FC-PDIO01 51454927-176 Honeywell Safety Digital I/O Module for Safety Manager SC Systems The Honeywell FC-PDIO01 (51454927-176) is a Safety Digital I/O Module designed for Honeywell Safety Manager SC systems. The module is a 24VDC safety digital I/O module used with the FC-TDIO11 IOTA for Safety Manager SC hardware configurations. Core Parameters Model: FC-PDIO01Part Number: 51454927-176Module Type: Safety Digital I/O ModuleSystem: Honeywell Safety Manager SCPower Supply: