... 4.Vibration: <0.5G Scope of application: ZVF9V-G series frequency inverter applied at the metallurgy, plastomer,textile, food-stuff,petroleum, chemical ... is suitable for driving and speed control of blower fan , water pump electrical machinery.Built-in PID function,which is specially suitable ... slow physical change of process control.Such as blower fan,water pump and music spring and so on.ZVF9V-GT2 is ...