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PLC Memory Management
A number of features of the PLC Memory Component are common to both the Memory tab and Address tab.
PLC Memory component files can be saved to the CX-Server project. Use the following procedure to save PLC
Memory component details to the CX-Server project.
1, 2, 3...
PLC Memory component files can be saved via a standard File Save dialog. Use the following procedure to save
a PLC Memory component file.
1, 2, 3...
Information saved to a file can be supplemented with header information set as a preference. Refer to Chapter 2 -
PLC Memory Component for details of setting header information to a file.
PLC Memory component files can be retrieved via a standard File Open dialog. Use the following procedure to
open a PLC Memory component file.
1, 2, 3...
PLC Memory component data can be printed. Use the following procedure to print details.
1, 2, 3...
specified bank and all banks following it. This is called the EM Area force-setting/resetting
function.
Use the following procedure.
1.
Select Memory Allocate − EM Memory Settings from the PLC Menu. The following
EM Memory Settings Dialog Box will be displayed. Select the Enables the Force
On/Off setting of EM banks Check Box in the EM Force On/Off Area, select the
starting back from the pull-down menu in the EM Start File No. Box, and then click
the OK Button.
2.
Go online with the CPU Unit, select Transfer – Transfer to PLC from the PLC Menu,
and transfer the program to the CPU Unit.
Note: With CJ2H CPU Units with unit version 1.0 or 1.1, force-setting/resetting bits
in the EM Area is supported only for areas specified for automatic address
assignment. With CJ2H CPU Units with unit version 1.2 or later,
force-setting/resetting bits in the EM Area is supported both for areas
specified for automatic address assignment and for the EM Area
force-setting/resetting function described above.
1. Select the Save in Project button from the toolbar. The Save dialog is displayed.
2. Select the required data areas to include in the file from the Areas to Save: field.
3. Enter a comment in the File Comment field.
4. Select the OK pushbutton to proceed.
1. Select Save to File from the File menu. The Save dialog is displayed.
2. The Save dialog is displayed. Select the required data areas to include in the file from the
Areas to Save: field.
3. Enter a comment in the File Comment field.
4. Select the OK pushbutton to proceed.
5. A standard File Save dialog is displayed. Enter a file name in the File name field and select
the Save pushbutton. PLC Memory files have a .MEM extension.
1. Select the Open File button from the toolbar to open a PLC Memory component file. A
confirmation message box may appear if the file is already open. Select the Yes pushbutton
to save the currently open details. Select the No pushbutton to discard the currently open
details. Select the Cancel pushbutton to abort the operation.
2. A standard File Open dialog is displayed. Select a file from the Open PLC Memory File
dialog, followed by the Open pushbutton. PLC Memory files have a .MEM extension.
1. Open the Address Monitor window from the Address tab or a data area window from the
Memory tab.
2. Select the Print Preview button from the toolbar. A preview window is displayed.
PART 2: CX-Server PLC Tools
CHAPTER 2 – PLC Memory Component
CX-Server PLC Tools_ Page 15
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