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محصولات › اندازه گیری و ابزار دقیق ›  ام اچ کا چین MHK  

دور سنج تماسی DT2235A 



Characteristic

 Wide measuring range & high resolution
  Digital display gives exact RPM(surface speed、line length) with no guessing or errors
  The last value/max, value/rain, value will be automatically stored in memory and can be displayed by turn anytime
  The use of durable, long-lasting components, including a strong, light weight ABS-plastic housing assures maintenance free performance for many years. The housing has been carefully shaped to fit comfortably in either hand.
 

Technology features

 Display:5 digits, 18mm (0.6-inch LCD screen)
  Test Range:0.5 to 19,999 RPM (r/min)
  Resolution:0.1 RPM (0.5 to 999.9 RPM)
    1 RPM (over 1,000 RPM)
  Contact tach:0.5 to 19999RPM
  Resolution:0.1 m/min (0.5 to 999.9RPM)、1 m/min(over 1000RPM)
  Surface speed:0.05 to 19999m/min
  Resolution:0.01 m/min (0.05 to 99.99RPM)、0.1 m/min(over 100RPM)
  Accuracy: (0.05%+1 digit)
  Sampling Time:0.8 sec.(over 60 RPM)
  Test Range Select:Automatic
  Memory:Last value, Max. Value,Min. Value
 

Description

 Time Base:6MHz Quartz crystal
  Sampling time:0.5sec(over 120 RPM)
  Range select:auto range
  Circuit:Exclusive one-chip of microcomputer LSI circuit.
  Battery: 3 * 1.5V AA
  Power Consumption:Approx. 35mA (LED)
  Approx. 30mA (Laser)
  Operation Temp.:0 to 50°C(32 to 122°F)
  Size:184 x 76 x 30 mm
  Weight:204g (including battery)
  Accessories:4 * 1.5V AA Battery、 3 x Reflecting tape marks、1 x User manual

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