The HIMA 52100 Time Delay Module is a specialized safety component designed for precise timing control in safety instrumented systems (SIS). As part of HIMA's portfolio of SIL 3 (IEC 61508) certified devices, this module ensures accurate signal delays for critical safety functions such as emergency shutdown sequencing, process interlocks, and alarm management in hazardous environments. Engineered for reliability, the 52100 integrates seamlessly with HIMA's HIMatrix controllers, providing robust performance in industries like oil and gas, chemical processing, power generation, and rail transportation.
Key Parameters
- Electrical Specifications:
Input Voltage: 24 V DC (±10%).
Output Type: 2 relay outputs (Form C contacts: SPDT, NO/NC).
Time Delay Range: Adjustable from 0.1 seconds to 600 seconds.
Accuracy: ±0.1% of set time (±50 ms).
Isolation Voltage: 1500 V AC (input-to-output, channel-to-system).
- Safety Standards:
Certifications: IEC 61508 SIL 3, TÜV Rheinland, ATEX/IECEx Zone 2.
Hardware Fault Tolerance (HFT): 1 (per IEC 61508).
- Environmental Ratings:
Operating Temperature: -40°C to +70°C (-40°F to +158°F).
Humidity: 5–95% non-condensing.
Shock/Vibration Resistance: 15g (IEC 60068-2-27), 5g (IEC 60068-2-6).
Features & Functional Characteristics
- Adjustable Delay Precision: High-resolution timing with 0.1-second increments for critical safety sequences.
- Redundant Configuration Support: Dual-channel operation for fault-tolerant timing control.
- Fail-Safe Operation: Defaults to safe state (NO/NC configurable) on power loss or fault detection.
- Easy Configuration: Set delay times via HIMatrix ES software or front-panel DIP switches.
- Diagnostic Feedback: Real-time monitoring of delay accuracy and relay status via HIMatrix ES.
- Cybersecurity Compliance: Secure firmware updates and access control (IEC 62443).
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