Woodward 5501-471 Two-Wire Active Speed Sensor

Product Brief Introduction The 5501-471 is a two-wire active speed sensor with integrated signal conditioning, providing a clean square-wave output proportional to speed for digital control systems.
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Technical Specifications Supply voltage: 8–30 V DC (loop powered); output: open-collector square wave, NPN; frequency range: 1 Hz to 20 kHz; operating temperature: -40 °C to +125 °C; enclosure: IP67; thread: M12 × 1.5; housing: 304 stainless steel.

Functional Features Active signal conditioning; clean square wave output; wide supply voltage range; short-circuit protected output; reverse polarity protection; high noise immunity.

Application Scenarios Digital governor speed input, PLC speed measurement, high-noise industrial environments, long cable run installations, precision digital speed sensing.

Performance Parameters Frequency accuracy: ±0.01%; rise/fall time: < 2 µs; maximum cable length: 300 m; hysteresis: 10% of threshold.

Material Composition 304 stainless steel housing, active signal conditioning ASIC, sensing coil, protection components, integral shielded cable.

Structural Characteristics Threaded cylindrical probe; hex locknut; 2-wire shielded cable; sealed electronics compartment.




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