HIMA F7131 981713102

  • Product Name: Power Supply Monitoring Module
  • Product Introduction: Intelligent module for continuous surveillance of 3​ system 5 V​ power rails in HIMax / H51q / F71 series, detecting over/under voltage and reporting to CPU.
Category:
Description
  • Technical Specifications:
    • Monitored Voltages: 3​ channels of 5 V DC​ system supply
    • Own Power Consumption: 5 V DC: 25 mA, 24 V DC: 20 mA
    • Operating Voltage: 24 V DC​ (range 18–30 V)
    • Operating Temperature: -40°C to +70°C
    • Protection Rating: IP20
    • Material No.: 981713102
  • Functional Features: Precision analog acquisition of supply rails; fault detection time ≤ 10 ms; reports via backplane to CPU; supports buffer battery monitoring (some configs 12 V DC​ 8h backup).
  • Performance Parameters: SIL 3​ (IEC 61508); diagnostic coverage > 99%; communicates status via SafeEthernet​ / backplane.
  • Material Composition: Industrial PCB; front LED indicators (green OK, red Fault); plug-in metal/plastic housing.
  • Structural Features: Standard HIMA rack slot module; front-panel LEDs; hot-swappable design in redundant config.
  • Working Principle: Samples each 5 V​ rail via isolated ADC; compares against window comparator limits; out-of-range triggers interrupt to CPU and local LED; cyclic self-test of monitoring circuitry.
  • Advantage Highlights: Early power degradation detection prevents unexpected shutdown; integrates into system diagnostics without extra wiring; supports hot-swap in redundant arrays.
  • Applicable Industries: Critical Process Safety, Nuclear (where SIL 3 applies), Oil & Gas, Large-scale ESD.
  • Model Series: HIMA F71 Series.
  • Installation Requirements: Insert into monitoring-dedicated slot adjacent to power modules; ensure backplane connection clean; configure alarm thresholds in ELOP II / SILworX project.
  • Usage Precautions: Module itself requires 24 V DC​ and 5 V DC​ to operate—redundant power must be present; do not disconnect while system live unless redundant partner present; verify material number 981713102​ matches firmware to avoid false alarms.
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