Installation Manual

146
Lutron integration protocol
HVAC Command-specific fields
 Action NumbersandParameters:
Action Action Number Parameters
Set(#)orGet(?)CurrentTemperature(°F)
2,3
1 Temperature=32–104°F
Set(#)orGet(?)OperatingMode 3 Mode(1=Off,4=Auto)
Set(#)orGet(?)FanMode 4
Mode(1=Auto,4=NoFan,5=High,6=Medium,
7=Low)
Set(#)orGet(?)CallStatus 14
0=None,LastwasHeat
1=HeatStage1
5=None,LastwasCool
6=CoolStage1
8=Off
Set(#)orGet(?)CurrentTemperature(°C)
3
15 Temperature=0– 40°C
Set(#)orGet(?)SingleSetpoint(°F)and
Drifts
1,2
18
SingleSetpoint=
50–90°F
NegativeDrift=
0–15°F
PositiveDrift=
0–15°F
Set(#)orGet(?)SingleSetpoint(°C)and
Drifts
1,2
19
SingleSetpoint=
10–32°C
NegativeDrift=
0–8°C
PositiveDrift=
0–8°C
Example HVAC Commands
Operation Command String
Execute: #HVAC,IntegrationID,ActionNumber,Parameters
SetSingleSetpointto75°F,PositiveDriftto2°FandNegativeDriftto1°F #HVAC,21,18,75,1,2<CR><LF>
SetSystemOperatingModeto“Auto” #HVAC,21,3,4<CR><LF>
SetFanModeto“Medium” #HVAC,21,4,6<CR><LF>
SetSingleSetpointto20°CandleavetheDriftsunaffected #HVAC,21,19,20,255,255<CR><LF>
Query: ?HVAC,IntegrationID,ActionNumber
WhatistheCurrentTemperature? ?HVAC,21,1<CR><LF>
WhatistheCurrentOperatingMode? ?HVAC,21,3<CR><LF>
WhatistheCurrentHVACCallStatus? ?HVAC,21,14<CR><LF>
Response: ~HVAC,IntegrationID,ActionNumber,Parameters
CurrentTemperatureis70°F ~HVAC,21,1,70<CR><LF>
CurrentOperatingModeis“Off” ~HVAC,21,3,1<CR><LF>
1  Toleaveaparameterunchanged,use“255”asthevalueforthatparameterwhensendingthecommand
2  Allowforreportedtemperaturevaluestobezeropadded,withupto3digitsbeforethedecimalpoint,and2digitsafter
–Possiblereportedvaluesof5°C:“005”,“05”,“5”,“005 ”,“005 ”,“5 ”,“005 0”,“05 0”,“5 0”,“005 00”,“05 00”,“5 00”
–Possiblereportedvaluesof5 5°C:“005 5”,“05 5”,“5 5”,“005 50”,“05 50”,“5 50”
–Possiblereportedvaluesof21°C:“021”,“21”,“021 0”,“21 0,“021 00,”“21 00”
–Possiblereportedvaluesof21 5°C:“021 5”,“21 5”,“021 50”,“21 50”
3  SettingofcurrenttemperatureisonlypossibleiftheHVACzoneisconnectedtoa3rdpartyHVACcontroller
Devices (continued)
Palladiom Thermostat (continued)
HVACZoneCommands
HVAC Command Format
Use “HVAC Command-specific fields” tables
to complete these command fields.
Operation
Command
Integration ID (example)
#HVAC,21,ActionNumber,Parameters