Beta Draft Confidential
Installing and Wiring the Thermostat
Proliphix Internet Managed Thermostat (IMT) Installation Guide, Release 1.0
11
Part No. 600-03100-000, Rev. 2
Table 7
describes what relays are active for the HVAC and fan state.
Table 7 Relay Matrix
W1
W2
Y1
Y2
G
Fuel Burner
Heat1 (1h)
X
X
a
a
If fan on heat is enabled.
Heat2 (2h)
X
X
X
a
Cool1 (1c)
X
X
Cool2 (2c)
X
X
X
Fan
X
Heat Pump
Heat1 (1h)
X
b
b
If Heat Pump is a model which activates the reversing valve (B) for heat mode.
X
X
Heat2 (2h)
X
b
X
X
X
Aux Heat (3h)
X
X
b
X
X
X
Cool1 (1c)
X
c
c
If Heat Pump is a model which activates the reversing valve (O) for cool mode.
X
X
Cool2 (2c)
X
c
X
X
X
Fan
X
Note
Aux Heat is the last stage whether you have a single or dual stage heat pump.
