Application Industrial gas system applications for safetyshutoff, pressure control, or differential-pressure control.
应用工业气体安全关断，压力控制或压差控制系统应用。
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The C437D, E Gas Pressure Switches are pressure-actuated switching devices used in industrial gas system applications for safetyshutoff, pressure control, and differential-pressure control.
To provide a combustion apparatus capable of keeping safety even if a gas leakage occurs from a gas shutoff valve to the outside of a gas supply passage.