Smart Dry Contact Switch 7 - Operating Instructions
3
Electrical Connections diagram
The device must be supplied by 230 AC or by 24 VDC Power Supply
Connections must be done following one of the diagrams below: if you need to control a Load connected on a different
power supply system you
must
follow the diagram on the right side.
Controlling a Load connected to the same power supply
system
Controlling a Load connected to an independent power
supply system
Power Supply
1, 2
–
Null
6 - Line
Input Switch
3
–
Input - Line signal
Output
4, 5
–
Dry Contact
WARNING:
The power line must be opportunely protected from short-circuits and excess load due to a failure of
the load.
