2013年9月28日星期六

Transformation principle electromechanical vibration sensor

In general, the mechanical vibration sensor receiving principle , only relative or inertia type two, but in the electromechanical conversion , due to the different nature of transformation methods and their variety, extremely wide range of applications . In modern vibration measurement sensors used , is not the traditional concept of separate mechanical measuring device , it is only the entire measurement system in a part of , and with the subsequent electronics are closely related. Since Coolant Temp Sensor different internal electromechanical transformation principle , the output power is also different . Some of the changes in the amount converted into mechanical force , the charge changes , some changes in the mechanical vibration is converted into resistors, inductors and other electrical parameters changes. Generally , the charge and can not be directly subsequent display, recording , analysis instruments accepted . Therefore, electromechanical transformation principle for different sensors must be accompanied by specially equipped measuring circuit . Measuring circuit is the role of Cooling Temp Sensor output power becomes final follow-up show , analytical instruments generally acceptable voltage signal . Therefore, the vibration Position Sensoraccording to their function may have the following classification : according to the principle of mechanical Receive : Relative type, inertial ;
According to the principle of electromechanical conversion : electric , piezoelectric , eddy current , inductive , capacitive, resistive, photoelectric ; measured by the amount of machinery : displacement sensor, speed sensor

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