New 4 Digital LED Tachometer RPM Speed Meter with Hall Sensor NPN Tool Easy Use

Description

Description:
Blue LED Specifications:
Working power supply：DC8-24v 40 mA
Measure range : 5-9999RPM.
Display :Blue LED 67*32mm
Sign:Pusle signal,Hall NPN 3 wires normally open.
Hall proximity model:NJK-5002C
Appearance:M12mm cylinder.
Detection range: 10mm
Detected objects: magnet
Response frequency: 100HZ
Operating temperature: 0 to 50°C.
Red LED Specifications:
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<5000,±2),(RPM>5000,±3).
Sign:NPN 5 wires normally open.
Display:5 x 2cm 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).
Package Includes:
1 x LED tachometer
1 x NPN hall proximity sensor
1 x magnet