
12
EG
G
CONNECTION OF FLOW SWITCH ON DOMESTIC HOT WATER (OPTIONAL)
Place the fl ow switch on the domestic hot water tap as shown in fi gure.
Connect the fl ow switch to the connector J14 on the main board.
FLOW SWITCH SPECIFICATIONS:
Diameter: 3/4”
Minimum fl ow rate: 1l/m
Convention: if there is fl ow (tapping) the switch must be closed (dry contact).
FLOW SWITCH
DHW