FLEX 5000

The Allen-Bradley FLEX 5000 (Bulletin 5094) is a distributed I/O platform designed for demanding industrial environments, offering a broad module selection that spans digital, analog, safety, HART-enabled, high-speed counter, serial, and EtherNet/IP adapter configurations. Decoding the catalog number is straightforward: the 5094 prefix identifies the FLEX 5000 family, the function letters that follow define the signal type and direction — for example, IB for DC sinking input, OB for DC sourcing output, IF for analog input, and OF for analog output — and the trailing digits indicate point or channel count (8, 16, or 32). Optional suffixes refine the variant: I denotes isolated channels, H indicates HART capability (as seen on the popular 5094-OF8IH 8-channel analog output and 5094-IF8IH 8-channel analog input modules), S marks SIL-rated safety modules, and XT identifies extended-temperature versions rated for –40 to +70 °C in ISA-S71.04 G3 corrosive environments — such as the 5094-OF8XT and the 5094-AENSFPRXT fiber-SFP, dual-port, extended-temperature EtherNet/IP adapter. Consult the FLEX 5000 Technical Data (5094-TD001) for complete specifications.