This digital display counter has a bright LED light, high accuracy, good stability, and easy installation. The meter remains the number automatically when power off. It has The working power supply of AC/DC 8-24V, 40mA. The product has good stability, strong anti-interference, and is ability suitable for display of various digital instruments.
Application: Lathe, CNC, Mower, Spring, etc. Measure varied motor RPM.
Connection Diagram:
Features:
- 4 digit bright LED light, clear to read.
- Good stability, high accuracy, and easy installation.
- Counting value will be retained when power failure.
- Wide application to automation equipment and test equipment, etc.
- Compact size, beautiful appearance, and Blue, Green, Red, three color for you to choose.
Hall NPN sensor:
- Appearance: M12mm cylinder
- Output: NPN three wire normally open type
- The detection distance: 10 mm
- Supply voltage: 8-24VDC,6-36VDC
- Output current: 200 mA
- Objects can be detected: permanent magnets
- Switching frequency: 320 KHZ
- Wiring:brown-Power+,blue-Power-,black-signal
Package Includes:
1 x 4 Digital red measurement indicators tachometer
1 x Hall NPN proximity sensor