19
L
N
Wiring diagrams
N L 1 2 3 4
3 A MAX
L
N
Clock
N L T1 T2
N L A B C
230 Vac connection
Potential-free connection
Note 1:
When connecting to a wireless relay box/receiver unit, the
receiver MUST have permanent mains power from the fused spur to
operate correctly.
Note 2
: If normal mains voltage is required, link terminals L and 1.
Note 3
: This is a Class II device (i.e., double insulated). A parking
terminal is available for earth wiring if required.
Wireless Relay Box
/ Receiver Unit of
wireless thermostat
Wireless Relay Box
/ Receiver Unit of
wireless thermostat
Digital
Timer
Digital
Timer
