History key
Press this key to select History data display.
Return key
Press this key to return to normal display mode
5.9.2 History Record Mode
While in normal display, press the key twice to enter History Record
Mode.
Figure 19: History record Screen
File Select key
Press this key to clear all history record
Page Select key
Press this key to enter particular page of the history data.
Each page contains 16sets data.
Scroll left key
Press this key to view the left of the scrollable area.
Scroll right key
Press this key to view the right of the scrollable area.