Trane Round In/Round Out Lista de partes Pagina 1

VariTrane™ ProductsSingle Duct/Dual Duct UnitsVDD, VCC, VCW, VCEMarch 2015VAV-PRC011M-ENRAEAOAPAsupplyfancooling coilvariable-speed drivethermostatVAV

10 VAV-PRC011M-ENFeatures and BenefitsPneumatic ControllerBinary Input ControllerIntegration Options (Interfacing with other control systems) - Trane

100 VAV-PRC011M-ENDDC Controlsis below the active heating setpoint and the amount of time that the space temperature has been below the active heatin

VAV-PRC011M-EN 101DDC ControlsAir-Fi™ Wireless SystemQuantity of WCIs per NetworkEach Trane wireless network can have a total of 31 WCIs (30 member WC

102 VAV-PRC011M-ENDDC ControlsDimensionsSpecificationsOperating Temperature-40 to 158ºF (-40 to 70ºC)Storage temperature-40 to 185ºF (-40 to 85°C)Sto

VAV-PRC011M-EN 103DDC ControlsRadio frequency2.4 GHz (IEEE Std 802.15.4-2003 compliant) (2405–2480 MHz, 5 MHz spacing)Radio channels16Address rangeGro

104 VAV-PRC011M-ENDDC ControlsDimensionsDDC Zone SensorSpecificationsThermistor Resistance Rating10,000 Ohms at 77°F (25°C)Setpoint Resistance Rating

VAV-PRC011M-EN 105DDC ControlsCO2 Wall Sensor and Duct CO2 SensorThe wall- and duct-mounted carbon dioxide (CO2) sensors are designed for use with Tra

106 VAV-PRC011M-ENDDC ControlsResolution of Analog Outputs10 ppm CO2Power SupplyNominal 24 VACPower Consumption<5 VAHousing MaterialABS plasticDim

VAV-PRC011M-EN 107DDC ControlsZone Occupancy SensorSensor ships with 30-minute time delay pre-set from the factory. Time delay and sensitivity can be

108 VAV-PRC011M-ENDDC ControlsFactory or Field Mounted Auxiliary Temperature SensorFactory or Field Mounted Auxiliary Temperature SensorSensing Eleme

VAV-PRC011M-EN 109DDC ControlsTwo-Position Water ValveSpecificationsValve De sig nBody: Brass Cover: Aluminum Case: Stainless SteelStem: Brass, Hard C

VAV-PRC011M-EN 11Features and BenefitsTrane VAV Systems - Proven PerformanceTrane is the industry leader in VAV systems, including factory-commissione

110 VAV-PRC011M-ENDDC ControlsProportional Water ValveThe direct digital controller uses a time-based signal to drive the motor to its proper positi

VAV-PRC011M-EN 111DDC ControlsVAV Piping PackageSpecificationsDifferential Operation Pressure:• 2519 (2-80 psid 0.5-3.0 gpm) / (3-80 psid 3.50 – 5.00

11 2 VAV-PRC011M-ENDDC ControlsDifferential Pressure TransducerSpecificationsInput Pressure Range0.0 to 5.0 in. wg (Maximum input pressure 5 psig)Ope

VAV-PRC011M-EN 11 3DDC ControlsTransformersSpecificationsPrimary Voltage120 VAC 208 VAC 240 VAC 277 VAC 347 VAC 480 VAC 575 VACSecondary Voltage24 VA

114 VAV-PRC011M-ENDDC ControlsTrane Non-Spring Return ActuatorThis actuator is used with DDC controls and retrofit kits. it is available with a 3-wir

VAV-PRC011M-EN 11 5DDC ControlsTrane Spring Return ActuatorSpecificationsActuator Design24-VAC, floating-point control. Spring returnActuator HousingH

11 6 VAV-PRC011M-ENDDC ControlsVariTrane™ DDC Retrofit KitA VariTrane DDC-UCM, an electronic differential pressure transducer, and a six-pin connecto

VAV-PRC011M-EN 11 7DDC ControlsHumidity5% to 95% RH, Non-CondensingAmbient Temperature-22 to 122°F (-30C to 50°C)Storage Environment-40 to 176°F (-40

