OVERVIEW

Official designation: Allen-Bradley 1734-IB8S (POINT I/O Guard I/O, Safety Input Module)

The 1734-IB8S is a Guard I/O safety input module for distributed systems, ensuring secure monitoring.It features eight current sinking safety inputs and four sourcing pulse test outputs, operating at 24 VDC nominal for compliance with safety standards.

KEY SPECS SUMMARY

Power: 24 VDC nominal

Interfaces / Ports: 8 sinking safety inputs

Indicators: 8 status LEDs, 1 status LED

Operating Temp: -20 to 55 degrees C

Platform / Compatibility: GuardLogix, SmartGuard

Limit: SIL 3, PLe

Lifecycle: Active

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What safety integrity levels are supported by the 1734-IB8S safety input module?

A: The module supports Safety Integrity Level 3 and Performance Level e.

Wiring & Installation:

Q: What are the primary functions of the four current sourcing pulse test outputs?

A: They are used for testing and monitoring the field devices connected to the safety inputs.

Troubleshooting & Compatibility:

Q: Which Allen-Bradley safety controllers are compatible for use with the 1734-IB8S module?

A: It is compatible with GuardLogix and SmartGuard safety controllers.

Replacement & Upgrades:

Q: What is the recommended base assembly for securely wiring the 1734-IB8S safety module?

A: Refer to the latest manufacturer manual for the recommended base assembly (e.g., 1734-TB).