Technical Specifications 24VDC input; fan speed monitoring; rack pluggable; industrial temperature range; fault signal output.
Functional Features Rack heat dissipation; fan stall detection; fault alarm indication; replaceable dust filter.
Application Scenarios Safety instrumented system in petrochemical, power plant, oil and gas, chemical process safety control cabinet.
Performance Parameters Stable airflow; fast fault detection; low vibration for safety cabinet environment.
Structural Characteristics Metal assembly, axial cooling fan, speed sensor, front LED status indicators and backplane connector.
Working Principle Drive air circulation inside safety rack to remove heat from electronic modules, monitor fan rotation speed and send alarm signal when fan fails.
Installation Requirements Install in HIMA safety rack fan slot; ensure proper air inlet and outlet; cabinet grounding required.
Usage Notes Power off before maintenance; regularly clean filter; verify alarm function after replacement.
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