I/O Module, Digital, 16 Inputs, 85 to 132 Volt AC, 85 mA, Backplane Current Load @ 5 VoltOur Bulletin 1746 SLC™ I/O Modules are part of our SLC 500 control platform. Rockwell Automation announces that a number of Bulletin 1746 I/O modules are discontinued and no longer available for sale. Customers are encouraged to migrate to our Compact 5000™ I/O modules used with the Logix control platform.