AMX ViewStat, Instruction Manual

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ViewStat Communicating Thermostat
Table of Contents
Address the Thermostats and Set Highest Address ....................................................... 27
Wiring Diagrams.............................................................................................................. 29
Single-stage furnace and AC configuration............................................................................ 29
Two-stage furnace and two-stage AC configuration. ............................................................. 30
Roof top unit (two-stage heat and two-stage cool) configuration. .......................................... 31
Boiler with AC (two transformers) configuration..................................................................... 32
Single-stage heat pump configuration.................................................................................... 33
Two-stage heat pump configuration....................................................................................... 34
First- stage radiant floor heat, second-stage furnace one stage of cooling configuration...... 35
Support Module Installation and Wiring .............................................................. 37
Installing the VST-TTM and VST-TRH Support Modules................................................ 37
Choosing a mounting location................................................................................................ 37
Single Support Module Installation......................................................................................... 37
Multiple Support Module Installation ...................................................................................... 39
Setting the Support Module DIP Switches ...................................................................... 40
DIP switches 1 and 2: Address (1-4)...................................................................................... 40
Dip switch 4: Humidity Sensor 2 (VST-TRH support module only) ........................................ 41
DIP switch 6: T1/T2 or Onboard Sensor ................................................................................ 41
Applications..................................................................................................................... 42
Heat Pump Applications......................................................................................................... 42
Humidity Control (VST-TRH only) .......................................................................................... 42
Troubleshooting Remote Sensors................................................................................... 43
Set Up and Configuration ...................................................................................... 45
Network Override Set-Up ................................................................................................ 46
Thermostat Button Lockout ............................................................................................. 46
Security Set-Up ............................................................................................................... 47
Communications Set-Up ................................................................................................. 48
Temperature Set-Up ....................................................................................................... 48
Backlighting Set-Up......................................................................................................... 48
Balance Point Set-Up...................................................................................................... 49
Display Set-Up ................................................................................................................ 49
Using the NetLinx Module to Program the ViewStat ........................................... 51
AMX_ViewStat NetLinx Module - Overview .................................................................... 51
The ViewStat Model ........................................................................................................ 53
Command Interface - SEND_COMMANDs..................................................................... 53
String Feedback .............................................................................................................. 59