Volume 40~20600L Pump barrel configuration 1 barrel 1 pump/1 barrel 2 pumps/2 barrels 1 pump/2 barrels 2 pumps/2 barrels 3 pumps Material PE/PVC/304/Carbon steel lined with rubber Control method Manual control/Automatic control/PH/PLC control/Special requirements (explosion-proof frequency conversion)/Power supply 380V1220V Ordering information Order system Number of barrels and pumps/Metering pump type/Metering pump flow pressure/Manual or automatic/Any special requirements