Title: Allen‑Bradley 1734‑IB8S POINT Guard I/O Safety Digital Input Module
Allen‑Bradley 1734‑IB8S is POINT Guard I/O safety digital input module from Rockwell Automation. It provides 8‑channel sinking safety digital inputs for distributed safety control system. Communicate via CIP Safety over EtherNet/IP, compatible with GuardLogix safety controllers and POINT I/O adapters. Certified for SIL3 / PLe / Cat.4, it collects signals from emergency stop, safety gate switches, light curtains and other safety field devices, supports short‑circuit, wire‑break fault diagnosis, widely used for machinery functional‑safety control.
| Item | Specification |
|---|---|
| Model | 1734‑IB8S |
| Brand | Allen‑Bradley (Rockwell Automation) |
| Series | POINT Guard I/O |
| Module Type | Safety Digital Input Module |
| Input Channel | 8‑channel Sinking Safety Input |
| Pulse‑Test Output | 4‑channel Sourcing Test Output (max 0.7A each) |
| Field Voltage | 19.2‑28.8 V DC (24V DC nominal) |
| Safety Level | SIL 3, PLe, Cat.4 |
| Communication | CIP Safety over EtherNet/IP |
| Compatible Controller | GuardLogix, SmartGuard 600 |
| Installation | DIN‑rail, requires terminal base 1734‑TOP / TOP3 |
| Protection Class | IP20 (cabinet‑mount only) |
| Operating Temperature | ‑20 ℃ ~ +60 ℃ |
| Weight | Approx. 0.09 kg |
| Software | RSLogix 5000 V17 or above |
Emergency‑stop signal collection, safety‑gate interlock monitoring, safety light‑curtain input, safety‑limit switch detection, distributed safety zone control on machine stations.