11 8 VAV-PRC011M-ENDDC ControlsElectric Heater Silicon-Controlled Rectifier (SCR)Specifications• Microprocessor based burst-fire controller / SSR• Lo

VAV-PRC011M-EN 119DDC ControlsHeat Controls24-VAC Fan/Staged2nd1stCFanLoad: 10 VA (MAGN)Load: 12 VA (MERC)Load: 6.5 VAFAN RELAY2135421HEATER CONTROL B

12 VAV-PRC011M-ENAgency CertificationsThere are numerous regulations and standards in the industry that determine the construction and performance pa

120 VAV-PRC011M-ENDDC ControlsLO1st stage2nd stage3rd stage24VAC (hot) commonCCWCOMCW24 VACYBL24 VAC, 50vaStandard – (Fan-powered)Optional – (Single-

VAV-PRC011M-EN 121Pneumatic Controls3011 Pneumatic Volume RegulatorSpecificationsDifferential Pressure Range0-1 in. wg (0–249 Pa)Minimum Setpoint Rang

122 VAV-PRC011M-ENPneumatic Controls3501 Pneumatic Volume RegulatorThis is in contrast to the 3011 PVR, which resets velocity pressure with a change

VAV-PRC011M-EN 123Pneumatic ControlsHeight: 4.1" (104.1 mm) Weight: 12 oz (340 g)Pneumatic Damper ActuatorSpecificationsEffective Area8 sq inches

124 VAV-PRC011M-ENPneumatic ControlsBias Adjustment+/- 15 psig (103 kPa)Main Air Pressure15-30 psig (103–207 kPa)Air Consumption18 scim (0.295 L/m) a

VAV-PRC011M-EN 125Pneumatic ControlsSignal LimiterSpecificationsFactory SettingMaximum output = 8 psig (55.2 kPa) Adjustable from 2–12 psig (13.8–82.7

126 VAV-PRC011M-ENPneumatic ControlsRemote Mounted(Direct Acting)(Direct Acting)Remote MountedOptional or installed by others.One PipeRestrictorT-St

VAV-PRC011M-EN 127Pneumatic ControlsOptional or installed by others.Factory installed.LimiterMinimumRestricted LegOne Pipe InsetCapped Diverting T-Sta

128 VAV-PRC011M-ENPneumatic ControlsOne PipeRestricted Leg(Reverse Acting)Remote MountedOne Pipe InsetFactory installed.Optional or installed by othe

VAV-PRC011M-EN 129Pneumatic ControlsOne Pipe InsetRemote Mounted(Direct Acting)T-Stat Branch Pressure (PSI)T-Stat Branch Pressure (kPa)Air FlowMinCFM3

VAV-PRC011M-EN 13Agency CertificationsUnderwriter’s Laboratory (UL) 1995Underwriter’s Laboratory is an independent testing agency that examines produc

130 VAV-PRC011M-ENPneumatic ControlsT-StatOne PipeRemote Mounted(Reverse Acting)One Pipe InsetFactory installed.Optional or installed by others.(137.

VAV-PRC011M-EN 131Pneumatic ControlsT-Stat Branch Pressure (kPa)T-Stat Branch Pressure (PSI)Heating % Position (Open)38Cooling 10020.755.213 1510089.6

132 VAV-PRC011M-ENPneumatic ControlsT-Stat Branch Pressure (kPa)T-Stat Branch Pressure (PSI)Cooling% Flow (CFM)38HeatingMinCFMCFMMax10020.755.213 15L

VAV-PRC011M-EN 133Pneumatic ControlsOptional or installed by others.Customer Notes:1. Factory installed.(Reverse-Acting)Remote MountedOne Pipe Inset(R

134 VAV-PRC011M-ENControls SpecificationsFor all VariTrane™ units, the unit controller continuously monitors the zone temperature and varies the prim

VAV-PRC011M-EN 135Controls Specificationsreturns the system to unoccupied mode. The digital display zone sensor requires seven wires, one for 24-VAC p

