ABB R600 Series Interface Relay, DIN Rail Mount, 48 → 60V ac/dc Coil, Solid State, 100mA Load

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