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QYD Series DPS

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QYD Series DPS

QYD series differential pressure switch is designed to prove flow through pumps. It can be used in fluorinated refrigerant, also in air and liquid (-20 to 120°C), renovated SPDT micro-switch ensure the reliable switch function and flexible mounting bracket suits various kinds of application.



Product Dimensions


Installations (Electrical Wiring, Connections)


1.The new outer cover, two fingers pinch both sides of the plastic lid, open the outer cover can be pumped out;

2.To be installed in the pipe, must use two wrenches and twist tight;

3.Do not install the controller over electric rating of the device.