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HIMA F7131 – Power Supply Monitoring Module
Product Overview
The HIMA F7131 is a specialized power supply monitoring module engineered for critical industrial safety systems. It integrates buffer batteries to ensure uninterrupted monitoring during power disruptions, addressing the risk of operational downtime and safety hazards in safety-instrumented systems (SIS). Designed to monitor power supply status and manage buffer battery cycles, it provides comprehensive diagnostics to enable timely maintenance, ensuring compliance with high safety standards in harsh industrial environments.
Technical Specifications — F7131
| Parameter | Value |
|---|---|
| Product Model | F7131 |
| Manufacturer | HIMA |
| Product Type | Power Supply Monitoring Module |
| Power | 24 VDC nominal input; 5 VDC (25 mA) / 24 VDC (20 mA) operating current |
| Communication / Protocol | RS-485, optional Profibus DP/Modbus TCP |
| Operating Temperature | -20 °C ~ +60 °C |
| Mounting | Rack slot type (4 TE space requirement) |
| Dimensions (HxWxD) | 147 mm × 20.7 mm × 67 mm |
| Weight | 0.19 kg |
| Typical Interfaces | 3 × 24 V outputs (PS 1 to PS 3), test bits for F8650/F8651 modules |
| Compliance | IEC 61508 SIL 3, ATEX, IECEx, CE |
HIMA F7131
Key Features and Benefits — F7131
- Integrates buffer batteries to maintain uninterrupted operation during power failures, reducing downtime risks in critical safety systems.
- Complies with IEC 61508 SIL 3 standard, ensuring high safety integrity for safety-instrumented applications in process industries.
- Equipped with 3 front-facing LEDs for real-time voltage status display and comprehensive diagnostics, simplifying fault identification and maintenance.
- Supports seamless integration with HIMA HIQuad/HIQuad X systems and other industrial control systems via multiple communication protocols.
- Modular design with hot-swap capability, allowing online replacement without disrupting system operation.
Related Models
- HIMA F7126: DC/DC converter module that supplies 5 VDC from a 24 VDC main supply, with overvoltage protection and current limitation.
- HIMA F7133: 4-fold power distribution module with miniature fuses and LED indicators for line protection monitoring.
- HIMA F8650: Central module that interfaces with F7131’s test bits for program-level diagnostics and status monitoring.
- HIMA F7130A: Energy module that works with F7131 to form a redundant SIL 3 power system.
Installation and Maintenance — F7131
- Mount the module in standard industrial control cabinets using the rack slot type mounting design, ensuring 4 TE of space is reserved.
- Connect to compatible power supplies and central modules (F8650/F8651) following HIMA’s standard wiring guidelines for safety and reliability.
- Replace buffer batteries every 4 years as recommended to maintain backup power functionality.
- Utilize built-in diagnostics and LED indicators to quickly identify power supply faults or battery issues, minimizing maintenance time.
- Perform regular visual inspections to ensure secure connections and proper module operation in harsh industrial environments.
