Pneumatic valve
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What do the things on this pneumatic valve mean?
The elements on the pneumatic valve are likely to be indicator signs or parameter labels, indicating information such as the valve’s model, specifications, operating pressure, flow direction, and control method. .
You’re welcome; feel free to ask me more questions if you have any. .
Shouldn’t there be a gauge air valve in that box?
Solenoid valve – there is no need to include this in the PID diagram
The proper way to draw a pilot-operated solenoid valve is like this.
The pneumatic valve is controlled by compressed air; it is the device that controls the compressed air. The image isn’t clear, but it seems to be a solenoid valve. .
I’m not in design; I use Baidu for that{:1_90:}