Tachometer 4 Digital LED Speedometer, 10-9999RPM Speed Meter Panel Inductive Hall NPN Sensor Proximity Switch Sensor (Red) red
Tachometer 4 Digital LED Speedometer, 10-9999RPM Speed Meter Panel Inductive Hall NPN Sensor Proximity Switch Sensor (Red)
Product Features
- Anti-interference: RPM meter comes with hall sensor and magnet, good stability, high precision and strong anti-interference ability
- A/D Converter Chip The digital LED speedometer uses the latest A/D converter chip and high stable reference IC, electronic chip components, the circuit design is appropriate.
- Input signal voltage: low level: -30V -0.6V, high level: 4-30V, measure different motor speed. Measuring range: 10-9999 rpm. Measuring range: Frequency: 9999Hz, 999.9HZ, 99.99KHZ, automatic switch selection.
- Input pulse signal: NPN / PNP open collector, contact switch, contactless switch, level pulse.
- Application The tachometer can be used for measuring voltage, current and external sensors to measure temperature, pressure, displacement and other physical quantities. It is suitable for all kinds of digital instrument display.