Honeywell ENVIRAZONE PANEL W8835 Product Data page 6

W8835 ENVIRAZONE PANEL
For dual fuel equipment using heat pump and fossil fuel,
configure the panel as a heat pump and use a fossil fuel kit. Do
not use the dual fuel functionality of the VisionPRO® IAQ.
Wiring HVAC Equipment
SINGLE TRANSFORMER HEATING/COOLING
SYSTEMS REQUIRE A JUMPER TO BE
INSTALLED CONNECTING R
(FACTORY INSTALLED).
HVAC EQUIPMENT
HEATING TRANSFORMER
24 VAC
EQUIPMENT
COOLING TRANSFORMER
AUXILIARY HEAT
COMPRESSOR
REVERSING VALVE (COOLING/HEATING)
Fig. 4. Wiring single-stage heat pump with separate
Auxiliary and Emergency Heat.
SINGLE TRANSFORMER HEATING/COOLING
SYSTEMS REQUIRE A JUMPER TO BE
INSTALLED CONNECTING R
(FACTORY INSTALLED).
HVAC EQUIPMENT
HEATING TRANSFORMER
24 VAC
EQUIPMENT
COOLING TRANSFORMER
AUXILIARY HEAT
COMPRESSOR
REVERSING VALVE (COOLING/HEATING)
Fig. 5. Wiring single-stage heat pump with Auxiliary Heat.
68-0258—04
AND R
H C
L
C
R
H
R
C
W /E
1
1
W
2
W /AUX
3
Y
1
Y
2
FAN RELAY
G
O/B
1 FIELD INSTALLED JUMPER
AND R
H C
L
C
R
H
R
C
W /E
1
1
W
2
W /AUX
3
Y
1
Y
2
FAN RELAY
G
O/B
1 FIELD INSTALLED JUMPER
SINGLE TRANSFORMER HEATING/COOLING
SYSTEMS REQUIRE A JUMPER TO BE
INSTALLED CONNECTING R
(FACTORY INSTALLED).
24 VAC
EQUIPMENT
FIRST STAGE COMPRESSOR
SECOND STAGE COMPRESSOR
REVERSING VALVE (COOLING/HEATING)
Fig. 6. Wiring two-stage heat pump with separate Auxiliary
SINGLE TRANSFORMER HEATING/COOLING
M31124
SYSTEMS REQUIRE A JUMPER TO BE
INSTALLED CONNECTING R
(FACTORY INSTALLED).
24 VAC
EQUIPMENT
FIRST STAGE COMPRESSOR
SECOND STAGE COMPRESSOR
REVERSING VALVE (COOLING/HEATING)
Fig. 7. Wiring two-stage heat pump with Auxiliary Heat.
M31124
6
AND R
H C
HVAC EQUIPMENT
HEATING TRANSFORMER
COOLING TRANSFORMER
EMERGENCY HEAT RELAY
AUXILIARY HEAT RELAY
FAN RELAY
Heat.
AND R
H C
HVAC EQUIPMENT
HEATING TRANSFORMER
COOLING TRANSFORMER
1
AUXILIARY HEAT RELAY
FAN RELAY
1 FIELD INSTALLED JUMPER
L
C
R
H
R
C
W /E
1
W
2
W /AUX
3
Y
1
Y
2
G
O/B
M31123
L
C
R
H
R
C
W /E
1
W
2
W /AUX
3
Y
1
Y
2
G
O/B
M31125