Technical Specifications Output signal: 0.8 V AC minimum at 100 ft/min surface speed; frequency range: 5 Hz to 15 kHz; operating temperature: -55 °C to +120 °C; enclosure rating: IP67; probe diameter: 12 mm; mounting thread: M12 × 1.5; housing material: 304 stainless steel.
Functional Features Passive operation – no external power required; variable reluctance sensing principle; wide frequency and temperature range; corrosion-resistant stainless steel body; non-contact measurement; intrinsically safe option available.
Application Scenarios Engine flywheel speed measurement, turbine shaft speed sensing, gear tooth speed detection, governor speed feedback, overspeed protection system input.
Performance Parameters Frequency directly proportional to rotational speed; signal amplitude proportional to speed and air gap; vibration resistance: 30 g peak; shock resistance: 100 g peak.
Material Composition 304 stainless steel housing and probe, copper-wound sensing coil, samarium cobalt permanent magnet, epoxy resin potting, integral 2-conductor cable.
Structural Characteristics Threaded cylindrical probe body; hexagonal locknut for gap adjustment; integral cable with stripped leads; sealed probe end face.
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