High-Precision Digital Tachometer with 0.56-inch Green Screen, Speed Measurement Mode, Black, Green LED Display

General Description This compact tachometer, combining high performance and rapid response, is designed to accurately measure the rotational speed of all types of engines. With its measuring range from 5 to 9999 rpm, it is the ideal tool for DIY enthusiasts and industry professionals.

Technical Specifications Display: 0.56" 4-digit LED Display color: blue/green/red (optional) Rotational speed range: 5 to 9999 rpm Frequency range: 0-98990.1 Hz Rate adjustment range: 1-99 (default value: 01) Reset time: 10 s Refresh time: 120-1200 rpm: 0.2 ~ 0.5 s; 2400-9999 RPM: 0.25 ~ 0.6 s Accuracy: < 5000 RPM: approx. 2 RPM; > 5000 RPM: approx. 3 RPM Input Signal: Voltage pulse signal, active contact signal, PNP, NPN Power Supply: DC 8-15V Installation: Integrated Panel Dimensions: 72*36*20 mm Item Weight: 25 g Compatibility and Accessories Suitable for all types of motors Sensor not included (required for specific tests) Installation Connect +12V to the positive input (DC 8-15V) Connect GND to the negative power supply Connect the input signal to IN+ Operation To use the tachometer, turn it on and follow the rate setting instructions for accurate measurements. You can adjust the rate from 1 to 99 as needed. To measure the frequency, simply switch to the appropriate mode by pressing the 'ADD' button. Other information: The settings will be saved when the power is switched off. Ideal for DIY and engineering projects.