Allen Bradley 1734-IB8S Point I/O Safety Sinking Input Module with 1734-TOP3S Base

The Allen Bradley 1734-IB8S is a compact, modular safety input module designed for the POINT I/O system, providing 8 sinking safety inputs for integrating safety functions into industrial automation setups. It supports SIL 3 and PLe safety ratings, making it ideal for applications requiring high reliability, such as machine guarding, emergency stops, and light curtains in manufacturing environments. Key features include dual-channel inputs for redundancy, test pulse outputs for diagnostics, and compatibility with GuardLogix controllers. Advantages over similar products include its small footprint for space-constrained panels, easy integration with existing POINT I/O networks like DeviceNet or EtherNet/IP, and robust diagnostics that reduce downtime. Drawbacks may include the need for specific safety-rated cabling and configuration software, potentially increasing setup complexity. This module enhances safety without compromising performance, offering better fault detection compared to non-safety I/O modules. The included 1734-TOP3S base provides screw terminals for secure wiring and easy mounting on DIN rails. Based on image analysis, the unit appears in excellent used condition with no visible wear, complete with labels and connectors intact.