University of ManitobaCONTROLS FIELD WORKSection 15910
Req. # Page 1
PART 1 - GENERAL
1.1GENERAL
.1For additional details of any systems or components contact the University of Manitoba CCMS Shop, phone 474-6883.
.2Confirm all hardware in shop drawings, where specific ranges and features will be finalized.
.3Include for all components and adapters required to connect tubing, and wiring, and to mount field devices, such as temperature sensors.
.4Refer to 15900 for general requirements, and Sections 15920 and 15950 to determine scope of work.
.5All control work will be done by the Field Control Contractor, except the work described in 15920, which will be done by the panel control contractor. Co-operate fully with 15920, including shop drawings, installation, and commissioning. Work includes, but is not limited to, selection, supply, installation, connection, and commissioning of:
.1All field hardware, including all sensors, actuators, valves and control dampers.
.2All field wiring including network communication(modbus,MS/TP, and RS485 twisted pair) and all piping. All data communication cables (co-ax, Ethernet and fiber) shall be installed and tested by one of the Qualified Voice/Data Contractors from Section 16741.
.3Test results to be provided in electronic and paper form as per Section 16740.
.4Label wires with LeGrand CAB cable markers. Label network communication cables with Panduit markers, model *PLFIMA-C. Label with cable number, control computer name, location, and address for both terminations.
.5Assist Section 15920 with check out and testing only.
.6Provide as-built communication network schematic showing locations of all cable connector splices. Also provide as-built field wiring and piping drawings in AutoCAD format.
.7For non-DDC controls, provide a complete control system, incorporating controls provided with equipment.
1.2CO-OPERATION
.1Co-operate fully with the Section 15920 and other trades to ensure a complete working system in a timely manner.
PART 2 - PRODUCTS
2.1SENSORS
#SENSORLOCATIONMANUFACTURERMODEL/SERIESFEATURES
1Air QualityDuctGreystoneAIR 300 Dc/w duct kit
2Air QualitySpaceGreystoneAIR 300AE
3CO DetectorSpaceGreystoneCDD
4HumidityDuctGreystoneRH200A03to suit duct mounting
5HumiditySpaceGreystoneRH100B03to suit wall mounting
6TemperatureMixed AirGreystoneTE200FDB7D 24'averaging
7TemperatureDuctGreystoneTE200B7E212" SS probe
8TemperatureSpaceGreystoneTE200AD7
9TemperatureOutside AirGreystoneTE500F121A6(RTD)Sun shield
10TemperatureFreezstatPennA70Note 3
11TemperaturePipeGreystoneTE200CM7B2Ac/w brass well
12PressurePipeHoneywellXPRO 9307200 - 200 psig
Autotran250G100P4N0 - 100 psig
13Electrical CurrentMotorsElkori-Snailcurrent ring
14Push ButtonRoom wallgeneric to .75"diameterBlack
UL A600momentaryCSA
Contactapproved
15StaticOutsideSOAPapprox.Must not be affected by wind
Notes:
.1Ranges to suit application, i.e. middle 50% of instrument range.
.2For other sensors contact U of M CCMS Shop
.3Freezstat to trip when 300 mm (12”) of element is below set point.
2.2DAMPERS
.1Johnson CD-1320 opposed blade, two piece 22 gauge galvanized blades, 13 gauge galvanized frame, self-adjusting stainless side seals. Santoprene blade seals, zinc plated linkage and blade pin. Provide optional oil impregnated bronze bearings. Temperature range - 40ºC to 93ºC. Velocity limit 4000 FPM, at 6" wg. Maximum size 1 x 1 meter, unless specifically approved. Factory order number COPBS. Leakage less than 10 CFM/Sq. Ft. at 2000 FPM and 4" number COPBS. Leakage less than 10 CFM/Sq. Ft. at 2000 FPM and 4" WC.
2.3DAMPER OPERATORS
.1Provide spring return for "fail safe" in normally open or normally closed position.
.2Size operators for control dampers against maximum pressure or dynamic closing pressure, which ever is greater.
.3Provide adjustable external stops to limit stroke in both directions.
.4All mixed air system operators to have positioners.
2.4CONTROL VALVES
.1Pneumatic - Johnson/Fisher
#POSApplicationMaterial/RatingSizesTwo WayThree WayNotes
1NoneChilled WaterCast Brass/½-2"VG7000VG7000Normally Closed
250 psig>=2"V5842 Johnson
2NoneGlycolCast Brass/½-2"VG7000V-5840Normally Open
250 psig>+2"V5842 Johnson
3YesGlycolCast Steel2-1/2-6"V-5350N/ANormally Open
250 psigflanged (5)N/AJohnson
4Note 4SteamCast SteelALL (7)N/A (8)
Notes:
.13-12 Psig spring range or split range, as required.
.2Pressure drop approximately 5-10 ft. w.c., unless otherwise specified. For 3 way valves, pressure drop 2 to 3 times coil pressure drop.
.3POS = positioner.
.4Valves 3” and above to have positioners.
.5All steam diaphragms to be high temperature, i.e., Steam can be 500°F.
.6Refer to Specification Section 15050 for steam control valve details.