136 VAV-PRC011M-ENControls Specifications• Controls Option – PC03: Cooling and Heating, Normally-Closed heating damper, Normally-Open cooling damper,

VAV-PRC011M-EN 137Controls SpecificationsOther Options Available• DDC Zone Sensors - wired or wireless• 2-Position & Modulating Water Valves• Cont

138 VAV-PRC011M-ENApplication ConsiderationsVAV SystemThere are two primary types of VAV systems—single-duct and dual-duct. Single-Duct SystemsSingle

VAV-PRC011M-EN 139Application ConsiderationsTrane's main product in this type of application is called VariTrac™. VariTrane products can also be

14 VAV-PRC011M-ENDigit 1, 2 — Unit TypeVC = VariTrane™ Single DuctDigit 3—ReheatC = Cooling Only E = Electric Heat W = Hot Water HeatDigit 4—Develop

140 VAV-PRC011M-ENApplication ConsiderationsVariTrane VAV Terminal UnitsThe function of the VariTrane™ terminal unit in a VAV control zone is to vary

VAV-PRC011M-EN 141Application ConsiderationsFan-Pressure OptimizationWith Trane's Integrated Comfort System, the information from VAV terminal un

142 VAV-PRC011M-ENApplication ConsiderationsControl TypesVAV terminal units are available with many different options. These options fall into three

VAV-PRC011M-EN 143Application ConsiderationsOperating and Maintenance Costs—DDC controls can be networked together via wired or wireless networks to p

144 VAV-PRC011M-ENApplication ConsiderationsKey features of the system include:• An advanced unit controller• Flexible system design • User-friendly

VAV-PRC011M-EN 145Application ConsiderationsCurrently, VariTrane offers two models of pneumatic volume regulators in its controls offering—the 3011 re

146 VAV-PRC011M-ENApplication ConsiderationsFlow Measurement and ControlThe differential pressure signal output of the flow ring provides the termina

VAV-PRC011M-EN 147Application ConsiderationsVP = TP - SP (All units are expressed in inches of water)The amount of air traveling through the inlet is

148 VAV-PRC011M-ENApplication ConsiderationsLinearity With the increase in DDC controls over pneumatic controls, the issue of linearity is not as gre

VAV-PRC011M-EN 149Application ConsiderationsElectric ReheatElectric heating coils are applied on VAV terminal units as terminal reheat devices. Electr

VAV-PRC011M-EN 15Model Number DescriptionsDD92= UC210 DDC-Basic plus- Local (Electric heat- Staged) Remote (Staged EH) DD93= UC210 Ventilation Flow

150 VAV-PRC011M-ENApplication ConsiderationsInsulationMatte-FacedThis type of insulation is used for typical applications. It consists of a fiberglas

VAV-PRC011M-EN 151Application Considerationspressure levels and ultimately the NC within the space, is from radiated sound. This is readily known for

152 VAV-PRC011M-ENApplication ConsiderationsAttenuators that are simple “cups” at the plenum inlet(s) have been shown in Trane’s acoustical mock-up t

VAV-PRC011M-EN 153Application ConsiderationsPath AttenuationSound is generated by a terminal unit can reach the occupied space along several paths. Th

154 VAV-PRC011M-ENApplication Considerationsscheduling units much easier. Contact the local sales office or the Trane C.D.S.™ department for more det

VAV-PRC011M-EN 155Application Considerationsstatic pressure is given up for increased velocity pressure). The pressure loss is sometimes mistaken as

156 VAV-PRC011M-ENApplication ConsiderationsAdditional VAV System and Product ReferencesVAV Systems Air Conditioning Clinic This clinic is designed t

VAV-PRC011M-EN 157Application ConsiderationsChilled-Water VAV Systems Applications Engineering ManualDiscusses proper design and application of chille

Trane optimizes the performance of homes and buildings around the world. A business of Ingersoll Rand, the leader in creating and sustaining safe, com

16 VAV-PRC011M-ENModel Number DescriptionsDigit 38—Piping Package0= None A = 2-way Automatic Balancing B = 3-way Automatic BalancingDigit 39—Water

