Product Description
HIMA F7553 98 4755302 Coupling Module
Product Overview
- The HIMA F7553 98 4755302 is a Coupling Module designed for HIMA Programmable Electronic Systems (PES) H51q safety instrumented systems (SIS). Belonging to the assembly kit B 9302, this module interfaces the central module with I/O subracks, managing the fail-safe watchdog signal and monitoring the 5 V supply. It is critical for safety applications in industries such as oil and gas, chemical, and power generation, ensuring reliable and fault-tolerant operation in safety-critical environments.
Technical Specifications
- The F7553 98 4755302 has the following specifications based on provided details and industry documentation:
| Specification | Details |
|---|---|
| Model/Part Number | F7553 98 4755302 |
| Manufacturer | HIMA |
| Description | Coupling Module |
| Assembly Kit | B 9302 |
| Application | PES H51q Safety Instrumented System |
| Space Requirement | 4 TE (4 HP, Horizontal Pitch) |
| Operating Data | 5 V DC: 600 mA 24 V DC: 750 mA |
| Watchdog Signal Control | Shrouded switch for WD signal deactivation |
| Indicators | LED WD: Indicates active fail-safe watchdog signal LED SEL: Signals access to I/O modules of the I/O subrack |
| Monitoring | 5 V supply monitoring with status signal to central module |
| Testing | Automatic testing during operation |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Weight | Approx. 0.2 kg |
Additional Details
- The F7553 98 4755302 includes the following additional information based on its standard use and documentation:
- Function: Interfaces the central module with I/O subracks in the H51q system; manages the fail-safe watchdog signal, which can be deactivated via a shrouded switch to allow module replacement without triggering a system emergency-off; monitors the 5 V supply of the I/O subrack and transmits status to the central module.
- Compatibility: Compatible with HIMA PES H51q systems; integrates with I/O subracks and central modules in the B 9302 assembly kit; supports safety-critical applications requiring high availability.
- Configuration: Equipped with two LEDs: WD (indicating active watchdog signal) and SEL (indicating I/O subrack access); features a shrouded WD switch for safe module replacement; automatically tested during operation to ensure reliability.
- Certifications: Certified to IEC 61508 for Safety Integrity Level 3 (SIL3); meets EN 50178 and other industrial standards for safety and performance in hazardous environments.