Air Handing Unit Controller
FRE version for Constant Supply Temperature Control (SPTY 3&4)
RET version for Constant Return Temperature Control (SPTY 0&1, 6&7)

SUP version for Variable Supply Temperature Control (SPTY 2&5)

History
(FRE/RET/SUP)
 

Engineering Tables

Latest updated version is 4a1
Document last updated 03/01/2002

Monitoring Parameters

Doorway / InSite Code Label Description Units Default Value Range
    Control parameters      
C69 RTLP Selects display of Return loop parameters when set - 0 0 to 1
C70 UNDH Sets very Low muzzy level for Heating loop - - 10 to 200
C71 OVRH Sets very High muzzy level for Heating loop - - 10 to 200
C72 DBDH Deadband sets limit for OK band for Heating loop - - 10 to 200
C73 RCGH Max Rate of Change Temperature Heating - - 1 to 250
C74 GN H Heating gain - - 1 to 250
C75 UNDC Sets very Low muzzy level for Cooling loop - - 10 to 200
C76 OVRC Sets very High muzzy level for Cooling loop - - 10 to 200
C77 DBDC Deadband sets limit for OK band for Cooling loop - - 10 to 200
C78 RCGC Max Rate of Change Temperature Cooling - - 1 to 250
C79 GN C Cooling gain - - 1 to 250
    Alarm Parameters      
C90 NOAL No alarms - - 0 to 1
C91 FANF Fan Fail alarm - - 0 to 1
C92 FLTF Filter Blocked alarm - - 0 to 1
C93 FREZ Heater battery failed or no hot water (will stop fans) - - 0 to 1
C94 OUTF Pump fail alarm - - 0 to 1
C95 SUPF Supply air temperature reading failed - - 0 to 1
C96 STOP Stop alarm received - - 0 to 1
    Plots      
C130 PN A Config variable number for plot A   51 1 to 255
C131 PT A

Plot type A:
1: every 15 minutes
2: once per day
3: every minute
4: every hour

- 1 1 to 4
C132 PN B Config variable number for plot B - 52 1 to 255
C133 PT B Plot type B - 1 1 to 4
C134 PN C Config variable number for plot C - 53 1 to 255
C135 PT C Plot type C - 1 1 to 4
    Driver Parameters      
C150 HTYP Heat type - 1 0 to 5
C151 HINT Heat stages Internal - 2 0 to 8
C152 CTYP Cool type - 1 0 to 5
C153 CINT Cool stages Internal - 2 0 to 8
C154 HRMN Heating driver input rescale Minimum % 0 0 to 100
C155 HRMX Heating driver input rescale Maximum % 100 0 to 100
C156 CRMN Cooling driver input rescale Minimum % 0 0 to 100
C157 CRMX Cooling driver input rescale Maximum % 100 0 to 100
C158   Not used in this application - - -
C159   Not used in this application - - -
C160 HDMD Heat demand from Return Air Loop or from Zone demands % - 0 to 100
C161 CDMD Cool demand from Return Air Loop or from Zone demands % - 0 to 100
C162 HOUT Supply Loop Heating Output % - 0 to 100
C163 COUT Supply Loop Cooling Output % - 0 to 100
C164 HDRV Heating Driver input % - 0 to 100
C165 CDRV Cooling Driver input % - 0 to 100
C166 DHOF De-Humidification demand from Humidity Controller % - 0 to 100

 

 

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