Contents
Overview 8
Features 9
Supported Systems 10
Specifications 11
Product Specifications 11
Dimensions 15
Installation 16
In the Box 17
Equipment Required 18
New Electrical Box or Low Voltage Mounting Bracket 18
Existing Electrical Box or Low Voltage Mounting Bracket 18
Drywall 18
Determine the Mounting Location 19
Mounting 20
Mount to an Electrical Box or Low Voltage Mounting Bracket 20
Mount to Drywall 22
System Connections 24
R CONNECTIONS Switch 27
Thermistor Curve 28
Wiring Diagrams 29
Single Stage Heat-Only System without Common Wire 30
Single Stage Heat/Cool System without Common Wire 31
Single Stage Heat/Cool System 32
Single Stage Heat Pump with Aux Heat 33
2 Stage Heat Pump with 2 Stage Aux Heat 34
Dual Stage Heat/Cool System with Separate References and Humidification 35
Wiring a Local Power Source 36
Radiant Floor Only (Floor Warming and/or Space Heating) 37
2 Stage Heat (Stage 1 Radiant Floor)/1 Stage Cool or 1 Stage Heat/1 Stage cool with Floor
Warming 38
2 Stage Heat (Stage 1 Radiant Floor)/1 Stage Cool Heat Pump with 1 Stage Aux Heat or 1
Stage Heat/1 Stage Cool Heat Pump with 1 Stage Aux Heat and Floor Warming 39
3 Stage Heat (Stage 1 Radiant Floor)/2 Stage Cool Heat Pump with 1 Stage Aux Heat or 2
Stage Heat/2 Stage Cool Heat Pump with 1 Stage Aux Heat and Floor Warming 40
2-Pipe FCU with 1 or 2 Stage Heat/Cool, with optional Radiant Floor Stage, optional Floor
Warming, and optional Aux Heat Stage 41
2-Pipe FCU with 1 or 2 Stage Heat, with optional Radiant Floor Stage, optional Floor
Warming, and optional Aux Heat Stage 42
2-Pipe FCU with 1 or 2 Stage Cool, with optional Radiant Floor Stage, optional Floor
Warming, and optional Aux Heat Stage 43
Product Manual — Doc. 8622E Contents • iii