HIMA F7553

HIMA F7553 | Safety I/O Rack Coupling Module HIMA

$2,650.00

The F7553 is a safety-rated coupling module developed by HIMA for HIMax safety instrumented systems (SIS).
Brand model： HIMA
Product Name:F7553
Warranty: 1 year
Origin:USA
HS code：85389000.00
Inventory: Spot/Futures
Goods condition: Brand new
Delivery time: 3-4days/1month

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Description

HIMA F7553 – Safety I/O Rack Coupling Module

Product Overview

The F7553 is a safety-rated coupling module developed by HIMA for HIMax safety instrumented systems (SIS). It acts as a critical communication bridge between central safety controllers and distributed I/O subracks, ensuring stable, fail-safe signal transmission and system supervision. This module resolves signal isolation, fault propagation and reliable I/O expansion issues in high-risk process industries, supporting emergency shutdown, fire & gas monitoring and interlock control functions. It meets strict functional safety standards and maintains stable performance under harsh industrial operating conditions.

Technical Specifications — HIMA F7553

Parameter Value
Product Model HIMA F7553
Manufacturer HIMA
Product Type Safety I/O Rack Coupling Module
Power 5VDC 600mA; 24VDC 750mA
Communication / Protocol HIMax internal safety bus, I/O subrack communication
Operating Temperature -25°C to 70°C
Mounting 19-inch rack-mounted, 4TE width
Dimensions (HxWxD) 25mm × 125mm × 203mm
Weight 0.1kg
Typical Interfaces I/O subrack connection port, watchdog control terminal
Compliance SIL 3, IEC 61508, IEC 61511
HIMA F7553

HIMA F7553

Key Features and Benefits — HIMA F7553

  • Integrated watchdog supervision circuit, continuously monitoring communication link health and I/O rack status.
  • Equipped with WD and SEL LED status indicators for real-time fault visualization and quick troubleshooting.
  • Supports safe watchdog disable function, enabling hot-swappable replacement without system shutdown.
  • Galvanic isolation design prevents ground loops and fault spread between controller and field I/O devices.
  • Compact modular structure, seamless integration with HIMA HIMax safety systems for reliable I/O expansion.
  • Suitable for oil & gas, petrochemical, power and offshore high-safety industrial applications.

Related Models

  • HIMA F7552: Standard I/O coupling module with basic supervision functions for small-scale safety systems.
  • HIMA F3236: 16-channel digital input module, matching F7553 for field signal acquisition.
  • HIMA B5233-2: Safety relay module, cooperating with F7553 to complete emergency output control.
  • HIMA K1412B: Remote safety Ethernet I/O module for long-distance signal transmission extension.

Installation and Maintenance — HIMA F7553

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