2017年9月12日星期二

Installation of solenoid valves

The type of 3 way 2 position valve is divided into many kinds, different types of solenoid valve, with the different places are also different. But the installation matters, although different, but roughly similar. Then the solenoid valve in the installation should pay attention to what matters?
Before and after the solenoid valve should be manually cut off the valve, while the bypass should be set to facilitate the maintenance of the solenoid valve in the event of failure. Solenoid valve is generally oriented, can not be installed, usually in the valve body with the direction of the flow of media, the installation should be installed in accordance with the direction of instructions. But in the vacuum pipe or special circumstances can be installed. Try not to let the solenoid valve for a long time in the power state, so easy to reduce the coil life or even burn the coil, that is, normally open, normally closed solenoid valve is not interchangeable.
Valve Solenoid Pilot in the installation of the time, first check whether the solenoid valve with the selection parameters consistent, if wrong, it will burn the coil. The supply voltage should meet the rated voltage range. General solenoid valve electromagnetic coil components should be vertical up, vertical installed in the horizontal pipe on the ground, if the space constraints or conditions must be installed side by side, the need to order when the selection. Otherwise it may cause the solenoid valve to not work properly. Take over the pipe before the rinse, the pipeline of metal powder and sealing material residues, rust and other clear. Should pay attention to the cleanliness of the media, if the media mixed with dirt, impurities and other obstacles to the normal operation of the solenoid valve, pipe should be installed filter or filter. If the media will be the phenomenon of water hammer, then you should use a waterproof function with a mercury hammer or take appropriate precautions.

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