The Allen-Bradley 1791ES-IB16 is a Guard I/O Ethernet I/P Safety Module featuring current sinking inputs with a minimum on-state voltage of 11 VDC and a maximum off-state voltage of 5 VDC, along with current sourcing outputs rated at 0.7 Amperes per output. This module is suitable for applications requiring up to Safety Integrity Level Chain Limit (SIL CL 3) and Category 4 (CAT 4), Performance Level e (PLe) compliance, ensuring high-level industrial safety. In North America, Europe, and Asia, the 1791ES-IB16 may possibly enhance safety system performance and could potentially be deployed across the globe, making it an essential component for professional industrial automation and safety management.