mm brass bushing with corrosion resistant porous metal disc, through which pressure fluid is filtered. Disc material shall be selected for fluid serviced and pressure rating.

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Connector Plugs: Provide pressure gage connector plugs pressure rated for 35 Bar and 95°C. Plugs shall s hall be of brass, finished in nickelplate equipped with 13 mm NPT fitting and self sealing valve core type neoprene gasketed orifice suitable for inserting 3 mm O.D. probe assembly from dial type insertion pressure gage. Orifice shall be equipped with gasketed screw cap and chain. Provide extension, length equal to insulation i nsulation thickness, for insulated piping.

Calibrated Balance Valves (DRVPT): Provide where indicated, calibrated balance "y" or globe type valves equipped with readout connections with valves to facilitate connecting off differential pressure meter. Each readout valve shall be equipped with integral EPT check valve designed to minimize system fluid loss during monitoring process. Provide calibrated nameplate to indicate degree of closure of precision machined orifice. Balancing valve shall have internal EPT oring seals to prevent leakage around rotating element. Provide balance valves with preformed


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polyurethane insulation suitable for use on cooling systems, and to protect balance valves during shipment.

General: Install system and materials in accordance with controls manufacturer's instructions, approved shop drawings and details on drawings. Install electrical work and use electrical products complying with the requirements of the applicable electrical sections of these specifications. Mount controllers at convenient locations and height.

Install the complete wiring system for electrical temperature controls. Conceal wiring except in the mechanical rooms and areas where other electrical conduits are exposed. Provide multiconductor instrument harness (bundle) in place of a single conductor where a number of conductors can be run along with a common path. Fasten flexible conductors bridging cabinets and doors, neatly along hinge side and protect against abrasion. Tie and support the conductors neatly. Number code or color code conductors, excluding those used for local individual room controls, appropriately for future identification and servicing of the control system.

Prepare and start logic control system under provisions of this section. Start-up and commission systems. Allow sufficient time time for start-up and Commissioning Commissioning prior to placing control systems in permanent permanent operation. Provide Owner's Representative with spare part list. Identify equipment critical to maintaining the integrity of the operating system.

Final as built control schematics, Wiring Diagrams, Software Logic Diagrams, Database Backup.


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Provide application engineer to instruct owner in operation of systems and equipment. Provide system operator's training to include but not limited to such items as the following: modification of of data displays, displays, alarm and and status descriptors, requesting requesting data, execution of commands and request of logs. Provide this training to a minimum of 3 persons. Provide on-site training above as required, up to 16 hours as part of this contract.

After completion of the entire temperature control installation the Contractor is to demonstrate, to the satisfaction of the Engineer prior to final acceptance, that all control systems and associated equipment which are the responsibility of the control manufacturer are calibrated, installed and operating in accordance with the project drawings and specifications and the manufacturer's most recent published data. 3 The instruction period for the automatic temperature control system shall not be less than 10 man days. This period shall be in addition to any time specified under any other section of these specifications.

Contractor shall supply, install, test and commission the system complete with control panels, field devices, wires; etc. The work shall be included but not limited to the following:

Furnish a totally Building Management System, including an operator's workstation using Microsoft Windows 2000 Professional, XP Professional or Windows 7 as the


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operating system and shall be based on a distributed control control system in accordance with this this specification. The operator's operator's workstation, workstation, all building controllers, application controllers, and all input/output devices shall communicate using the protocols and network standards as defined by ANSI/ASHRAE Standard for BACnet BACnet or LON. In other words, all workstations workstations and controllers, including unitary controllers, shall be native BACnet or LON or LON devices. No gateways shall be used for communication communication to controllers installed installed under this section , gateways may be used for communication to existing systems or to systems installed under other sections

Provide all necessary BACnet or LON compliant hardware and software to meet the system's functional specifications. Provide Protocol Implementation Conformance Conformance Statement (PICS) for Windows-based control software and every controller in system, including unitary controllers. Prepare individual hardware layouts, interconnection drawings, and software configuration from project design data.

