Key words : vehicle RPM meter , Rotation Speed Analyzer ,Tachometer, Speedometer,Revolution Counter,Engine Tachometer, Speed Indicator,Engine Revolution Counter,Speed Display,Speed Monitor ,Speed Diagnostic Instrument Automatic measurement of automotive engine speed using high-speed DSP chips combined with digital processing algorithms Product Introduction: The rotational speed analyzer is mainly used for measuring the rotational speed of gasoline vehicles, diesel vehicles, and special fuel engines. The product features advanced DSP digital processing system with fast response time; Support multiple measurement modes to meet the testing needs of different vehicle models; Using OLED display screen, it can display information such as speed, detection method, and number of cylinders; Supports serial output function and can transmit speed information to the computer. technical parameter Measurement range and allowable error of indication Measurement object stroke: 4 Measurement object cylinder number: 3/4/6 Measurement range: (500~0000) r/min Indicating error: ± 1% or ± 10 r/min Analytical power: 1 r/min Other parameters Data refresh time: 0.5s Baud rate: 9600 environment condition Air pressure: 60.0 kPa~110 0kPa Temperature: -10 ºC~45 ºC Humidity:<95% (no condensation) There is no strong electromagnetic interference around, no strong impact or vibration Working power supply: voltage DC 12V Rated power: current 300mA External dimensions: length x width x height 210X 1305X35mm Instrument weight: 630g
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