... Air consume:1440L/min 3.Air pressure range:0.4-0.6MPA 4.by pneumatic without motor 1. consists of vacuum generator, ... hour b.Air consume:1440L/minc.Air pressure range:0.4-0.6MPA3. working principle:There is vacuum generator on ... signal, it repeats the procedure. 4. Application:packing machine, tablet pressing machine, extruder, granulator, crusher, etc. Samples: Pneumatic Vacuum Feeder conveyor