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Connection Scheme normally
close
valve 230VAC
N
Power Supply
230 V
AC
Ph
R el ay A la rm e
Gas CO
1 2 3 4 5
N C
C
NO
N
Ph
1 2 3 4 5
Power Supply
230 V
AC
Fan
Solenoid valve NC
N C
C
NO
Electrical connections
Connection Scheme of the Detector
ATTENTION ! The relays are voltage free
WARNING.
Before connecting to the mains power, ensure the voltage is correct.
Carefully follow the instructions and the connections according to Regulations in force, keeping in mind
that the signal cables should be laid separate from the power cables.
An automatic cut-off switch (appropriately identified as devicesectioning of the detector) should be
incorporated in the electrical system, adequatelylocated and easily accessible.