Implement the detailed design for all analog and binary objects, system databases, graphic displays, logs, and management reports based on control descriptions, logic drawings, configuration data, and bid documents. Design, provide and install (MEP ( MEP contractor) all equipment cabinets, panels, data communication communication network cables needed, and all associated hardware. Provide and install all interconnecting cables between supplied cabinets, application controllers, and input/out i nput/output put devices. Provide and install all interconnecting cables between all operator's terminals and peripheral devices (such as printers, etc.) supplied under this section. Provide complete manufacturer’s specifications specifications for all items that are supplied. Include vendor name of every item supplied. Provide supervisory specialists and technicians at the job site to assist in all phases of system installation, startup and commissioning. Provide a. comprehensive comprehensive operator and technician technician training program program as described herein.


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Provide as-built documentation, documentation, operator's terminal software, diagrams, and all other associated project operational documentation documentation (such as technical manuals) on approved media, the sum total of which accurately represents the final system.

Provide new sensors, dampers, dampers, valves, and install only new actuators. actuators. No used components components shall be used as any part or piece of installed system.

A distributedlogic control control system complete complete with all software software and hardware hardware functions shall be provided and installed. installed. System shall be completely completely based on ANSI/ASHRAE ANSI/ASHRAE standard for BACnet BACnet or LON. This system is to control all mechanical equipment; equipment; including all unitary equipment such as fan coils, AC AC units etc. and and all air handlers, handlers, chillers, and any other listed equipment using native BACnet or LON compliant components. components. Non BACnet or LON-compliant or proprietary equipment or systems (including gateways) shall not be acceptable and are specifically prohibited. Operator's workstation software shall be Microsoft Windows 2000 Professional, XP Professional or Windows 7, as the computer operating system. Software shall include password protection, scheduling (including Optimum start), alarming, logging of historical data, full graphics including animation, demand limiting, full suite of field engineering tools including graphical programming and applications; Systems using operating systems other than that as described above are strictly prohibited. Building controllers controllers shall include complete complete control management management software, including scheduling control strategies with optimum start and logging logging routines. All control control management software and firmware firmware shall be resident in field hardware and shall not be dependent on the operator's terminal. Operator’s terminal software is to be used for access to field based control management functions only. only. Provide zone by zone zone direct digital logic control control of space temperature, scheduling, runtime accumulation, accumulation, equipment alarm reporting, and override timers for afterhours usage. Room sensors shall be provided with digital readout that allows the user to view room temperature, adjust the room set point preset limits and override option. User shall also be able to start and stop unit from the digital sensor. All application controllers controllers for every terminal unit (HP, UV, etc.) air handler, handler, all central plant equipment, and any other piece of controlled equipment shall be fully programmable. programmable. Application controllers shall be mounted next to controlled equipment and communicate with building controller via BACnet or LON LAN.


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The latest edition of the following stand ds and codes in effect e ffect and amended as of supplier's proposal date, and any applicable subsections thereof, shall govern design and selection of equipment and material supplied: American Society of Heating, Refrigerating, and Air Air Conditioning Engineers(ASHRAE). ANSI/ASHRAE Standard Standard 135-2001, 135-2001, BACnet. ANSI/EIA/CEA709.1, ANSI/EIA/CEA709.1, EIA-709.1 standard for LON Uniform Building Code (UBC), including local amendments. UL 916 Underwriters Laboratories Standard for Equipment. Canada and the US.

Energy Management

National Electrical Code (NEC). FCC Part 15, Subpart J, Class A. EMC Directive 89/336/EEC (European CE Mark). City, country, state, and federal regulations and codes in effect as of contract date. Except as otherwise indicated the system supplier shall secure and pay for all permits, inspections and certifications required for his work and arrange for necessary approvals by the governing authorities.

1. 2. 3.

