9
3.2 Connection description
L
AC 230V
COM
NO
N
N
L
L
N
SR868
PODŁ
ĄCZENIE K
OTŁ
A
*
lub
L
AC 230V
N
COM
Grzejnik
elektryczny
NO
SR868
N
L
RT310TX
3V
2 x AA
RT310TX
3V
2 x AA
BOILER C
ONNEC
TION*
or
L, N
- power supply 230V
COM, NO
- voltage-free output
- fuse
Legend:
Symbols explanation:
Boiler - Boiler connection*
-
Boiler’s contacts for ON/OFF
thermostat (according to the
boiler’s instructions)
Electric
Heater