Descriptions:
Digital LED tachometer adopts the latest A/D conversion chip and the high stability benchmark IC, adopts electronic chip component, reasonable circuit design. It can be applied to the measurement of voltage, current and external sensor to measure temperature, pressure, displacement and other physical quantities. Suitable for all kinds of digital instrument display.
Specifications:
Measurement accuracy: ±0.1%
Display mode: 0.56"LED
Display refresh rate: >3 times/sec
Working power supply: DC8-24V, 30mA, measurement range: 10-9999RPM
Hall proximity switch : magnetic
Appearance size: 80 x 42 x 25mm/3.14 x 1.65 x 0.98inch
LED display(Optional): red, blue
Weight: 80g(red),105g(blue)
Overrange display: the first one shows "1" or "-1", and the latter three do not show
Package Included:
1 x Tachometer
1 x Hall NPN proximity sensor