User`s manual
Table Of Contents
- SAFETY PRECAUTIONS
- CONDITIONS OF USE FOR THE PRODUCT
- REVISIONS
- INTRODUCTION
- CONTENTS
- ABOUT MANUALS
- HOW TO USE THIS MANUAL
- ABOUT THE GENERIC TERMS AND ABBREVIATIONS
- PACKING LIST
- 1. OVERVIEW
- 2. SYSTEM CONFIGURATION
- 3. FUNCTION LIST
- 4. INSTALLATION AND UNINSTALLATION
- 5. SCREEN MAKEUP AND BASIC OPERATIONS
- 6. PROJECT CREATION
- 7. SYSTEM CHECKING FROM PERIPHERAL DEVICE
- 8. DATA SETTING
- 9. WRITING TO/READING OF/VERIFICATION OF POSITIONING MODULE DATA
- 10. POSITIONING DEBUGGING
- 11. USEFUL FUNCTIONS
- APPENDIX
- Appendix 1 Read from Module/Write to Module Reference Processing Times
- Appendix 2 Restrictions Depending on Function Version of QD75
- Appendix 3 Functions Added to/Changed from the Previous Versions
- Appendix 4 Uninstalling the License Key FD
- Appendix 5 Parameter Names Shown in GX Configurator-QP Screens and Manuals
- INDEX

7 - 5 7 - 5
MELSOFT
7. SYSTEM CHECKING FROM PERIPHERAL DEVICE
REMARK
When the programmable controller interface is "Serial communication" (Serial
communication module), the serial communication module switches must be set on
the PLC parameter I/O assignment setting screen of GX Developer.
Refer to GX Developer Operating Manual, for the way to make settings in the I/O
assignment setting screen.
For details more information on the switch settings, refer to user's manual of the
serial communication module used.
Switch setting examples are listed below.
Item Description Setting
Switch 1 CH1 communication speed CH1 transmission setting 0726H
Switch 2 - CH1 communications protocol 0008H
Switch 3 CH2 communication speed CH2 transmission setting 0727H
Switch 4 - CH2 communications protocol 0000H
Switch 5 Module station number 0000H
Detailed description of settings
Item Setting
Operation setting Independent setting
Data bit setting 8
Parity bit yes/no setting Yes
Odd/even parity bit Odd
Stop bit setting 1
Sum check yes/no setting Yes
Online change enable/disable setting Enable
Setting change enable/disable setting Disable
Transmission speed setting 19200bps
Communications protocol • For Q corresponding serial communication module:
Connecting GX Developer
• For L corresponding serial communication module:
MELSOFT Connection