4 High Quality ble Portable ful Dial LED RPM Speed Meter + Hall Switch r NPN Blue Red 291434

Feature:

and high qualityThe dial panel meter adopts the latest A/D conversion chip and high-stability reference IC, and adopts chip components, and the circuit design is reasonable.It can be applied to the measurement of voltage and current, or it can be connected with external to measure various physical quantities such as temperature, preure and dispment.Can be used as a variety of dial instruments.Good stability, high measurement accuracy and strong anti-interference ability.Easy to install.

Blue LED Specifications:

Working power supply:DC8-24v 40 mAMeasure range : 5-9999RPM.Display :Blue LED 6.7cm/2.64inch x 3.2cm/1.26inch.Sign:Pusle signal,Hall NPN 3 wires normally open.Hall proximity model:NJK-5002CAppearance:M12mm cylinder. range: 10mmDetected objects: Response frequency: 100HZOperating temperature: 0 to 50°C.

Red LED Specifications:

Power requirement:DC 8-24VMeasure 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:(RPM5000,±3).Sign:NPN 5 wires normally open.Display:5 x 2cm red LED. size:7.9cm/3.11inch x 4.2cm/1.65inch x 2.5cm/0.98inch.Panel cutout size:76 x 39mm.Hall proximity model:NJK-5002C .Detected objects: . range: 1mm-10mm.Proximity output current: 20mA(For the r).Operating temperature: -10 to 60°C.r wiring:brown(Power+),black(Test+),blue(signal).r size: 60 x 10mm.r wire length:1.2M

ant Note:

Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.

Package Included:

1 x Speed Meter

NO Retail Box. Packed Safely in Bubble Bag.