Help needed: gas pressure controller that meets the requirements
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It has an adjustable micro-negative pressure; after adjustment, the pressure is around 500-600 Pa. For those who require greater accuracy, is there such a gauge available? The air supply pressure is 4/5 kPa.
As a supplement, it has a remote control function and can receive PLC commands
Come to bro if you have a problem. Refer to my brother’s post for the control principle. https://bbs.hcbbs.com/thread-1432900-1-1.html . I also have a communication control table that can accept PLC commands. There are no pictures on the phone; I’ll check them on the computer once I finish my work. .
Choose some precision fine-tuning control valves, such as those from Emerson and Rosemount. They all have it