7
Thermostat Wiring
W
iring
Receiver
N
L
1
2
3
4
L N
L N
Boiler
Pump
2-port zone valve
L
N
Transmitter
A
B
WP75-RF
RX1 Receiver
RX1
RX2 & RX3
1 2 3 4
ELECTRONICS
N L
COM
ZONE
1 ON
ZONE
1 OFF
A
ELECTRONICS
B C 1 2 3 4 5 6
N
L
ZONE
1 ON
ZONE
1 OFF
ZONE
2 ON
ZONE
3 ON
COM
TERMINAL 6
RX3 ONLY
RX Receiver Wiring
Note 1) For mains voltage operated systems link terminal 2 to mains live supply.
2) Power supply to unit must not be switched by timeswitch
The sensor must be connected to the WP75-RF using double
insulated cable greater than 0.75mm
2
.
Connect the cable to the sensor terminals and replace the
cover. Place the sensor on the cylinder and clamp tightly to
the cylinder using the strap provided.
