Technical Data - VOLTCRAFT DT-30LK Bedienungsanleitung

14. TECHNICAL DATA

a) Tachometer
Display ............................................... 5-digit LC display with backlight
Power supply ..................................... 9 V/DC (block battery)
Current consumption ......................... approx. 45 mA
Measurement range .......................... Contact measurement: 2 – 20,000 rpm
Accuracy ............................................ ±0.05 % or ±1 rpm
Resolution .......................................... 0.001 – 1
Automatic switch-off time ................... 15 s
Measuring distance ........................... max. 3 m
Operating conditions .......................... 0 to +50 ºC, <80 % RH
Storage conditions ............................. -10 to +60 ºC, <80 % RH
Dimensions (W x H x D) .................... 60 x 180 x 42 mm
Weight ............................................... 210 g
b) Laser
Wavelength ........................................ 630 – 670 nm
Max. output power ............................. <1 mW
Class .................................................. 2
30
Non-contact measurement: 2 – 200,000 rpm
Total: 1 – 200,000