PLC SLC 16 Point Relay Digital Output Module. Allen Bradley SLC 500 1746-OWI6 1746-0WI6 1746-OW16/C Date Varies. Surplus Unit Working Used 1746-OW16 Ser C 1746-0W16 1746-OWIG. While many Allen Bradley / Rockwell Automation products will have firmware already installed, we makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application or not.
