LED 4 Digital Tachometer RPM Speed Meter Red + NPN Hall

Power requirement:DC 8-24V
Measure range:10 ~ 9999RPM.
Error range: 0.1%
Clear zero:Automatic .
Clear zero time:About 10s.
Refresh frequency: 0.2-0.5S(120-1200RPM),0.25-0.06S(2400-9999RPM).
Response frequency:100HZ.
Measure indication:(RPM Less than 5000,±2),(RPM Greater than 5000,±3).
Sign:NPN 5 wires normally open.
Display: 4 red LED.
Tachometer size:79 x 42 x 25mm.
Panel cutout size:76 x 39mm.
Hall proximity model:NJK-5002C .
Detected objects: Magnet.
Detection range: 1mm-10mm.
Proximity output current: 20mA(For the sensor).
Operating temperature: -10 to 60°C.
Sensor wiring:brown(Power+),black(Test+),blue(signal).
Sensor size: 60 x 10mm.
Sensor wire length:1.2M
Magnet:10x2mm
Function selection:
1.Reset or manual reset on power.
2.Store the data (no power).
Material: metal + plastic
package include:
1 x Red LED tachometer
1 x NPN hall proximity sensor
1 x magnet
Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/-1-3 cm.
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