The Allen-Bradley 1746-IO8 is an 8-point I/O module from the SLC 500 series, featuring four (4) input channels and four (4) output channels for flexible industrial automation applications. This 1746-IO8 module is suitable for use in non-hazardous environments as well as Class 1, Division 2, Groups A, B, C, and D hazardous locations. Designed with relay contact outputs and a protective seal, the module should be protected from harsh chemicals to maintain long-term reliability. Regular inspection is recommended to monitor wear and tear, especially in hazardous operating conditions, ensuring safe and dependable performance for SLC 500 distributed I/O systems.