.7Steam valves may be normally open or normally closed depending on application. Review with designer before making final selection. Glycol convertors & domestic hot water to be normally closed only.
2.5TEMPERATURE SENSOR WELLS
.1Brass wells of size to suit bulb with union and dielectric element.
.2Provide heat transfer grease in every thermowell.
2.6ROOM TEMPERATURE SENSORS
.1All room temperature sensors shall be DDC and shall be supplied by Section 15920, University of Manitoba CCMS Shop. Unit heater and force flow thermostats shall be pneumatic, with guards in public areas.
2.7VARIABLE AIR VOLUME TERMINALS
.1All VAV controls and associated radiation or reheat controls shall be DDC and shall be supplied by Section 15920, University of Manitoba CCMS Shop. This shall include the Zone controller (c/w flow transducer, Belimo actuator, and auxiliary outputs for associated radiation, reheat, or radiant panel valves) and room sensor (BACstat model no. DNS-24).
.2Control valves for radiation or reheat systems shall be supplied by this section.
.3Wiring and piping between the room sensor, the zone controller, and associated control valves shall be by this section.
.4Division 15910 shall be responsible for mounting DDC VAV box zone controllers.
2.8STEAM HUMIDIFIERS
.1Humidifiers c/w control valve shall be provided by Section 15600.
.2Section 15910 to provide all controls (room humidistat, duct sensors, etc. as applicable), and ensure all interlocks and interconnection are properly made to provide a fully operational humidification control system as specified in Section 15950.
.3Refer to Section 15600 for further requirements.
2.9AIR QUALITY SENSORS
.1Wiring between the CO2 sensor and associated controllers shall be by this section.
.2Division 15910 shall be responsible for mounting CO2 sensors.
2.10NETWORK EQUIPMENT
DescriptionManufacturerPart #
1. 12 Port Patch PanelAMP1375013-1
2. 2 Port Work Area OutletAMP1479488-3
3. 4 Port Work Area OutletAMP1479489-3
4. CAT5E Modular JackAMP406372-3
5. CAT5E Cable (White Jacket)Helix13095-04-5E20
6. CAT5E Patch Cable
(White Jacket, with Grey Boots)Priority ElectronicsP97-10026-xx (xx = Length)
7.MS/TP Communication CableBelden984124AWG TP (twisted pair), Shielded
2.11UTILITY METERS
.1All utility meters shall be supplied by this section.
.2Chilled Water \ Heat Recovery:
E+H magnetic flowmeter, model Promag 53W. to be full line size.
E+H Flow computer, Model RMS621-31BAA1211
2 100 Ohm RTD Thermoelectric probes, Model 16384-14-LT-X-1
2 Thermoelectric thermowells, Model 121-P-2-3
.3Steam:
E+H vortex flowmeter, Model 77F-S1HJA012F10,c/w 300# flanges
E+H Flow computer, Model RMS621-31BAA1211 sized to accommodate peak load.
1 100 Ohm RTD Thermoelectric probe, Model 16384-14-LT-X-1
1 Thermoelectric thermowell, Model 121-P-2-3
E+H pressure transmitter, 0-1035 kPa, Model PMC731-S51P2M21N c/w 14" carbon steel pigtail siphon
Anderson Greenwood Block/Bleed SS valve
.4Domestic Cold Water:
E+H magnetic flowmeter, model Promag 53W. Meter to be sized to accommodate maximum flow.
.5Condensate:
Lecomte turbine meter, model LC-C-P, c/w pulser. Meter to be sized to accommodate condensate pump flow rate.
.6Wiring between the meters and associated controllers shall be by this section.
.7Division 15 shall be responsible for mounting utility meters.
PART 3 - EXECUTION
3.1GENERAL
.1Refer to Section 15900 for general requirements.
.2Control panels to be supplied by Section 15920 and mounted by this section. Acceptable panel locations to be determined in conjunction with Section 15910.
.3Locate sensor points generally where shown and specified. Finalize locations with shop drawings, ensuring that the Manufacturer's recommendations are met.
.4Advise Sections 15400, 15600 and 15800 of modifications and required details prior to their installation, to ensure adequate straight runs, etc. 5 Averaging elements shall provide excellent duct coverage (1 sensor per square meter of duct-minimum) unless otherwise approved. Support on 12 gauge annealed galvanized wire with plastic ties.
.5Freezstat elements shall be attached on the heating coil, directly behind the tubes. Crossovers between tubes shall be protected to avoid false trips.
3.2VALVES
.1Label valves clearly, include instructions, and supervise installer as required to ensure Manufacturer's recommendations are followed, and maintenance access is convenient.
3.3DAMPERS
.1Confirm installation is properly done (square and flat, in particular), and operating torques are within published limits. Ensure operators have 150% of minimum power required.
.2Install positioners on all outside intake and outside relief dampers for additional power and accuracy under frosted conditions.
.3When requested, distribute dampers on site to their respective location. Provide instructions and required supervision to installer.
3.4VARIABLE SPEED DRIVERS
.1This section shall be responsible for extending all VSD control wiring to DDC controllers.
.3VSD supplier and Division 16 shall review and approve installation before energizing units. Confirm approval to consultant.
END OF SECTION 15910
October 21, 2013