Easy to measure, no need to put reflective paper, no contact measuring speed

High speed Flash frequency velocimeter DT2240B

With a micro-computer technology (CPU)And optoelectronic technology.

Anti- Interference technology of advanced technologies such as non-contact speed measurement,

And to detect moving objects and surface defects.

Large screen liquid crystal display with backlight

Digital control to adjust the Flash frequency

Low power consumption

Measuring range: 60~39,999RPM

Rough adjustment /Fine tuning: ﹤1,000RPM Rough adjustment ±10RPM

Fine tuning ±0.1RPM

≥1,000RPM Rough adjustment ±100RPM

Fine tuning ±1RPM

Accuracy: ±0.05%

Resolution: ﹤1,000RPM : 0.1RPM

≥1,000RPM : 1RPM

10Common speed storage capabilities, and improved efficiency.

Flash source strength DT2239B Improved100%

Power supply: 4x1.5V AA Battery

STROBOSCOPE

MODEL: DT2240B

This tachometer is used the microcomputer

(CPU) technique, photoelectrical technique

and LCD for one instrument combine PHOTO

TACH & MOTION & SURFACE MAR.

Large LCD display with backlight

Digital control adjust flash frequence

Low power consumption

Measure range: 60~39,999RPM

Coarse/Fine adjust amplitude:

﹤1,000RPM Coarse adjust: ±10RPM

Fine adjust: ±0.1RPM

≥1,000RPM Coarse adjust:±100RPM

Fine adjust: ±1RPM

Accuracy: ±0.05%

Resolution: ﹤1,000RPM: 0.1RPM

≥1,000RPM: 1RPM

10 commonly functions for rotational speed storage,

improves the efficiency of measurement. The intensity

of flashlight is increased 100% than DT2239B.

Battery: 4x1.5V AA battery