DT2240E Tachometer Stroboscope Meter

Specifications:

Photoelectric mode:

1. Test range: 2.5~99999RPM

2. Resolution: 0.1RPM (2.5~9999.9RPM); 1RPM (more than 10000RPM)

3. Measurement accuracy: ±(0.05%+1 digit)

4. Sampling time: 0.5 seconds (above 120rpm)

5. Range selection: automatic switching

6. Memory function: maximum value Up, minimum value Dn, last value Last

7. Time base: 10.00MHz quartz crystal

8. Effective distance: 50~500mm

9. Power source: 3x3.7V lithium ion rechargeable battery (14500)

10. Power consumption: about 38mA

Strobe mode:

1. Speed adjustment range: 120~20000FPM

2. FPM: times/min

3. Coarse/fine adjustment range: 

    1) <2000FPM: Coarse adjustment: 10FPM; Fine adjustment: 0.1FPM

    2) ≥2000FPM: Coarse adjustment: 100FPM; Fine tuning: 1FPM

4. Accuracy: <0.05%

5. Resolution: 0.1FPM when <2000FPM; 1FPM when ≥2000FPM

6. Time base: 10.00MHz quartz crystal oscillator

7. Power supply: 3x3.7V lithium ion rechargeable battery (14500)

8. Power consumption: Maximum about 60mA

9. Dimensions: 160x74x37mm

10. Weight: about 180g