VAV-PRC011M-EN 17Single-Duct VAV Terminal UnitsThe features of the single-duct VAV terminal units are described by the product categories shown in bol

18 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsAir pressure drop (APD) of the hot water coil is included in the chart preceding the hot water coil pe

VAV-PRC011M-EN 19Single-Duct VAV Terminal UnitsThe maximum NC level is NC-29. If the maximum NC level was exceeded, it would have been necessary to re

© 2015 Trane All rights reserved VAV-PRC011M-ENIntroductionVariTrane™ variable-air-volume (VAV) units lead the industry in quality and reliability

20 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsTable 3. Primary airflow control factory settings - SIControl TypeAir Valve Size (in.) Maximum Valve L

VAV-PRC011M-EN 21Single-Duct VAV Terminal UnitsPerformance DataTable 4. Air pressure drop - in. wg (I-P)Inlet Size Airflow Cfm Cooling OnlyHot Water 1

22 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsTable 5. Air pressure drop - Pa (SI)Inlet Size Airflow (L/s) Cooling OnlyHot Water1-row coilHot Water2

VAV-PRC011M-EN 23Single-Duct VAV Terminal UnitsTable 6. Integral outlet plenum air pressure drop - in. wg (I-P)Inlet SizeOutlet ConfigurationOutlet (i

24 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsTable 7. Integral outlet plenum air pressure drop - Pa (SI)Inlet SizeOutlet ConfigurationOutlet (mm) D

VAV-PRC011M-EN 25Single-Duct VAV Terminal UnitsTable 8. Heating capacity (MBh) - inlet size 04, 05, 06 (I-P) Water Pressure Drop (ft)Airflow (cfm)Rows

26 VAV-PRC011M-ENSingle-Duct VAV Terminal Units3-RowCapacityMBH2.5 0.53 11.95 19.51 25.34 29.76 33.26 36.09 38.44 40.43 42.154.0 1.24 12.18 20.28 26.

VAV-PRC011M-EN 27Single-Duct VAV Terminal UnitsTable 11. Heating capacity (MBh) - inlet size 12 (I-P) Water Pressure Drop (ft)Airflow (cfm)Rows gpm 30

28 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsTable 12. Heating capacity (MBh) - inlet size 14 (I-P) Water Pressure Drop (ft)Airflow (cfm)Rows gpm 6

VAV-PRC011M-EN 29Single-Duct VAV Terminal UnitsTable 13. Heating capacity (MBh) - inlet size 16 (I-P) Water Pressure Drop (ft)Airflow (cfm)Rows gpm 60

VAV-PRC011M-EN 3Table of ContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

30 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsTable 14. Heating capacity (MBh) - inlet size 16x24 (I-P) Water Pressure Drop (ft)Airflow (cfm)Rows gp

VAV-PRC011M-EN 31Single-Duct VAV Terminal UnitsHot Water Reheat Coil Notes (I-P)1. Fouling Factor = 0.000252. Capacity based on 55°F entering air temp

32 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsTable 18. Heating capacity (kW) - inlet size 04, 05, 06 (SI) Water Pressure Drop (kPa)Airflow (L/s)Row

VAV-PRC011M-EN 33Single-Duct VAV Terminal Units3-RowCapacitykW0.16 1.57 3.50 19.51 25.34 29.76 33.26 36.09 38.44 40.43 42.150.25 3.71 3.57 20.28 26.82

34 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsTable 21. Heating capacity (kW) - inlet size 12 (SI) Water Pressure Drop (kPa)Airflow (L/s)Rows L/s 14

VAV-PRC011M-EN 35Single-Duct VAV Terminal UnitsTable 22. Heating capacity (kW) - inlet size 14 (SI) Water Pressure Drop (kPa)Airflow (L/s)Rows L/s 283

36 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsTable 23. Heating capacity (kW) - inlet size 16 (SI) Water Pressure Drop (kPa)Airflow (L/s)Rows L/s 28

