VOLTCRAFT DT-30LK, Руководство по эксплуатации

Страница: 30 / 60

30
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
Non-contact measurement: 2 – 200,000 rpm
Total: 1 – 200,000
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