... 4) SIMENS PLC Controller 1, Product Name: Nitrogen Machine/ N2 Gas EquipmentA full installation requires air compressor, ... as metal heating treatment, powder metallurgy, magnetic material, copper process, metallic mesh, galvanized wire, semiconductor, etc. 2. Chemical ... Professional technologies ensure reliable gas supply. 11. Friendly human-machine interface. 5, Main Technical Parameters of ZR-3/ ...