Intelligent control system for medical gas

The invention discloses an intelligent control system for medical gas. The control system includes a PLC, a plurality of display screens and a plurality of gas supply systems, the PLC is connected tocommunication interfaces of the display screens through communication interfaces, and the PLC is connected to the gas supply system through an output end and an input end; each gas supply system includes an output opening, gas supply pipelines and a plurality of gas cylinders, gas supply pipelines on two sides of the output opening are provided with execution valves, and two ends of each executionvalve are provided with sealing valves; and gas supply pipelines between the output opening and the gas cylinders are provided with buffer filter bottles, and a gas supply pipeline between each buffer filter bottle and gas cylinders is provided with a pressure reducing valve and a pressure signal input device. The control system has the following advantages: one machine is used for multiple control, one machine is used fo