Specifications

Addr (Hex) Addr (Dec) Bit Init/
Default
Min Value Max Value Description
1AL 26L
NA
4 - -
OptionByte#3
0 1=VAVOccupiedheatingenabled
1 1=VAVUnoccupiedheatingenabled
2 1=Economizerpresent
3 1=OutsideAirHumiditysensorpresent
4 1=ReturnAirHumiditysensorpresent
5 1=Pre-occupancypurgeenabled
6 1=DemandVentilationenabled
7 1=Buildingpressuresensorinstalled
1BH 27H
NA
193 - -
OptionByte#4
0 1=Powerexhaustpresent
1 1=Modulatingpowerexhaustpresent
2 1=ExhaustVFDpresent
3 1=LowAmbientkitinstalled
4 1=DirtyFilterswitchpresent
5 1=Intelli-startoperationenabled
6 1=Indoorfanoperateswithspacesensorpresent[CV]
7 1=Daylightsavingstimeenabled
1BL 27L
NA
8 - -
OptionByte#5
0 1=Runtestenabled
1 1=Meterofunoccupiedoverrideenabled
2 1=Metricdisplayenabled
3 1=UseThermostatorCommunicationsflagforOccupiedsignal
4 1=Lead/Lag:Equalizecompressorruntimeenabled
5 1=Hotgasbypasspresentoncompressor#1
6 1=RemoteControlofEconomizerenabled
7 1=Morningwarm-upenabled
1CH 28H
NA
0 0 255
Alarm1-Mostrecentalarm.
1CL 28L NA 0 0 255 Alarm2
1DH 29H NA 0 0 255 Alarm3
1DL 29L NA 0 0 255 Alarm4
1EH 30H NA 0 0 255 Alarm5–OldeststoredAlarm.
1FH 31H NA 0 0 255 Compressor#1accumulatedruntime(Hours,Highbyte)
1FL 31L NA 0 0 255 Compressor#1accumulatedruntime(Hours,Lowbyte)
20H 32H NA 0 0 255 Compressor#2accumulatedruntime(Hours,Highbyte)
20L 32L NA 0 0 255 Compressor#2accumulatedruntime(Hours,Lowbyte)
21H 33H NA 0 0 255 Compressor#3accumulatedruntime(Hours,Highbyte)
21L 33L NA 0 0 255 Compressor#3accumulatedruntime(Hours,Lowbyte)
22H 34H NA 0 0 255 Compressor#4accumulatedruntime(Hours,Highbyte)
UnitarySalesToolv1.5.8.0 Informationissubjecttochangewithoutnotice.Checklocalcodes. Printed10/20/2014
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SIMPLICITY® Intelli-Comfort II
Page:17
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