User Guide

5
©2017 ZONEFIRST®
ZONE THERMOSTAT TERMINALS
ZONE
THERMOSTAT TERMINALS
Zone Thermostats – The thermostats wiring will be for
Conventional single stage (Y-G-R-W-C) or Heat Pump (Y-G-
R-E-C and O or B). See Wiring Diagram 1 and 2 each type of
thermostat.
WIRING DIAGRAM 1 – Conventional Thermostats
WIRING DIAGRAM 4 - HVAC Equipment – Dual Fuel
Heat Pump with Fossil Fuel Back-Up
ZONE THERMOSTAT
C W R Y G
E
G
Y
R
W/OB
C
WIRING DIAGRAM 5 – Single Speed Compressor
WIRING DIAGRAM 2 – Heat Pump Thermostat
ZONE THERMOSTAT
C O/B R Y G E
E
G
Y
R
W/OB
C
WIRING DIAGRAM 6 – Two Speed Compressor Heat
Pump
WIRING DIAGRAM 3 - HVAC Equipment – Up to Two
Stage Heating and Single Stage Cooling