2013年10月21日星期一

Pressure sensors are the most used in industrial practice one of the sensors

Pressure sensors are the most used in industrial practice one of the sensors , it is a wide range of differential pressure , absolute pressure , gauge pressure , etc., in performance between various pressure sensors , there are big differences, we in the selection of the pressure sensor when product description inside the parameters have said what does that mean ? Here we look at the pressure sensor with six main performance parameters. Rated pressure range rated pressure range is the pressure to meet the standard specified value range . That is, between the maximum and minimum temperatures , pressure sensor output compliant operating characteristic pressure range. In the practical application of the pressure measured by Automotive Temperature Sensors range, so the selection of the pressure sensor , we have largely determine whether the pressure measured at the rated pressure range. Maximum pressure Maximum pressure range is the range of the sensor can withstand the maximum pressure for a long time , and does not cause a permanent change in the scope of the output characteristics . Generally the maximum pressure of the pressure sensor is rated the highest pressure value 2 to 3 times . Damage to the pressure that can damage the pressure is on the sensor without processing Engine Water Temperature Sensor element or the maximum pressure sensor housing damaged . Exceeds this pressure , the sensor is likely damaged , when used, should be prohibited to reach this value. Linearity Linearity refers to the working pressure range , the pressure sensor output and the relationship between the maximum deviation from a straight line . Pressure hysteresis at room temperature and pressure range, from the minimum operating pressure and maximum operating pressure when approaching a certain pressure , the difference betweenAuto Temperature Sensoroutput . Temperature range Pressure sensor temperature range is divided into compensated temperature range and operating temperature range. Temperature compensation is due to the application of the temperature compensation accuracy into the nominal range of the temperature range . Operating temperature range is guaranteed to the pressure sensor can work in the temperature range . These six parameters in the selection of the pressure sensor is particularly important when , we have carefully screened .

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