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Tachometer
The tachometer is one of the necessary instruments in the mechanical industry to determine the speed, linear speed or frequency of the motor. Commonly used in motor, fan, paper, plastic, chemical fiber, washing machine, automobile, aircraft, ships and other manufacturing. Most commonly used for hand-held centrifugal tachometers. Tachometer measurement in all areas of the national economy, are essential.
Speed is a physical quantity of the ratio of the number of revolutions of the rotating body to the time, which is usually expressed as the speed = the number of rotations/time in engineering, and is an important parameter to describe the rotational motion of the object. Electricians often need to measure the speed of the motor and its dragging equipment, and the portable tachometer is used. A tachometer is an instrument used to measure the speed and linear speed of a motor. There are many types of tachometers, portable mechanical centrifugal tachometers and digital electronic tachometers.
The tachometer will receive the digital pulse signal (issued by the sensor), after processing, directly read into the cpu counting port, calculate the speed and the corresponding position of the pointer through the software, and then through the control port of the cpu, amplified to drive the stepper motor to rotate in positive and negative directions, indicating the corresponding speed value (the pointer is directly installed on the rotation axis of the stepper motor). The step motor takes only 1/3 degree.
The tachometer is one of the necessary instruments in the mechanical industry to determine the speed, linear speed or frequency of the motor. Commonly used in motor, fan, paper, plastic, chemical fiber, washing machine, automobile, aircraft, ships and other manufacturing. Most commonly used for hand-held centrifugal tachometers. Tachometer measurement in all areas of the national economy, are essential.
Speed is a physical quantity of the ratio of the number of revolutions of the rotating body to the time, which is usually expressed as the speed = the number of rotations/time in engineering, and is an important parameter to describe the rotational motion of the object. Electricians often need to measure the speed of the motor and its dragging equipment, and the portable tachometer is used. A tachometer is an instrument used to measure the speed and linear speed of a motor. There are many types of tachometers, portable mechanical centrifugal tachometers and digital electronic tachometers.
The tachometer will receive the digital pulse signal (issued by the sensor), after processing, directly read into the cpu counting port, calculate the speed and the corresponding position of the pointer through the software, and then through the control port of the cpu, amplified to drive the stepper motor to rotate in positive and negative directions, indicating the corresponding speed value (the pointer is directly installed on the rotation axis of the stepper motor). The step motor takes only 1/3 degree.