Types And Roles Of Monitor Data - Mitsubishi Electric MELSEC-QD75MH1 User Manual

5 DATA USED FOR POSITIONING CONTROL

5.1.8 Types and roles of monitor data

Whether the system is in the test mode or not
History of data that
started an operation
History of all errors
History of all warnings
The monitor data area in the buffer memory stores data relating to the operating state
of the positioning system, which are monitored as required while the positioning
system is operating.
The following data are available for monitoring.
• System monitoring:
Monitoring of the QD75MH configuration and operation history (through the system
Md.1
monitor data through
• Axis operation monitoring:
Monitoring of the current position and speed, and other data related to the
movements of axes (through the axis monitor data
The axis monitor data are refreshed every 1.7ms. Note that "
value", " Md.22 Feedrate", "
output signal " are refreshed every 56.8ms. Also, "
updated when the "M code ON signal [X4, X5, X6, X7]" turns ON.
[1] Monitoring the system
Monitoring the positioning system operation history
Monitoring details
Start information
Start No.
Start
Error upon starting
Latest pointer No.
Axis in which the error occurred
Axis error No.
Axis error occurrence
Latest pointer No.
Axis in which the warning occurred
Axis warning No.
Axis warning
occurrence
Latest pointer No.
Md.19
, )
Md.50
Axis feedrate " and "
Md.28
Md.1
Md.3
Md.4
Md.5
Hour
Md.6
Minute:second
Md.7
Md.8
Md.9
Md.10
Md.11
Hour
Md.12
Minute:second
Md.13
Md.14
Md.15
Md.16
Hour
Md.17
Minute:second
Md.18
5 - 16
MELSEC-Q
Md.20
through
Md.48
Md.21
External input/
Md.30
Md.23
Valid M code", is
Corresponding item
In test mode flag
Start information
Start No.
Start (Hour)
Start (Minute:second)
Error judgment
Start history pointer
Axis in which the error occurred
Axis error No.
Axis error occurrence (Hour)
Axis error occurrence (Minute:second)
Error history pointer
Axis in which the warning occurred
Axis warning No.
Axis warning occurrence (Hour)
Axis warning occurrence (Minute:second)
Warning history pointer
)
Machine feed