1-2 Restrictions
5
1-2 Restrictions
• CXT files (extension .cxt) that are created and saved in CXT format on
CX-Programmer version 1.2 or higher from project files created on CX-Programmer
version 1.2 or higher can be input to the I/O Comment Extracting Tool.
• Only CS/CJ-series PLCs can be selecting as the PLC in the source CX-Programmer
project file (excluding CJ2 CPU Units).
• The Ladder Monitor I/O comment file (extension .ioc) created by the I/O Comment
Extracting Tool cannot be read by the CX-Programmer. It can be used only for
displaying the I/O comments on Ladder Monitor.
• Symbol names (I/O names) cannot be extracted using the I/O Comment Extracting
Tool.
• Rung comments, comment boxes, and rung annotations cannot be extracted using
the I/O Comment Extracting Tool.
• The I/O Comment Extracting Tool extracts I/O comments set for bits and words only.
I/O comments set to the NUMBER type (constant or number) cannot be extracted.
• The I/O Comment Extracting Tool extracts all the I/O comments in the cxt file and
creates an I/O comment file. However, a maximum of 30,000 comments (65,535 of
global comments and 65,535 of local comments) can be shown on the Ladder
Monitor Software. I/O comments exceeding 131,070 will not be displayed on the
ladder diagram.
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