I’m asking the experts here: how does this interlock function in the Zhejiang Zhongkong JX300XP system?
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I’m seeking help from experts. How does this interlock function using Zhejiang Zhongkong JX300XP, as shown in the diagram?
First, a control valve control module (on/off valve) is required, followed by a magnitude comparison module. If the AI input value is greater than 30, the output is 1; the output from this comparison module is connected to the input terminal of the control valve control module, while its output terminal is connected to the valve itself. The SAMA logic configuration of most DCS manufacturers is like this
The second floor is the correct answer. As a supplementary note, for 300, data type conversion must be performed first; the real type cannot be used directly – it needs to be converted to word type first, and then it will work
It is best to use the alarm function block HH to connect to the en of move, and assign 0 to AO