The Allen-Bradley 1746-IH16 is a 16-input digital input module from the SLC 500 series, designed for industrial automation applications. This 1746-IH16 module features sinking inputs and is approved for use in non-hazardous environments as well as Class 1, Division 2, Groups A, B, C, and D hazardous locations. It dissipates 5.17 Watts of heat during normal operation, with a maximum off-state voltage of 20 VDC and a maximum off-state current of 0.8 mA. The Allen-Bradley 1746-IH16 SLC 500 input module ensures reliable signal acquisition and safe performance in distributed control systems.