The pneumatic knife gate valves is equipped with automatic control instrument,by aerodynamic components and body composition,for fast cutting or opening occasions.
Double action:two-position control of valve opening and closing.
Single action:(spring return)in the telephone and air or failure,the valve automatically open or close.
1. Single or two-way solenoid valve(with 24v,220V and other voltage can be selected,if necessary,optional explosion-proof solenoid valve).
2.Close to open in.
3.Air source treatment of triple parts(including pressure relief valve,fifter,oil mist device).
4.Electric/gas valve positioner(for regulating type).