VAV-PRC011M-EN 37Single-Duct VAV Terminal UnitsTable 24. Heating capacity (kW) - inlet size 16x24 (SI) Water Pressure Drop (kPa)Airflow (L/s)Rows L/s

38 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsHot Water Reheat Coil Notes (SI)1. Fouling Factor = 0.000252. Capacity based on 12°C entering air temp

VAV-PRC011M-EN 39Single-Duct VAV Terminal UnitsElectrical DataTable 28. VCEF electric coil kW guidelines - minimum to maximumSingle-Phase Voltage Thre

4 VAV-PRC011M-ENTable of ContentsCO2 Wall Sensor and Duct CO2 Sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105DDC Zone Sensor wit

40 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsTable 29. Minimum and maximum airflow per inlet size and kW I-P SIInlet size kW Min Heat cfm Max cfm M

VAV-PRC011M-EN 41Single-Duct VAV Terminal Units141.0 - 9.010.011.012.013.014.015.016.017.018.020.022.0685731769839909978104811181188125813981538300030

42 VAV-PRC011M-ENSingle-Duct VAV Terminal Units81.01.52.02.53.03.54.04.55.05.56.06.57.0105 - 450105 - 450105 - 450105 - 450105 - 450105 - 450105 - 45

VAV-PRC011M-EN 43Single-Duct VAV Terminal Units141.01.52.02.53.03.54.04.55.05.56.06.57.07.58.09.010.011.012.013.014.015.016.017.018.020.022.0320 - 150

44 VAV-PRC011M-ENSingle-Duct VAV Terminal Units161.01.52.02.53.03.54.04.55.05.56.06.57.07.58.09.010.011.012.013.014.015.016.017.018.020.022.024.026.0

VAV-PRC011M-EN 45Single-Duct VAV Terminal UnitsNote: For VCEF units, Discharge Air Reset Enable is not compatible with legacy design LH and RH units.

46 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsMinimum Circuit Ampacity (MCA) Equation• MCA = heater amps x 1.25Maximum Over Current Protection (MOP)

VAV-PRC011M-EN 47Single-Duct VAV Terminal UnitsTable 31. Discharge sound power (dB)1, 2, 4PerfInlet Size (in)0.5" Inlet Pressure Ps51.0" In

48 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsTable 32. Radiated sound power (dB)1, 2, 4Inlet Size (in)0.5" Inlet Pressure Ps51.0" Inlet

VAV-PRC011M-EN 49Single-Duct VAV Terminal UnitsTable 33. Sound noise criteria (NC)Discharge1,2,4Radiated1,2,4Inlet Size (in)Inlet Pressure (Ps)3,5Inl

VAV-PRC011M-EN 5Table of ContentsDuct Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153

50 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsTable 34. AHRI 885-2008 discharge transfer function assumptionsOctave Band23 4 567Small Box (< 300

VAV-PRC011M-EN 51Single-Duct VAV Terminal UnitsDimensional DataNOTES:1. Air inlet centered in unit front panel.2. Outlet combinations to remote diff

52 VAV-PRC011M-ENSingle-Duct VAV Terminal Units

VAV-PRC011M-EN 53Single-Duct VAV Terminal UnitsSINGLE DUCT HOT WATER W/PLENUM (VCWF)CONTROL BOX(PNEU. CONTROLS AREA)SLIP & DRIVECONNECTIONCOIL ACC

54 VAV-PRC011M-ENSingle-Duct VAV Terminal Units

VAV-PRC011M-EN 55Single-Duct VAV Terminal UnitsUse port at the bottom for inlet and top for outlet onsingle row coils. For multirow coils, always plu

56 VAV-PRC011M-ENSingle-Duct VAV Terminal Units[25mm]3[79mm]OUTLET64/7"1AIR FLOWB[198mm]732/"INLETA[86mm]3[29mm]1649/""CAIR FLOWW

VAV-PRC011M-EN 57Single-Duct VAV Terminal UnitsC10"[254mm]13/"[86mm]332AIR FLOW/71332[198mm]"AccessPanel [72mm]27OUTLET232/"AINLET

