Dt2236e Photoelectric Contact 2 in 1 Tachometer

DT2236E Photoelectric Contact 2 IN 1 Tachometer

Features:
Adopts microprocessor (MCU) chip, photoelectric technology to realize the Non-contact measurement and Contact measurement.

Specifications:
1. Display: 5-digit large-screen LCD display, character height 18mm
2. Measuring range: 
    1) 2.5~99999RPM (r/min) non-contact speed
    2) 0.5~19999RPM (r/min) contact speed
    3) 0.05~1999.9m/min (m/min) contact surface speed
3. Resolution: 
    1) Non-contact speed: 0.1RPM (r/min) (2.5~999.9RPM); 1RPM (r/min) (above 1000RPM)
    2) Contact speed: 0.1RPM (r/min) (0.5~999.9RPM); 1RPM (r/min) (above 1000RPM)
    3) Contact surface speed: 0.01m/min (m/min) (0.05~99.99m/min); 0.1m/min (m/min) (above 100m/min)
4. Measurement accuracy: ±0.05%+1 digit
5. Sampling time: 0.6 second (above 100rpm)
6. Range selection: automatic switching
7. Time base: 6MHz quartz crystal vibrator
8. Effective distance: 50mm~500mm (photoelectric type)
9. Size: 155x70x35mm (without contact accessories)
10. Power supply: 3x1.5V AA batteries