The 174OIM is an 8 channel digital input module. The module has 8 digital inputs with weak pull-up resistors, suitable for use with potential-free switched contacts.

NOTE:  THIS MODULE IS REPLACED BY AN 827OIM WITH CUSTOM FIRMWARE.

PLEASE CLICK HERE TO VIEW THE 827OIM PRODUCT PAGE

The 827OIM replacement will not constitute any logic changes, however, wiring changes will have to be made.