... type and V/F control type,has powerful and various functions.like PID control Function,simple PLC,16 steps speed ... indexesControl natureControl modeControl Without PG Vector,V/F Control,Torque controlStart torque0.5Hz 150%(SVC)1.0Hz ... ,automatic self-adjustment,Slip compensate,PID adjust,Sagged control,Current control,Torque boost,Multifunctions input /output terminal Frequency given ...