Omron NT21 Reference Manual page 301

PT Configuration Settings
PT Control Area/PT Notify Area
Set the allocated words for the PT status control area, PT status notify area and
window control area here. Refer to 2-2 Areas for Control/Notification (page 52).
Initial Screen
Set the screen number of the screen that is displayed when PT operation starts.
However, note that the screen set here is displayed as the initial screen only
when the setting made for the screen switch setting word in the PT status control
area is not a correct screen number. For details, refer to Functions of the PT Sta-
tus Control Area (page 53).
History Setting
Set the processing method when the record areas for the display history function
and alarm history function become full. Refer to Alarm list/history function (page
89).
Number of Table Entries
Set the numbers of numeral memory table entries, character string memory
table entries, and bit memory table entries here. For details on the numbers that
can be set, refer to 2-3 Memory Table (page 72).
Numeral Storage Type
Set whether the contents of words allocated to the following table entries will be
handled as BCD data or binary data.
Values in words allocated to numeral memory table entries
(The numeric value storage method set here is only valid when System is set
for Storage Type for each numeral memory table entry concerned. For details,
refer to 2-3-1 Numeral Memory Table (page 72).)
Screen numbers in the word allocated to the PT status control area's screen
switch setting
Memory table entry numbers in the words allocated to the PT status control
area's copy source and copy destination memory table entries
Memory table entry numbers in the words allocated to the PT status notify
area's updated memory table entry
Section 2-19
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