HIMA H41q-HS B4237-1 997104237
HIMA H41q-HS (Part No. B4237-1, Serial No. 997104237) Overview
| Item |
Description |
|
| Product Positioning |
High-reliability safety PLC (safety controller), designed for SIL 3 safety functions, compliant with IEC 61508 and IEC 62061 standards. |
|
| Applicable Industries |
Oil & gas, chemical, power, metallurgy, and other safety-critical sectors. |
|
| Electrical Characteristics |
Power supply: 24 V DC; supports Ethernet (PROFINET/Ethernet/IP) and serial (RS-485/Profibus) communication. |
|
| Mechanical Dimensions |
45 mm × 120 mm × 80 mm (W × H × D), approx. 0.5 kg. |
|
| Operating Temperature |
-20 °C to +60 °C, suitable for harsh industrial environments. |
|
| Main Functions |
– Safety I/O (safety relays, analog inputs/outputs)
– Fault diagnostics and self-testing
– Fast safety cycle (≤ 10 ms)
– Multi-protocol compatibility (PROFINET, Ethernet/IP, Modbus TCP) |
|
| Advantages |
1. High safety: Designed specifically for SIL 3, ensuring a complete safety function chain.
2. Flexible communication: Multi-protocol support, easy integration with existing fieldbus systems.
3. Compact design: Small footprint, suitable for dense cabinet layouts.
4. Comprehensive diagnostics: Real-time fault reporting reduces maintenance costs. |
|
| Common Accessories |
– B4237-1 (assembly kit)
– Other HIMA safety modules (F8652X, F7130A, etc.) |
|
| Technical Support |
HIMA provides on-site technical services, training, and maintenance manuals. Purchase includes a 1-year warranty and technical consultation. |
|

Key Points Summary
- Safety Level: Compliant with SIL 3, ideal for systems requiring high safety integrity.
- Compatibility: Supports mainstream industrial Ethernet protocols, enabling smooth integration with PLC, SCADA, and other upper-level systems.
- Application Scenarios: Proven use cases in oil & gas pipeline shutdown, chemical plant emergency shutdown (ESD), and protective control in power plants.
- Selection Advice: When selecting, confirm the required number of safety I/O points, communication protocols, and cabinet space limitations. Ensure the B4237-1 assembly kit can meet all interface requirements.

Main brand :
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