58 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsAIR FLOWCAIR FLOWD10"[254mm]AIR FLOWB/32[198mm]713"AccessPanel [86mm]3"32/13[94mm]32&qu

VAV-PRC011M-EN 59Single-Duct VAV Terminal Units

6 VAV-PRC011M-ENFeatures and BenefitsConstructionUL-listed productsSafety and reliability are vital in commercial construction. All VariTrane™ units

60 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsMechanical SpecificationsSingle-Duct Terminal UnitsCasing22-gage galvanized steel. Agency ListingUnit

VAV-PRC011M-EN 61Single-Duct VAV Terminal UnitsOutlet ConectionSlip & Drive Connection—Terminal units come standard with slip & drive connecti

62 VAV-PRC011M-ENSingle-Duct VAV Terminal UnitsAirflow Switch— An air pressure device designed to disable the heater. This is standard on single-duct

VAV-PRC011M-EN 63Single-Duct VAV Terminal UnitsPneumatic ControlsNormally Open Actuator—Pneumatic 3-8 psig (20-55 kPa) spring-range pneumatic actuator

64 VAV-PRC011M-ENSingle-Duct VAV Terminal Unitsthe optional factory mounted valve harness to make electrical connection quick and simple (120” plenum

VAV-PRC011M-EN 65Digit 1, 2, 3—Unit TypeVDD= VariTrane™ dual-ductDigit 4—Development SequenceF= SixthDigit 5, 6—Primary Air Valve05 = 5" inlet (

66 VAV-PRC011M-ENDual-Duct VAV Terminal UnitsDual-duct units have two air valves. One heating valve and one cooling air valve modulate simultaneously

VAV-PRC011M-EN 67Dual-Duct VAV Terminal UnitsAcousticsThe acoustical data found in the “Performance Data” section of the VAV catalog is used to make a

68 VAV-PRC011M-ENDual-Duct VAV Terminal UnitsGeneral DataTable 36. Primary airflow control factory settings (per valve) - I-PControl TypeAir Valve Si

VAV-PRC011M-EN 69Dual-Duct VAV Terminal UnitsPerformance DataTable 38. Air pressure drop-in. wg (l-P)Inlet Size Airflow Cfm VDDF051002003003500.010.02

VAV-PRC011M-EN 7Features and BenefitsExternal Shaft—This simple design provides controller flexibility and is designed to facilitate actuator field re

70 VAV-PRC011M-ENDual-Duct VAV Terminal Units1237556575594038152414700945118014159183046169401180141518856101425Note: Pressure drops are per air valv

VAV-PRC011M-EN 71Dual-Duct VAV Terminal UnitsABCD FEGHNOMINALØ127 mm (5")152 mm (6")203 mm (8")254 mm (10")OUTL CONVERSION CHARTSY

72 VAV-PRC011M-ENDual-Duct VAV Terminal UnitsTable 43. Radiated sound power (dB)1, 2, 4Inlet Size (in)0.5" Inlet Pressure Ps51.0" Inlet Pr

VAV-PRC011M-EN 73Dual-Duct VAV Terminal UnitsTable 44. Sound noise criteria (NC)Discharge1,2,4Radiated1,2,4Inlet Size (in)Inlet Pressure (Ps)3,5Inlet

74 VAV-PRC011M-ENDual-Duct VAV Terminal UnitsDimensional DataCOOLINGCONTROL BOX HEATINGCONTROL BOX H W 14.00"[356 mm] LSLIP & DRIVECONNECTIO

VAV-PRC011M-EN 75Dual-Duct VAV Terminal UnitsCOOLINGCONTROL BOX PNEUMATIC CONTROLS AREA (SEE NOTES) HEATINGCONTROL BOXPNEUMATIC CONTROLS AREA (SEE NOT

76 VAV-PRC011M-ENDual-Duct VAV Terminal UnitsMechanical SpecificationsDual-Duct Terminal UnitModel VDDFCasing22-gage galvanized steel. Hanger bracket

VAV-PRC011M-EN 77Dual-Duct VAV Terminal UnitsAir Valve Round — The primary air inlet connection is an 18-gage galvanized steel cylinder sized to fit s