The system supplier supplier shall submit submit engineered drawings, control control sequence, and bill of materials for approval Four complete sets (copies) of submittal drawings shall be provided. Drawings shall be available on CD-ROM.

Include the following in submittal package:


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System configuration diagrams in simplified block format. All input/output input/output object listings and and an alarm point summary summary listings. Electrical drawings that show all system syste m internal and external connection points, terminal block layouts, and terminal identification. Complete bill of materials. For all system elements operator's workstation(s), workstation(s), building controller(s), application controllers, routers, and repeaters, provide BACnet or LON Protocol Implementation Conformance Conformance Statements (PICS) as per ANSI/ASHRAE Standards. Standards. Provide complete description and documentation of any proprietary (nonBACnet or LON services) and/or objects used in the system.

The vendor shall provide a detailed project design and installation schedule with time markings markings and details for hardware hardware items and software software development phases Schedule Schedule shall show all the target dates for for transmission of project information and documents and shall indicate timing and dates for system installation, debugging, and commissioning.

General structure of workstation interaction shall be standard client/server relationship. Server shall be used to archive data and store system database. Clients shall access server for all archived data. Each client shall include flexibility to access graphics from server or local drive. Server shall support a minimum of 5 clients simultaneously.

Operator's workstation shall as minimum support Point-to-Point (PTP) and Ethernet BACnet or LON LAN types. Standard object types accessed by the workstation shall include as minimum: Analog Value, Analog input, Analog Output, Binary Value, Binary Input, Binary Output, Calendar, Device, Event Enrollment, File, Notification Class, Program and Scheduled object types. All proprietary object types, PROPOSED B+G+3/7 STOREY MIXED USE DEVELOPMENT (11 BUILDINGS) ON PLOT 2611604 AT MUHAISNAH FIRST, DUBAI, UAE FOR DUBAI ISLAMIC BANK

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if used in the the system, shall be thoroughly thoroughly documented documented and provided as part of the submittal data. All necessary tools tools shall be supplied supplied for working with proprietary information.

Operator Workstations shall shall display all data associated with project as called out on drawings and/or and/or object type list supplied. supplied. Graphic files files shall be created using digital, full color photographs photographs of system installation, AutoCAD or Visio drawing files of field installation drawings and wiring diagrams from as-built drawings drawings Operator's workstation shall display display all data using threedimensional graphic representations of all mechanical equipment. System shall be capable of displaying graphic file, text, and dynamic object data together on each display and shall include animation. Information shall be labeled with descriptors and shall be shown with the appropriate a ppropriate engineering units. All information information on any display shall shall be dynamically dynamically updated updated without without any action by the user. Workstation shall allow allow user to change all fieldresident EMCS functions associated with the project, such as setpoints, weekly schedules, exception schedules, etc. From any screen no matter if that screen shows shows all text or a complete complete graphic display. display. This shall be done without any reference to object addresses or other numeric/mnemonic numeric/mnemonic indications. All displays and programming programming shall be generated and and customized by the the local EMCS supplier and installer. Systems requiring factory programming for graphics or DDC logic are specifically prohibited. Binary objects shall be displayed as ACTIVE/INACTIVE/NULL ACTIVE/INACTIVE/NULL or with customized text. Text shall be justified left, left, right or center as selected by the the user. Also, allow binary binary objects to be displayed as individual individual change of state graphic objects on the display screen such that they overlay the system graphic. Each binary object displayed in this manner shall be assigned Up to three graphic files for display when the point is ON, OFF or in alarm. For binary outputs, toggle the object's commanded status when the graphic item is selected with with the system mouse. mouse. Similarly, allow the workstation workstation operator operator to toggle the binary object's status by selecting with the mouse a graphic of a switch or light, light, for for example, example, which then displays a different graphic (such as an "ON" switch or lighted lamp). Additionally, allow binary objects to be displayed as an animated graphic. Animated graphic objects shall be displayed as a sequence of multiple graphics to simulate simulate motion. For example: when a pump is in the OFF condition, display a stationary graphic of the the pump. When the operator selects the the pump pump graphic graphic with the mouse, mouse, the represented object's status is toggled and the graphic of the pump's impeller rotates in a time-based time-based animation. The operator shall shall be able to click on an animated graphical object or switch it from the OFF position to ON, or ON to OFF. Allow operator to change graphic file assignment assignment and also create new and original graphics online, System shall be supplied with a


