Feature：
1.4-digits display, clear easy for readings.
2. for Mini size, high performance fast reaction speed.
3.With good stability, high accuracy, anti- ability.
4.Using the latest A/D conversion chip, high stability reference IC chip components.
5.It can be applied to voltage current measurement, also can be an external sensor to measure temperature, pressure, displacement other physical quantities.
.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, switch, non- switch, level pulse.
Input signal voltage: low level:-30V-0.6V, high level: 4-30V
Measuring range: Speed: 10-9999Rpm
Measurement accuracy:±0.1%, reading±1 word.
Display mode: 0.56 red, green, blue LED
four-digit reading
Display refresh rate:>3 times/second
Working power supply: DC8-24V, 30mA, another 5v power supply version
Dimensions: 79×42×25mm
Installation size: 76×39mm
Weight: about 50g Sensor: about 50g
Over-range display: the first digit displays"1" or"-1", and the last three digits do not display
Package Included:
1 x New GREEN LED Tachometer RPM Speed Meter
1 x Hall Proximity Switch Sensor NPN
No-delivery refund
