Industrial gas production pneumatic valve setting rules

a, all the gas workshop of import and the gas equipment in front of the gas piping shall be a separate set of pneumatic valve, pneumatic valve installation height should not be exceeded. m；
2, each burner gas take over, have to have separate device gas pneumatic valve opening and closing tags;
3, each mechanical blast burner, necessary device in air duct with pneumatic valve opening and closing tags;
4, large or parallel arrangement of blower, its export necessary device for pneumatic valves;
5, tossing in tube, necessary before sampling, piezometric tube device of pneumatic valve.