Drying line electric control system fault alarm visualization device

The utility model provides a drying line electric control system fault alarm visualization device, which comprises a mounting plate, a PLC controller, a current detection mechanism and an indication mechanism, the current detection mechanism comprises an electric sliding table, an electric push rod and an open-type current transformer, the open-type current transformer comprises two shells which are symmetrically arranged, the indicating mechanism comprises an indicating lamp, a metal plate and a magnetic plate, the mounting plate is mounted on the wire inlet side of the electric control system, an inlet wire penetrates through a through hole in the mounting plate, and after the electric sliding table drives the two shells to move to the position above and below the inlet wire, the electric push rod can push the shells to move, so that the shells form a complete open-type current transformer for current detection. Current detection can be carried out on all incoming lines through the independently arranged op