SimotionPLC解释1FK70221FK70331FK7(AM20)1FK7(AM24)1FK7(AS20)1FK7(AS24)encoderMode模式PROFIDRIVEPROFIDRIVEPROFIDRIVEPROFIDRIVEPROFIDRIVEPROFIDRIVEABSResolutionIncrements单圈线数PROFIDRIVEPROFIDRIVEPROFIDRIVEPRO