The Honeywell FE-USI-0002, also known as a Universal Safety Interface Module, is designed for use in Safety Manager systems. It provides a secure interface between field safety devices and the controller, ensuring reliable signal processing and compliance with safety instrumented functions (SIF). Note: This model has been phased out and replaced by the FX-USI-0002, but it remains relevant for legacy installations.
Hardware Specifications
Manufacturer: Honeywell
Product No.: FE-USI-0002
Product Type: Safety Interface Module
Input Voltage: 24 VDC nominal
Supply Voltage (logic): 5 VDC ±5%
Supply Current: Max 1.2 A
Input Channels: Up to 16 configurable safety inputs
Output Channels: Up to 16 outputs
Load Capacity: 2 A per channel
Operating Temperature: −40 °C to +85 °C
Storage Temperature: −55 °C to +125 °C
Relative Humidity: 5%–95% (non‑condensing)
Dimensions: 176 × 35.2 × 212 mm
Weight: 0.7 Kg
Protection Rating: IP66
Features
Universal Integration: Connects a wide range of safety devices to Honeywell Safety Manager.
High Reliability: Galvanic isolation ensures safe operation in harsh environments.
Diagnostics: Detects wire breaks, short circuits, and ground faults.
Redundancy Support: Compatible with dual and triple modular redundancy (TMR).
System Compatibility: Works with Honeywell Safety Manager CC software.
Industrial Applications: Oil & gas, petrochemical, power generation, pharmaceuticals, and water treatment.
Frequently Asked Questions (FAQ)
Q: Is the FE-USI-0002 still available? A: It has been phased out; the FX-USI-0002 is the recommended replacement.
Q: What distinguishes FE-USI-0002 from FX-USI-0002? A: The FX-USI-0002 offers improved diagnostics and compatibility with newer Safety Manager releases.
Q: Can FE-USI-0002 be used in redundant systems? A: Yes, it supports dual and triple modular redundancy configurations.
Field Installation Guidelines
Mount the FE-USI-0002 securely on DIN rail within the system cabinet.
Connect field wiring to terminal blocks with proper shielding.
Ensure grounding and isolation to prevent interference.
Verify redundancy configuration during commissioning.
Perform diagnostic checks to confirm input/output integrity.
