Low voltage/dry contact combi boiler
N L
COM1
1
NC1
2
NO1
3
NO2
4
NC2
5
COM2
6
Power
supply
for Heat
Link
A
B
Boiler
L
N
100-240V
0.15A
230V Combi boiler
N L
COM1
1
NC1
2
NO1
3
NO2
4
NC2
5
COM2
6
Power
supply
for Heat
Link
N
L
Boiler
L
N
100-240V
0.15A
13
14