Technical data

and the settings can be corrected. If the former state is to be kept, the ESC button [12] has to

be pressed. The new settings are loaded with the ENTER button [12]. In both cases the unit

reverts to the starting state.

6.7 Error Messages

During the operation of the sources errors can occur owing to wrong connecting conditions or

internal problems. The corresponding message is indicated on the display [5]:

Warning

Unit overheated

- overheating of the instrument

Error

Load failed

- error on loading stored pre-settings

Error

Exceeded I limit

- upper limit of set current exceeded

Error

Exceeded V limit

- lower limit of set voltage exceeded

Operating Instructions PN 300

1/99