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library of Standard Standard graphics graphics which may be used used unaltered or modified by the operator. Systems that do not allow customization customization or creation of new graphic objects by the operator (or with third party software) shall not be allowed. Analog objects shall be displayed with with operator modifiable units. Analog input objects may also be displayed as individual items on the display screen as an overlay to the system graphic. Each analog input object may be assigned a minimum of five graphic files, each with high/low limits for automatic selection and display of these graphics. As an example, a graphic representation of a thermometer would rise and fall in response to either the room temperature or its deviation from the controlling setpoint. Analog output objects, when when selected with the mouse, shall be displayed displayed as a prompted dialog (text only) box. box. Selection for display type shall be individual for each object. Analog object values may be changed by selecting either the "increase" or "decrease" arrow in the analog object spinner box without using using the keypad. Pressing the button button on the right side of the analog object spinner box allows direct entry of an analog value and accesses various menus where the analog value may be used, such as trend logs. Analog objects may also be assigned to an area of a system graphic, graphic, where the color of the defined area based on the analog object's value. For example, an area of a floor plan graphic served by a single control zone would change color with respect to the temperature of the zone or its deviation from setpoint. setpoint. All editing an area assignment assignment shall be created or modified online using simple icon tools. A customized menu label (push button) button) shall be used for display selection selection Menu items on a display shall allow penetration to lower level displays or additional menus. menus. Dynamic point information information and and menu label push buttons buttons may be mixed on the same same display to allow sub displays to exist for each item. Each display may be protected from viewing unless operator has appropriate security level. A security level may be assigned to each display and system object. The menu label shall not appear on the graphic if the operator does not have the appropriate security level. A mouse shall be used to move the pointer to the desired item for for selection of new display or to allow the operator to make changes to object data.

Provide security system that prevents unauthorized unauthorized use unless operator is logged on. Access shall be limited to operator's operator's assigned functions when user is logged on. This includes displays displays as outlined outlined above.


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Each operator's terminal terminal shall provide security for 100 users minimum Each user shall have an individual individual User ID, ID, User Name and Password Password Entries Entries are alphanumeric characters only and are case sensitive. User Name shall s hall be 0-16 characters, and Password shall be 4-8 characters long. Each system user shall be allowed individual assignment of only those control control functions functions which that user requires access. All passwords, usernames and access assignments shall be adjustable online at operators terminal. Each user shall have a set security level, which defines access to displays and individual objects the user may control. System shall include 5 separate and distinct security levels for assignment to users. System shall include an Auto Logout Feature that shall automatically logout user when there there has been no keyboard or or mouse activity for a set period of time. Time period shall be adjustable by system administrator. Operator terminal shall display message on screen that user is logged out after Auto Logout occurs. occurs.

Operator Activity Log shall be included with system that tracks all operator changes and activities. System shall track what is changed in the system, who performed this change, date and time of system activity and value of the change before and after operator activity. Operator shall be able to display all activity, sort the changes by user and also by operation. Log shall be gathered and archived to hard drive on operator workstation as needed. Operator shall be able to export data for display di splay and sorting in a spreadsheet. Any displayed data, that that is changeable by the operator, operator, may be selected using the right mouse button and the operator activity log shall then be selectable on the screen. Selection of the operator activity log using this method shall show all operator changes of just that displayed data.

