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CNT-PRC003-EN

11

®

Data lists

Table 2 provides an input/output listing 
for Tracer VV550/551 VAV controllers. 
Table 3 provides the configuration 
properties for the controller. The content 
of the lists conforms to both the 

LonMark

®

 SCC functional profile 8500 

and the LonMark

®

 node object.

 

Table 2. Input/output listing

Input description

Input

SNVT type

Output description

Output

SNVT type

Space temperature

nviSpaceTemp

SNVT_temp_p

Space temperature

nvoSpaceTemp

SNVT_temp_p

Setpoint

nviSetpoint

SNVT_temp_p

Unit status, mode

nvoUnitStatus

SNVT_hvac_status

Occupancy, schedule

nviOccSchedule

SNVT_tod_event

Effective setpoint

nvoEffectSetpt

SNVT_temp_p

Occupancy, manual 

command

nviOccManCmd

SNVT_occupancy

Effective occupancy

nvoEffectOccup

SNVT_occupancy

Occupancy sensor

nviOccSensor

SNVT_occupancy

Heat cool mode

nvoHeatCool

SNVT_hvac_mode

Application mode

nviApplicMode

SNVT_hvac_mode

Setpoint

nvoSetpoint

SNVT_temp_p

Heat/cool mode input

nviHeatCool

SNVT_hvac_mode

Discharge air 

temperature

nvoDischAirTemp

SNVT_temp_p

Fan speed command

nviFanSpeedCmd

SNVT_switch

Terminal load

nvoTerminalLoad

SNVT_lev_percent

Auxiliary heat enable

nviAuxHeatEnable

SNVT_switch

Space CO

2

nvoSpaceCO2

SNVT_ppm

Valve override

nviValveOverride

SNVT_hvac_overid

Effective air flow 

setpoint

nvoEffectFlowSP

SNVT_flow

Flow override

nviFlowOverride

SNVT_hvac_overid

Air flow

nvoAirFlow

SNVT_flow

Emergency override

nviEmergOverride

SNVT_hvac_emerg

File table address

nvoFileDirectory*

SNVT_address

Source temperature

nviSourceTemp

SNVT_temp_p

Object status

nvoStatus*

SNVT_obj_status

Space CO

2

nviSpaceCO2

SNVT_ppm

Alarm message

nvoAlarmMessage

SNVT_str_asc

Clear alarms/

diagnostics

nviRequest*

SNVT_obj_request

* Part of the node object.

Air flow setpoint input

nviAirFlowSetpt

SNVT_flow

Ventilation ratio limit

nviVentRatioLim

SNVT_lev_percent

Ventilation for the zone 

input

nviVentSetpt

SNVT_flow

* Part of the node object.

Table 3. Configuration properties

Configuration property 

description

Configuration property

SNVT type

SCPT reference

Send heartbeat

nciSndHrtBt

SNVT_time_sec

SCPTmaxSendTime (49)

Occ temperature setpoints

nciSetpoints

SNVT_temp_setpt

SCPTsetPnts (60)

Minimum send time

nciMinOutTm

SNVT_time_sec

SCPTminSendTime (52)

Receive heartbeat

nciRecHrtBt

SNVT_time_sec

SCPTmaxRcvTime (48)

Location label

nciLocation

SNVT_str_asc

SCPTlocation (17)

Local bypass time

nciBypassTime

SNVT_time_min

SCPTbypassTime (34)

Manual override time

nciManualTime

SNVT_time_min

SCPTmanOverTime (35)

Space CO

2

 limit

nciSpaceCO2Lim

SNVT_ppm

SCPTlimitCO2 (42)

Nominal air flow

nciNomFlow

SNVT_flow

SCPTnomAirFlow (57)

Air flow measurement gain

nciFlowGain

SNVT_multiplier

SCPTsensConstVAV (67)

Minimum air flow

nciMinFlow

SNVT_flow

SCPTminFlow (54)

Maximum air flow

nciMaxFlow

SNVT_flow

SCPTmaxFlow (51)

Minimum air flow for heat

nciMinFlowHeat

SNVT_flow

SCPTminFlowHeat (55)

Maximum air flow for heat

nciMaxFlowHeat

SNVT_flow

SCPTmaxFlowHeat (37)

Minimum flow for standby

nciMinFlowStdby

SNVT_flow

SCPTminFlowStby (56)

Firmware major version

nciDevMajVer*

n/a

SCPTdevMajVer (165)

Firmware minor version

nciDevMinVer*

n/a

SCPTdevMinVer (166)

Flow offset for tracking applications

nciFlowOffset

SNVT_flow_f

SCPToffsetFlow (265)

Local heating minimum air flow

nciMinFlowUnitHt

SNVT_flow

SCPTminFlowUnitHeat (270)

* Part of the node object.

Содержание Tracer VV550

Страница 1: ...CNT PRC003 EN October 2005 Tracer Controls Tracer VV550 551 VAV Controllers...

Страница 2: ...other manufacturer or as a standalone device When it is part of a Trane ICS a Tracer VV550 551 VAV controller enables the building automation system BAS to perform functions such as scheduling trendin...

Страница 3: ...Auto commissioning sequence 5 Manual test function 5 Drive minimum and maximum from zone sensor 5 Trane controller compatibility 5 Interoperability 5 Wiring diagram 5 Wiring diagram for Tracer VV550...

Страница 4: ...to a floor area With this feature the installer can quickly configure the flow control boxes and set up the system without the need for custom programming Local versus remote reheat flexibility Tracer...

Страница 5: ...hat includes a thumbwheel setpoint a Tracer VAV VV550 551 controller can easily be overridden to minimum and maximum flow By simply turning the thumbwheel to the controller drives the air valve to the...

Страница 6: ...3 Tracer VV550 551 wiring diagram 3 2 1 On Cancel Binary input Trane zone sensor In Out Rover service tool Analog inputs Binary outputs LonTalk communication link 24V GND Wiring diagram for Tracer VV...

Страница 7: ...nication link Figure 4 Cancel ON 85 80 75 70 65 60 55 50 o o o TM ROVER Cancel ON 85 80 75 70 65 60 55 50 Cancel ON 85 80 75 70 65 60 55 50 Figure 4 Network architecture with Tracer VV551 VAV controll...

Страница 8: ...e 5 Contact your Trane sales office about other compatible zone sensors Figure 5 Zone sensors for use with Tracer VV550 551 GCC order number Zone Timed override buttons LCD Comm jack Setpoint thumbwhe...

Страница 9: ...stor 10 k 77 F 25 C From 14 to 122 F 10 to 50 C Space setpoint potentiometer 1 k From 50 to 90 F 10 to 32 2 C Primary discharge air temperature thermistor 10 k 77 F 25 C From 40 to 212 F 40 to 100 C P...

Страница 10: ...10 CNT PRC003 EN Figure 6 Tracer VV551 dimensions 7 5 in 19 2 cm 6 5 in 16 7 cm 6 5 in 16 7 cm 7 5 in 19 2 cm 5 5 in 14 0 cm Cover off Cover on...

Страница 11: ...nvoStatus SNVT_obj_status Space CO2 nviSpaceCO2 SNVT_ppm Alarm message nvoAlarmMessage SNVT_str_asc Clear alarms diagnostics nviRequest SNVT_obj_request Part of the node object Air flow setpoint input...

Страница 12: ...and specifications without notice Literature Order Number CNT PRC003 EN File Number PL ES CNT PRC003 1005 Supersedes CNT PRC003 EN April 2004 Stocking Location Inland Trane A business of American Stan...

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