Mitsubishi Electric MELSEC-Q Series User Manual page 216

Storage item Storage details
Stores an axis No. in which an
[Md.9]
error occurred.
Axis in which
the error
occurred
Refresh cycle: Immediate
Stores an axis error No.
[Md.10]
Axis error No.
Refresh cycle: Immediate
Stores the details of servo
amplifier detection alarm. ("0" is
stored other than when a servo
[Md.57]
alarm occurs.)
Servo alarm
Refresh cycle: Immediate
Stores the time (Year: month) at
[Md.55]
which an axis error was detected.
Axis error
occurrence
Refresh cycle: Immediate
(Year: month)
[Md.11] Stores the time (Day: hour) at
which an axis error was detected.
Axis error
occurrence
(Day: hour) Refresh cycle: Immediate
[Md.12] Stores the time (Minute: second)
at which an axis error was
Axis error
detected.
occurrence
(Minute:
second) Refresh cycle: Immediate
Indicates a pointer No. that is
next to the pointer No. assigned
[Md.13]
to the latest of the existing
Error history
records.
pointer
Refresh cycle: Immediate
Chapter 5 Data Used for Positioning Control
Reading the monitor value
Monitoring is carried out with a decimal display.
Monitor
value
Monitoring is carried out with a decimal display.
Monitor value
Monitoring is carried out with a hexadecimal display.
Monitor
value
Monitoring is carried out with a hexadecimal display.
Buffer memory (stored with BCD code)
0 8 0 6
b15 b12 b8 b4 b0
0 0 0 0 1 0 0 0 0 0 0 0 0 1 1 0
0 to 9 0 to 9 0 to 1 0 to 9
Monitoring is carried out with a hexadecimal display.
Buffer memory (stored with BCD code)
2 8 1 5
b15 b12 b8 b4 b0
0 0 1 0 1 0 0 0 0 0 0 1 0 1 0 1
0 to 3 0 to 9 0 to 2 0 to 9
Monitoring is carried out with a hexadecimal display.
Buffer memory (stored with BCD code)
4 9 0 7
b15 b12 b8 b4 b0
0 1 0 0 1 0 0 1 0 0 0 0 0 1 1 1
0 to 5 0 to 9 0 to 5 0 to 9
Monitoring is carried out with a decimal display.
Monitor value
5 - 96
Storage value
1: Axis 1 5: Axis 5 9: Axis 9 13 : Axis 13
2: Axis 2 6: Axis 6 10: Axis 10 14: Axis 14
3: Axis 3 7: Axis 7 11: Axis 11 15: Axis 15
4: Axis 4 8: Axis 8 12: Axis 12 16: Axis 16
Axis error No.
For details of error codes,
refer to Section 16.4
"List of errors".
Servo alarm code
Monitor value
0 8 0 6
00 to 99 (year) 01 to 12 (month)
Monitor value
2 8 1 5
01 to 31 (day) 00 to 23 (hour)
Monitor value
4 9 0 7
00 to 59 (minute) 00 to 59 (second)
Storage value
(Pointer number)
0 to 15