Proportional controlvalveQmbl34 proportional control air valve remote control air valve Supplier

Proportional controlvalveQmbl34 proportional control air valve is a remote control air valve installed in the cab qmbl34
When descending, it can realize the output of different air pressure by controlling the rotation angle of the control handle.
When it is used together with the pneumatic directional valve, it can realize the speed control of descending action.