On-site debugging special purpose tools for LVDT position feedback apparatus

The utility model discloses a site debugging special tool of a LVDT position feedback device, which is used for connecting a current measuring device in series in the LVDT position feedback device, comprising a connection box, a first adapter connected with an output terminal of the LVDT position feedback device arranged on an end of the connection box and a second adapter connected with an input terminal of a control cabinet in a machine room disposed on the other end. A signal terminal A and a signal terminal B forming a signal loop are arranged on the first adapter and a second adapter, which can connect with the current measuring device after the two ends are connected or cut. The utility model connects the current measuring device into a site loop, which can realize the site debugging and site observation, reduce the environmental disturbance and promote the efficiency of repair and maintenance. The debugging personnel can survey the current change on site independently, so as to complete the full debugg