L3Harris narda PMM EP-600 User Manual page 73

During the session work, the graph can be resumed with button,
the existing TXT file
paused and saved at any time ( can be
overwrote or a new one can be saved with a different file name).
When the test is over, the graph can be terminate with and the
following message will appear:
Press OK to save. Select NO to exit without saving and start a new session
work.
WinEP600 and SetAddEP600 operating instructions 5-19