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8
Non-Heat Pump (standard) HVAC System
Important:
If there is no C-wire in the HVAC system, the ZTS-500 must be powered by batteries and it will be
operated in FLiRS mode after inclusion into a Z-Wave network.
Multi-stage: 2 Heat / 2 Cool
Figure 7. Non-heat pump (Standard Gas or Electric) HVAC system wiring
Single-stage: 1 Heat / 1 Cool
Figure 8. Non-heat pump (Standard Gas or Electric) HVAC system wiring
W1
W2
O
B
G1
G2
Y1
Y2
C
RC
RH
Black
(with C-Wire)
Red
Yellow
Green
W1 - 1
st
stage Heater
W2 - 2
nd
stage Heater
G1 - 1
st
stage Fan
G2- 2
nd
stage Fan
Y1 - 1
st
stage Compressor (Cool)
Y2 - 2
nd
stage Compressor (Cool)
C - 24Vac Common
R - 24Vac Power
Non-Heat Pump (standard)
HVAC System
Vary
White
ZTS-500
RC and RH are
internal connected
Vary
Vary
W1
W2
O
B
G1
G2
Y1
Y2
C
RC
RH
Black
(with C-Wire)
Red
Yellow
Green
W - Heater
G - Fan
Y - Compressor (Cool)
C - 24Vac Common
R - 24Vac Power
Non-Heat Pump (standard)
HVAC System
White
ZTS-500
Typical wire colour
Typical wire colour
RC and RH are
internal connected