Recent content by Henryw

  1. H

    Danfoss VFD FC102 Modbus RTU Reset

    Hi, I am using Unitronics PLC to read & write Danfoss VFD FC102 speed through Modbus RTU. In about 1~2 months, the communication down, reset VFD power supply then communication back to normal. It is repeat about 1~2 months. Reset VFD power supply is not convenient for application.Anyone...