เครื่องวัดความเร็วรอบ แบบเลเซอร์และแบบสัมผัส
Tachometer Contact / Non Contact laser 2 in 1 DT2236B
General:
5 digit large LCD display
digit height 16 mm
Measurement range 2.5 - 99999 rpm (laser mode)
0.5 - 19999 rpm (contact mode, linear surface speed)
0.05 - 1999.9 m/min (contact mode, linear surface speed)
Resolution 0.1 rpm (2.5-999.9 rpm) / 1 rpm (above 1000 rpm)
0.1 rpm (0.5-999.9 rpm) / 1 rpm (above 1000 rpm)
0.01 m/min (0.05-99.99 m/min) / 0.1 m/min (above 1000 rpm)
Accuracy ±0.05% + 1 digit
Sampling rate 0.5s (above 120 rpm)
Working distance 50 mm - 800 mm (laser)
Operating current 35 mA
Memory auto recording for MAX/MIN/LAST measurement data
Time base 6MHZ quartz oscillator, with 10 x 10 (0 - 50ºC) accuracy
Power supply 4 x 1.5V AAA size battery