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Appendix 3. PLC Development Environment using GPPQ
3.1 System Configuration at PLC Development
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Appendix 3. PLC Development Environment using GPPQ
The system configuration and respective tool function outlines of the PLC development environment
are described here, especially the function of the "MELSEC QnA Series GPP Function Software
Package (GPPQ)" that is the main tool.
3.1 System Configuration at PLC Development
PLC development is carried out with the CNC controller connected to an IBM PC-compatible
personal computer, using an RS-232C or RS-422 cable. Each development tool is then started on
the personal computer.
IBM PC-compatible
personal computer
RS-232C cable
or
RS-422 cable
3.2 Development Tool Function Outline
3.2.1 CNVQ (data conversion software package)
The "CNVQ" is a tool that carries out file conversion of "GPPQ" data files and the following:
• Ladder list files output by the CLIST6L
• Alarms and operator messages created by the text editor
• Data files of commercially available spreadsheet software, word processors and editors
This tool is a software package (model name: SW0IVD-CNVQ) for various MELSEC support. Refer
to the enclosed Operating Manual for function details.
3.2.2 LNKQ (sequence ladder generating connection function software package)
This tool supports more efficient sequence program development such as the use of modules for
ladder programs.
This tool is a software package (model name: SW0IVD-LNKQ) for various MELSEC support. Refer
to the enclosed Operating Manual for function details.