HIMA F3330

  • Product Name:​ HIMA F3330 Safety-Related Digital Output Module
  • Product Introduction:​ Part of HIMA’s H41q/H51q (Planar F) safety system, this module provides 8 isolated 24 VDC safety outputs to drive actuators, solenoids, alarms, and interposing relays in Emergency Shutdown (ESD) and Fire & Gas (F&G) systems. It is TÜV certified to IEC 61508SIL 3 / AK 6.
Category:
Description
  • Technical Specifications:
    • Channels:​ 8 digital outputs, electrically isolated
    • Output Voltage:​ 24 VDC (safe isolated)
    • Max Load Current:​ 500 mA per channel; short-circuit proof
    • Load Types:​ Resistive/inductive load up to 12 W; lamp load up to 4 W
    • Internal Voltage Drop:​ max. 2 V at 500 mA
    • Permissible Line Resistance (in+out):​ max. 11 Ω
    • Undervoltage Trip:​ ≈ 16 V
    • Backplane Current Draw:​ 5 VDC ≈ 110 mA; 24 VDC ≈ 180 mA (additional load)
    • Safety Integrity:​ SIL 3 per IEC 61508, AK 1…6 (DIN V 19250)
    • Diagnostics:​ Integrated self-test, channel fault LED, safe shutdown on fault
    • Slot Width:​ 4 TE (approx. 20 mm)
    • Operating Temp.:​ -20 °C to +60 °C
    • Protection:​ IP20 (module), hot-swappable in redundant rack
  • Structure & Material:​ Euro-card PCB format, plug-in to HIMA H41q/H51q rack, aluminum/FR4 construction with gold-plated backplane contacts.
  • Working Principle:​ Receives safety logic command from Central Unit via backplane; dual-verified output drivers switch 24 VDC to field devices. Continuous self-diagnostics compare expected vs. actual state; any discrepancy forces fail-safe de-energization.
  • Installation & Notes:​ Install in designated I/O slot of HIMA HIQuad rack on DIN rail. Ensure 24 VDC L+ supply is fused separately. Do NOT mix safety and non-safety loads on same module. Verify wiring resistance < 11 Ω before commissioning.
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