Rockwell Automation 2706-LV2P_LV2R_LV4P_LV4R DL40 PLUS USER MANUAL - Manual (Page 54)

Chapter
4
Offline Operating Modes
This chapter describes operating modes of the DL40 Plus other than
Run mode.
Section Page
Help Mode 4–1
Historical Recall Mode 4–1
Remote Program Mode 4–6
Set RS–232/RS-485 Port Mode 4–7
Clock Mode 4–9
Print Mode 4–11
Debug Mode (Parallel Port version only) 4–11
Help mode is entered by pressing [F1] on the keyboard.
•
If entering Help mode from Run mode, the DL40 Plus displays a
list of
[CTRL] characters you can use to enter other modes.
•
If entering Help mode from the Onboard Editor, Help mode lists
[CTRL] characters used for editing messages.
Exit Help mode by pressing [ESC] .
This mode lets you display the Historical Events Stack on the DL40
Plus or send the contents of the stack to a printer via the RS-232
port. Enter Historical Recall mode by pressing
[CTRL][S] or
[SELECT] from the front keypad .
The Historical Events Stack (or stack) is a separate battery-backed
16K byte block of memory in the DL40 Plus. It is used to record
information about the triggering and display of messages, and log
variable data values.
Chapter Objectives
Help Mode
Historical Recall Mode