Mitsubishi MELSEC-Q QD77MS, User Manual

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Chapter 5 Data Used for Positioning Control
Storage item Storage details Reading the monitor value
Md.14
Axis in which
the warning
occurred
Stores a number (Axis No.) that
indicates the axis that
encountered a warning.
Refresh cycle: Immediate
Monitoring is carried out with a decimal display.
Monitor
value
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
: Valid for the range from axis 1 to axis 2
in the QD77MS2, from axis 1 to axis 4
in the QD77MS4.
Md.15
Axis warning
No.
Stores an axis warning No.
Refresh cycle: Immediate
Monitoring is carried out with a decimal display.
Monitor
value
Warning No.
For details of warning Nos.
(warning codes), refer to
Section 16.6 "List of
warnings".
Md.58
Servo warning
Stores the LED display details of
servo amplifier detection warning.
("0" is stored other than when a
servo error occurs.)
Refresh cycle: Immediate
Monitoring is carried out with a hexadecimal display.
When SSCNET setting is SSCNET /H
0
Monitor
value
Servo warning code
0 0
Servo warning code
Monitor
value
When SSCNET setting is SSCNET
Md.56
Axis warning
occurrence
(Year: month)
Stores the time (Year: month) at
which an axis warning was
detected.
Refresh cycle: Immediate
Monitoring is carried out with a hexadecimal display.
0
b15 b12
0 0 0 1 0 0 0 0 0 0 0 0 1 1 0
b8 b4 b0
8 0 6 0
Buffer memory (stored with BCD code)
0 to 9 0 to 9 0 to 1
01 to 12 (month)
0 to 9
Monitor value
8 0 0 6
00 to 99 (year)
Md.16
Axis warning
occurrence
(Day: hour)
Stores the time (Day: hour) at
which an axis warning was
detected.
Refresh cycle: Immediate
Monitoring is carried out with a hexadecimal display.
0
b15 b12
0 1 0 1 0 0 0 0 0 0 1 0 1 0 1
b8 b4 b0
8 1 5 2
Buffer memory (stored with BCD code)
0 to 2 0 to 9
00 to 23 (hour)
Monitor value
8 2 1 5
01 to 31 (day)
0 to 3 0 to 9
Md.17
Axis warning
occurrence
(Minute:
second)
Stores the time (Minute: second)
at which an axis warning was
detected.
Refresh cycle: Immediate
Monitoring is carried out with a hexadecimal display.
0
b15 b12
1 0 0 1 0 0 1 0 0 0 0 0 1 1 1
b8 b4 b0
9 0 7 4
Buffer memory (stored with BCD code)
0 to 5 0 to 9
00 to 59 (minute) 00 to 59 (second)
0 to 9
Monitor value
9 4 0 7
0 to 5
Warning history (U
p to 16 records can be stored)
Md.18
Warning
history pointer
Indicates a pointer No. that is
next to the Pointer No. assigned
to the latest of the existing
records.
Refresh cycle: Immediate
Monitoring is carried out with a decimal display.
Monitor value
Storage value
(Pointer number)
0 to 15