Name: Lefu 4 Digital LED Tachometer RPM Speed Meter + Hall Proximity Switch Sensor NPN
Brand: Lefu
SKU: 13S1WIBII4KG
Price: 20 CAD
Availability: InStock

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Lefu 4 Digital LED Tachometer RPM Speed Meter + Hall Proximity Switch Sensor NPN

<ul><li>1.4-digits display, clear and easy for readings.</li><li>2.Mini size, high performance and fast reaction speed.</li><li>3.With good stability, high accuracy, anti-interference ability.</li><li>4.Using the latest A/D conversion chip, high stability reference IC and stick chip components.</li><li>5.It can be applied to voltage and current measurement, also can be an external sensor to measure temperature, pressure, displacement and other physical quantities.</li></ul>

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Feature：1.4-digits display, clear and easy for readings.2.Mini size, high performance and fast reaction speed.3.With good stability, high accuracy, anti-interference ability.4.Using the latest A/D conversion chip, high stability reference IC and stick chip components.5.It can be applied to voltage and current measurement, also can be an external sensor to measure temperature, pressure, displacement and other physical quantities.6.Setting parameters will be memorized when power off.7.Suitable for detecting the speed of every kind of motors.8.Over-range display: the thousand unit display "1" or "-1", the last three do not show.Specification:Input pulse signal: NPN/PNP open collector, contact switch, non-contact switch, level pulse.Input signal voltage: low level: -30V-0.6V, high level: 4-30VMeasuring range: Speed: 10-9999RpmMeasurement accuracy: ±0.1%, reading ±1 word.Display mode: 0.56 red, green, blue LEDfour-digit readingDisplay refresh rate: >3 times/secondWorking power supply: DC8-24V, 30mA, another 5v power supply versionDimensions: 79×42×25mmInstallation size: 76×39mmWeight: about 50g Sensor: about 50gOver-range display: the first digit displays "1" or "-1", and the last three digits do not displayPackage Included:1 x New GREEN LED Tachometer RPM Speed Meter1 x Hall Proximity Switch Sensor NPN

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