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

11 - 39 11 - 39
MELSOFT
11. USEFUL FUNCTIONS
DISPLAY/SETTING DATA
Item Description
Trigger condition
Choose the actual trace starting condition.
• No condition
Trace starts at the start request of the peripheral device.
• Wait start
Trace actually starts when the start signal (X10/X11/X12/X13) turns on after the start
request from the peripheral device.
Trace stop mode
Choose the trace stopping condition.
• Buffer full
Trace stops when the trace data area becomes full.
• Endless
Trace stops at the stop request of the peripheral device.
• Error stop
Trace stops when an error occurs.
• Trace point
[For QD75P and QD75D projects]
Trace stops when the number of trace points reaches the specified value (1 to 8192).
[For LD75 projects]
Trace stops when the number of trace points reaches the specified value (1 to 16384).
Data 1
Data 2
Represents the trace data No.
Axis selection
Choose the combination of the axes whose data will be traced.
In the locus data of the trace results, the fist axis number is for the horizontal axis and the
latter axis number is for the vertical axis.
When you selected "#1-#4", #1 is for the horizontal axis and #4 for the vertical axis.
Trace data
Choose the data type to be traced.
• Command position
Locus data of the feed address from the QD75P, QD75D and LD75 to the servo amplifier.
"OK" button
Click this button to close the Trace setting dialog box and display the axis numbers and data
types in the Location trace window.