Interface relays and optocouplers are useful to link sensors and actuators in the process, which are connected to the PLC via conventional wires.
The interface modules providing both voltage-current level adaptation and isolation.
Build in RC-circuits to increase the contact-life
Screw or spring terminals available
Compact design with a width from 6 mm or 12 mm
LED for relay status
Holes for holding 2 mm test plugs to simplify any measurements