Operation Manual

MI 3310 / MI 3310A SigmaGT Main menu and test modes

4 Main menu and test modes

The SigmaGT instrument has a user-friendly manipulation. By pressing only a few keys

most of the actions can be done. The menu tree of the instrument has been designed to

be simple to understand and easy to operate.

The instrument can test appliances in different modes:

 Single test mode,

 Several autotest modes.

After the instrument is switched on, the last menu used will be displayed.

Note:

 For testing 3-phases appliances and/or welding machines the 3-phase operation

mode must be enabled and the SigmaGT must be connected to a Metrel A1322

or A1422 3-phase Active GT / Machine adapter (Plus). Refer to 3-phase adapter

for detailed information.

4.1 Help menus

The measurement help menus are available in single and autotest modes. They can be

accessed with the key HELP before the START key is pressed to initiate the

measurement.

Help menus contain schematic diagrams for illustration of proper connection of DUT to

the PAT testing instrument.

Keys in help menu:

PgUp (F1) / PgDown (F2) Selects next / previous help screen.

ESC

Returns to the last test / measurement menu.

Example of help screens