2013年10月22日星期二

Pressure sensor is how to make


Speaking pressure sensors, I believe everyone is familiar with . How does this make it ? You must be very interested in it, here we take a look . A high-temperature engine intelligent piezoresistive pressure detector , characterized in that : the connector, heat sink, heat sink sensor , high temperature pressure sensors, a signal processing circuit composed of the external conductor and LCD screen , from left to right the connection head , heat sink, heat sink sensor , high temperature pressure sensors , external wire , screw fastening between the parts connected by the signal processing circuit is mounted on the shell temperature  Engine Water Temperature Sensor  , connected to Camshaft Positioning Sensor chip via a wire , the liquid crystal display screen and the external wires connected . The utility model innovation is canceled mechanical type detection device , using a high temperature piezoresistive Position Sensors , the configuration of the signal processing circuit and the 8 character LCD display makes reading easy and intuitive operation , high precision and more scientific results reasonable , but also has a wide range of data detection recording function, which developed a high-temperature combustion engine smart piezoresistive pressure detector . In the pressure sensor required in microfabrication technology in the sample on the back of the mask window glazing carve the pressure chamber and the front graphic pattern and rigidly aligned . Is designed to be another force sensitive resistor must be arranged in the membrane ; sometimes leave the film edge distance of only 30P ". Pros graphics stagger , the force sensitive resistor of sensitivity response to pressure it asymmetry, and sometimes may shift to the outside of the membrane , it does not respond to pressure . such dislocation can have both translational dislocation can also be angled staggered. general requirements for shape error is less than 20. 30 "M. angle deviation of about 30 or less.

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