4-Digital Green LED Tachometer RPM Speed Meter +NPN Hall Proximity Switch Sensor for Sale

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4-Digital Green LED Tachometer RPM Speed Meter +NPN Hall Proximity Switch Sensor For Sale

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4-Digital Green LED Tachometer RPM Speed Meter +NPN Hall Proximity Switch Sensor:
$15.99

Product Feature:
* 100% brand new and high quality.
* 4-digits display, clear and easy for readings.
* Mini size, high performance and fast reaction speed.
* With good stability, high accuracy, anti-interference ability.
* Using the latest A/D conversion chip, high stability reference IC and stick chip components.
* It can be applied to voltage and current measurement, also can be an external sensor to measure temperature, pressure, displacement and other physical quantities.
* Setting parameters will be memorized when power off.
* Suitable for detecting the speed of every kind of motors.
* Over-range display: the thousand unit display \"1\" or \"-1\", the last three do not show.

Product Specification:
Display type:LED display
Voltage:DC 8-24V
Current:30mA
Measurement range：10-9999rpm
Accuracy：0.1%
Clear zero time：About 10s
Display refresh rate：>3 times/sec
Size about 79*26*43mm(L*W*H)
Installation size：about 76*39mm
LED color: green
Detected objects:Magnet.
Detection range:1mm-10mm.
Proximity output current:20mA(For the sensor).
Operating temperature:-10 to 60°C.
Sensor wire length: 1.2m

Package Included:
1 x LED Tachometer
1 x NPN hall proximity sensor
1 x Magnet