Operator's workstation shall show all information in easy-to-read daily format


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including calendar of this month and next. All schedules shall show actual ON/OFF times for day based on scheduling priority. Priority for scheduling shall be events, holidays, and daily schedules with events being the highest. Holiday and special event schedules shall display data in calendar format. Operator shall be able to schedule holidays and special events directly from these calendars. Operator shall be able able to change all information for a given weekly or exception schedule if logged on with the appropriate access. System shall include a Schedule Wizard for set up up of schedules. Wizard shall walk user through all steps necessary for schedule generation. Wizard shall have its own pull-down selection s election for startup or may be started by right clicking on value displayed on graphic and then selecting schedule. Scheduling shall include optimum start based on outside air temperature, current heating/cooling set points, indoor temperature. Each and every individual zone shall have optimum start time independently calculated based on all parameters listed. User shall input schedules to set time that occupied set point is to be attained. Optimum start feature shall calculate the startup time needed needed match zone temperature temperature to set point. point. User shall be able to set limit for the maximum startup time allowed.

Operator's workstation shall provide audible, visual, and printed means of alarm indication. The alarm dialog box shall always become the top dialog box regardless of the application(s), currently running. Printout of alarms shall be sent to the assigned terminal and port. System shall provide log of alarm messages. Alarm log shall be archived to the hard disk of the systems operator's terminal. Each entry shall include a description of the event initiating i nitiating object generating the alarm. Description shall be an alarm message of at least 128 characters in length, length, Entry shall include time and date of alarm occurrence, time and date of Object state return to normal, normal, time and date of alarm acknowledgement and identification of operator acknowledging alarm. Alarm messages shall be in user user definable text in english and shall shall be entered either at the operator's terminal or via remote communication. System shall include an Alarm Wizard for set up of alarms: Wizard shall walk user through all steps necessary for alarm generation. Wizard shall have its own pull down selection for startup or may be started by right clicking on value displayed on graphic and then selecting alarm setup.


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System server shall periodically gather historically data stored in the building controllers and archive the information. information. Archived files shall be appended with new sample data, allowing samples to be accumulated. Systems that write over archived data shall not be allowed, unless limited file size is specified. Samples Samples may be be viewed at the operator's workstation. workstation. Operator shall be able to scroll through all trended data. All trend log information shall be displayed in standard engineering units. Software shall be included that is capable of graphing the trend logged object data. Software shall be capable of creating two axis (x,y) graphs that display up to ten objects types at the same time in different colors. Graphs shall show object values relative to time. Operator shall be able able to change trend log setup information. This This includes the information to be logged as well as the interval at which it is to be logged. All input, output, output, and value object types in the the system may be logged. All All operations shall be password protected. Setup and viewing may be accessed directly from any and all graphics on which object is displayed. dis played. System shall include a trend Wizard for setup of logs. Wizard shall walk user through all necessary steps. Wizard shall have its own pull-down selection for startup, or may be started by right clicking on value displayed on graphic, and then selecting Trend logs from the displayed menu.

Provide means for operator to display di splay and change system configuration. This shall include, but not limited to, system time, day of the week, date of daylight savings set forward/set back, printer termination, port addresses; modem port and speed, etc. Items shall be modified using understandable terminology with simple mouse/cursor key movements.

Provide operator's workstation(s) at location(s) noted on the plans.

Workstation/Server Computer Minimum Requirements Re quirements Pentium IV, 2.8 Gbz or better 2 GB of RAM or better


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250 GB hard disk or better High performance graphics adapter Ethernet 10/100 network interface interface card Keyboard, monitor, mouse, 3.5-inch disk drive, and CD-ROM Windows 2000/XP Professional / Windows 7 Modem, 56Kb Minimum Color Printer (Inkjet, Color Dye or Laser)

At the conclusion conclusion of project, contractor contractor shall leave with owner a CD ROM ROM that includes the complete software operation system and project graphics, set points, system parameters, parameters, etc. This backup backup shall allow the owner to completely completely restore restore the system in the case of a computer malfunction. malfunction.

The following functions shall be available at the BMS:

1. 2. 3.

Monitoring of space temperature. Run status of FCU fan. Setting public areas temperatures. temperatures.

