Honeywell FS-USI-0001 Universal Safety Interface Module

Description

The Honeywell FS-USI-0001 is a Universal Safety Interface Module designed for integration within Honeywell’s Safety Manager and Experion PKS systems. It facilitates secure communication between safety-critical devices and control systems, ensuring high reliability and compliance with stringent industrial safety standards.

Specifications

• Model Number: FS-USI-0001

• Processor: Motorola 8260 communication processor

• Memory:

  • 8 MB Flash (system/application programs)

  • 4 MB SRAM with error detection/correction

  • 256 KB shared RAM for data exchange

  • EEPROM for MAC addresses and hardware revision

• Communication Interfaces:

  • Dual-speed Ethernet transceivers

  • Two serial channels (RS232/RS485)

  • MODBUS RTU

• Power Supply: 5 VDC ±5%, max current 1.2 A

• Galvanic Isolation:

  • ≥2.5 kVDC between power and Ethernet

  • ≥1.5 kVDC between Ethernet and casing

• Operating Temperature: -5°C to +70°C

• Storage Temperature: -40°C to +85°C

• Humidity Range: 10% to 95% RH, non-condensing

• Dimensions: 25 × 10 × 8 cm

• Weight: ~1.86 kg

Features

• Safety-Critical Integration: Compliant with SIL 2/3 standards (IEC 61508, ISO 13849)

• Robust Communication: Handles Ethernet and serial links with external systems like Safety Builder

• Hardware Firewall Functionality: Protects internal safety functions from external threats

• Flash-Updatable Firmware: System updates without module removal

• Reset Mechanisms: Supports power-up, STOP mode, and watchdog-triggered resets

• Environmental Resilience: Operates reliably in harsh industrial conditions

• Modular Design: Fits into controller chassis for streamlined installation

• Global Compatibility: Integrates with Honeywell and third-party control platforms