Wiring Guide

5
Hot Water Zone Valve or Circulator Relay Panel with A/C Dampers
M1
M4
M6
R
C
W
Y
G
M1
M4
M6
R
C
W
Y
G
M1
M4
M6
R
C
W
Y
G
Rh
Rc
W
Y
G
R
C
DATS
DATS
PURGE OVERRIDE
HZ311
HEAT
COOL
FAN
PURGE
ZONE 1
ZONE 2
ZONE 3
Zone 3
DAMPER
THERMOSTAT
Zone 1
DAMPER
THERMOSTAT
Zone 2
DAMPER
THERMOSTAT
EQUIPMENT
POWERSENSOR
Zone 1 Thermostat
Rc W G
Y
Rh
Power-closed
Spring-open
ARD or ZD Damper
Compressor Relay
Fan Relay
Cooling Transformer
C7735A1000
HZ311 zone panel controlling air-conditioning zoned with dampers
and heating zoned with a zone valve or circulator relay panel.
M1
M4
M6
R
C
W
Y
G
M1
M4
M6
R
C
W
Y
G
M1
M4
M6
R
C
W
Y
G
Rh
Rc
W
Y
G
R
C
DATS
DATS
PURGE OVERRIDE
HZ311
HEAT
COOL
FAN
PURGE
ZONE 1
ZONE 2
ZONE 3
Zone 3
DAMPER
THERMOSTAT
Zone 1
DAMPER
THERMOSTAT
Zone 2
DAMPER
THERMOSTAT
EQUIPMENT
POWERSENSOR
ARD or ZD Damper
Wire zones 2 and 3 the
same as zone 1.
Thermostats need to be
configured to energize
fan in heat.
C7735A1000
HZ311 zone panel controlling a hydro-air application
* Remove the Rh/Rc jumper on the equipment terminals of the HZ311
Wire zones 2 and 3 the same as zone 1.
The thermostats used must have separate Rh and
Rc (or R and Rc) terminals with jumper removed.
Zone valve or circulator
relay panel
Zone 1
T ( R ) T ( W )
Aquastat
T ( R ) T ( W )
Fan relay center
G Y R
Zone 3 Thermostat
Rc W G
Y
Rh
*
C
R
L1
L2
24 volt transformer
C
R
L1
L2
24 volt transformer
TrueZONE HZ311 with Hot Water Zone Valve or Circulator Relay Panel
and A/C Dampers
TrueZONE HZ432 with Hot Water Zone Valve or Circulator Relay Panel
and A/C Dampers
RH
RC
W1/E
W2
Y1
Y2
G
O
B
DS/BK
HZ322
HEAT 1
HEAT 2
COOL 1
COOL 2
FAN
PURGE
EM HEAT
ZONE 1
ZONE 2
ZONE 3
EMERGENCY
HEAT
M1
M4
M6
R
C
W1/E
W2
Y1
Y2
G
O/B
L
Zone 1
DAMPER
THERMOSTAT
M1
M4
M6
R
C
W1/E
W2
Y1
Y2
G
O/B
L
Zone 2
DAMPER
THERMOSTAT
SENSOR
DATS
DATS
EQUIPMENT
R
C
POWER
M1
M4
M6
R
C
W1/E
W2
Y1
Y2
G
O/B
L
Zone 3
DAMPER
THERMOSTAT
HZ322 zone panel controlling air-conditioning zoned with dampers
and heating zoned with a zone valve or circulator relay panel.
Wire zones 2 and 3 the same
as zone 1.
The thermostats used must have
separate Rh and Rc (or R and Rc)
terminals with jumper removed.
C7735A1000
Fan Relay
Compressor Relay
Cooling Transformer
Power-closed
Spring-open
ARD or ZD Damper
Zone 1
Thermostat
Rc W G
Y
Rh
Zone valve or
circulator relay
panel
Zone 1
T ( R ) T ( W )
C
R
L1
L2
24 volt
transformer
TrueZONE HZ322 with Hot Water Zone Valve or Circulator Relay Panel
and A/C Dampers