1. 2. 3. 4.

Start / stop of pumps. Run status of each pump. Trip alarm indication in BMS of individual pump. System Pressure.

1. 2. 3.

Start / stop of pumps. Run status of each pump. Trip alarm indication in BMS of individual pump.


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4.

High level alarm.

1. 2. 3.

System Pressure. Run status of each pump. Trip alarm indication of electric pump and fail to start indication from diesel

4.

Battery status monitoring.

1. 2.

Level indication ( Monitoring). Monitoring). Low level alarm.

1. 2. 3. 4. 5.

Status of generator-breaker ON / OFF. Generator MCCB / ACB tripped indication. Generator common alarm indication. Generator “NOT IN AUTO MODE” alarm. Generator in “AUTO TEST” mode status.

1. 2. 3.

Power Supply Status. Common fault alarm. Status Monitoring.

pump.

1. Temperature and humidity of the fresh air intake shall be indicated (common for all Fresh air AHUs). 2. Cooling coil on / off temperature of each AHU (DB / WB). 3. Supply air temperature of each AHU. 4. Start / stop of the fan in AHU (with low and high speed control). 5. Run status of AHU from differential pressure switch installed at AHU discharge. 6. Temperature of air leaving HRW (DB / WB). 7. Filter status. 8. Supply and extract fan trip alarm indication. 9. Start stop of heat recovery circulation wheel. 10. Position indication of HOA switch. 11. Supply Air temperature setting command


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1.

Status of dampers.

1. 2. 3.

Start / stop of fans (with low and high speed control for general extract fans) The status of each fan from MCC panel. Trip alarm indication.

1. 2. 3.

Start / stop of fans (with low and high speed control for general extract fans). The status of each fan from MCC panel. Trip alarm indication.

1. 2.

Panel Status. Fault Alarm Status.

1. 2. 3.

Power supply status of lift control panel. Common alarm from lift control panel. Cabin call alarm.

1. 2. 3. 4.

Power supply ON / OFF for each circuit On / Off / Trip indication. Each incoming supply voltage. Each incoming supply current.

1. 2.

On/OFF Status of Incomer Trip Status of Incomer

1. 2.

On/OFF Status of Incomer and Outgoing Trip Status of Incomer and Outgoing

1.

Open / Close status.


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1. 2. 3. 4.

Start / stop of pumps Run status of each pump. Trip alarm indication in BMS of individual pump. System Pressure.

1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15.

Start /Stop of Chiller. Run Status of Chiller. Butterfly valve open /Close Command. Butterfly valve open /Close status. Chiller Supply Temperature Chiller Return Temperature. Bypass line Flow Switch. VFD Enable /Disable Command. VFD Speed Control. VFD Common Fault Chemical Dosing unit run Status. Chemical Dosing unit trip Alarm Status. Chemical Dosing unit fault alarm Status. Supply Flow Sensor. Differential Pressure at index Circuit.

1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14.

Butterfly valve open /Close Command. Butterfly valve open /Close feedback. Pump Start/Stop command. Pump Trip alarm. Pump Run status KWH Reading. Cooling Tower Start /Stop Command. Cooling Tower Trip Alarm. Cooling Tower Run Status. Cooling Tower Fan VFD feed Back Cooling Tower Fan VFD Command. KWH Reading. Variation Switch Status Condenser Water Inlet/outlet temp.

1. 2. 3. 4. 5.

Pumps Trip alarm. Pumps Run status. Alarm Status. Stop Button Status. Emergency Button Status.


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6. 7. 8. 9. 10. 11. 12. 13. 14. 15.

Disk Filter Status. Ultra Filtration Status. Pressure Switch Valve. Pressure Switch Valve Status. Inlet Pressure Alarm. Redox Pressure Alarm. Low Level Tank Alarm. Low Level Backwash Tank Alarm. Low level Hypochlorite Hypochlorite Alarm. High Level Treated Water Tank Warning.


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3. BMS Specifications

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