78 VAV-PRC011M-ENDual-Duct VAV Terminal Unitsdifferential pressure signal from the pressure transducer. Additionally, the controller can monitor eith

VAV-PRC011M-EN 79DDC ControlsTracer UC400 and UC210 Programmable BACnet ControllersThe Tracer™ UC400 and UC210 controllers are programmable general pu

8 VAV-PRC011M-ENFeatures and Benefitsconstruction or renovation. Through extensive usability testing internally and with building operators, we’ve de

80 VAV-PRC011M-ENDDC Controls• When combined with the patented Trane Flow ring and pressure transducer, flow is repeatable to +/- 5% accuracy across

VAV-PRC011M-EN 81DDC Controlsthe heat of the main AHU to keep plumbing lines from freezing. When available, the operation of the VAV unit fan (series

82 VAV-PRC011M-ENDDC ControlsNote: Flow sensor DP (in. wg) is measured at the flow ring to aid in system balancing and commissioning. See “Valve/Cont

VAV-PRC011M-EN 83DDC Controlswall fin radiation, convector, etc.) or any combination of local and remote. The operating characteristics of the four ba

84 VAV-PRC011M-ENDDC Controlsof heating capacity to the heating load, resulting in more stable temperature control. The heating minimum airflow setpo

VAV-PRC011M-EN 85DDC Controlsprovide unmatched “peace of mind” by calling/paging the appropriate person(s) when specific alarms occur.Flow Tracking Co

86 VAV-PRC011M-ENDDC ControlsTracer UC210 and Tracer UC400 Programmable BACnet ControllersThe Tracer™ UC210 and Tracer UC400 are programmable control

VAV-PRC011M-EN 87DDC ControlsOperating Environment32 to 140°F, (0 to 60°C) 5% to 95% RH, Non-condensingStorage Environment-40 to 180°F (-40 to 82.2°C)

88 VAV-PRC011M-ENDDC ControlsTrane LonMark™ DDC VAV Controller (VV550)This LonMark™ certified controller uses the Space Comfort Controller (SCC) prof

VAV-PRC011M-EN 89DDC Controls• HW coil VAV units in ventilation flow control (VFC) have a Freeze protection algorithm to protect the water coil and th

VAV-PRC011M-EN 9Features and Benefits• Pressure-independent (PI) operation—Provides airflow required by the room thermostat to maintain occupant comfo

90 VAV-PRC011M-ENDDC Controls•CO2 demand controlled ventilation enables a HVAC system to adjust ventilation flow based on the current CO2 concentrati

VAV-PRC011M-EN 91DDC ControlsGeneral Operation-CoolingIn cooling control action, the DDC controller matches primary airflow to cooling load. The DDC c

92 VAV-PRC011M-ENDDC ControlsSingle-Duct: On/Off Electric ReheatOne, two, or three stages of staged electric reheat are available. The heating minimu

VAV-PRC011M-EN 93DDC Controlssavings of a VAV system. A flow tracking system in a given zone consists of a standard Space Comfort Control VAV (see B)

94 VAV-PRC011M-ENDDC ControlsThe controller monitors zone temperature setpoints, zone temperature and its rate of change and valve airflow (via flow

VAV-PRC011M-EN 95DDC ControlsTable 48, p. 95 provides an input listing for Tracer VV550/551 VAV controllers, and Table 49, p. 95 provides an output li

96 VAV-PRC011M-ENDDC ControlsTable 50. Configuration propertiesConfiguration property description Configuration property SNVT type SCPT referenceSend

VAV-PRC011M-EN 97DDC ControlsDirect Digital Controller—Unit Control Module (UCM4)The controller also accepts an auxiliary duct temperature sensor inpu

98 VAV-PRC011M-ENDDC ControlsConnections1/4" (6.35 mm) Stab ConnectionsCommunicationsRS-485; Stranded wire, twisted pair, shielded, copper condu

VAV-PRC011M-EN 99DDC Controlsdetermining control action of the DDC controller. When configured for a CO2 sensor, the value of the input is used as a s