... fields:1)Fan, water pump, compressor2)Weave and chemical fibre machine 3)Injection machine4)Petrochemical industry, ... machinery,machanism, belt transport industry5)Drilling and piling machine6)Food and carpentry machine3.Specification ItemST9000-E seriesControl MethodSPWMInput ... output terminals for the displaying and warning of on-running,zero speed,counting and external fault information.Other ...