All digital input and output modules connect to the controller - and to each other - by means of a simple latching mechanism. A clamp on the back of each module allows connection of the controller and I/O rack to a DIN rail. Dimensions for all Input/Output units: H90 x W24 x D70. Supply voltage for all units: 24Vdc.

Versions with screw terminals, HE connectors and spring terminals available:
Versions with screw terminals: 674-1940, 674-1943, 674-1956, 674-1971 and 674-1962
Versions with HE connectors: 444-4498, 674-1946, 674-1959, 674-1952 and 674-1968
Version with spring terminals: 674-1965