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UNIT REMOTE ON OFF CONNECTION
It is possible to connect an external on off
contact to the unit which provides for the
unit to be stopped;
Contact Closed: unit OFF
Screw terminals
Recommended cable = 2x0.5mm / 2 x 0.75mm
Remote On off contact
VALVE CONNECTION
The unit provides for the control of a 2 or 3-
way valve with dedicated cable and
connector;
The pre-wired connector is connected to the
terminals on the electronic board:
•
(N) - Neutral
•
(EV1) - Opening command
Water valve connection
GENERATOR CONNECTION
The unit provides for the control of a
generator or a pump through the clean
contact indicated on the side:
Chiller - called cold generator
Closed contact, generator start
Boiler - called hot generator
Closed contact, generator start
Screw terminals
Recommended cable = 2x0.5mm / 2 x 0.75mm
Generator control contact
