The Allen-Bradley 1732E-IB16M12R ArmorBlock module is a rugged EtherNet/IP I/O block that provides 16 sinking 24 V DC digital inputs, intended for on‑machine sensing in demanding environments. It carries dual-port Ethernet connectivity via D-Code M12 connectors for network access and daisy-chaining, and supports an auxiliary power input via a single 4-pin mini connector to power the field devices. Catalog number 1732E-IB16M12R describes a 16-channel, 24 VDC digital input module in the ArmorBlock line, with no CIP Sync input and without diagnostics in this variant.
