Gossen Metrawatt MED package XTRA IQ Multifunction Tester, 400V

The Gossen Metrawatt profitest MXTRA IQ test instrument is Device functions are selected directly with the help of a rotary selector knob. Soft keys allow for convenient selection of sub functions and parameter settings. Unavailable functions and parameters are automatically prevented from appearing at the display. The start and RCD tripping functions included directly on the instrument are identical to the functions of the two keys located on the test plug, allowing for easy measurement at difficult to access locations.

Testing of residual current devices
Testing for N-PE reversal