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PART 2: CX-Server PLC Tools
CHAPTER 2 – PLC Memory Component
OMRON
CX-Server PLC Tools_Page 8
PLC Data Area
The
Memory
tab of the PLC Memory component allows monitoring and editing of complete memory areas as
channel data.
When the content of a memory area is opened, a window is displayed. It is possible to Zoom in
and out of the window by selecting the
Zoom In
button or
Zoom Out
button from the toolbar.
Select the
Restore Zoom/Zoom to Fit
button from the toolbar to return the window to the
original zoom setting.
Editing Data
Data can be entered or amended in the data area displayed provided the associated PLC or memory area allows
read/write operations. Use the following procedure to edit data in the
Memory
tab.
1, 2, 3…
1. Double-click on the required data area name in the
Memory
tab of the Data Area
Workspace to open it. A window containing a grid representing that data area is opened.
2. Select an appropriate format for the data to be entered from the associated button from the
toolbar:
Binary
,
Binary Coded Decimal
,
Decimal
,
Signed Decimal
,
Floating Point
,
Hexadecimal, Double Floating Point
or
Text
.
3. Type in valid values directly into the cells and press Return.
Note:
Once a format has been selected a keyboard filter is applied so that non-valid
keystrokes are ignored.
When in either Debug mode (for CV-series PLCs only) or Monitor mode: it is not possible to edit a read-only
value.
PC to PLC Communications
The PLC Memory component permits the transfer of data to and from the PLC and allows comparisons to be made
between data stored on the computer and the PLC. Use the following procedure to retrieve data from the PLC.
1, 2, 3…
1. Ensure the PLC is online before activating the PLC Memory component.
2. Open a data area by double-clicking a data area from the Data Area Workspace in the
Memory
tab.
Содержание CX-PROGRAMMER V9
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