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Chapter 5 Data Used for Positioning Control
Storage item
Storage details
Reading the monitor value
Warning history (U
p to 16 re
cor
ds can be
stored)
Md.14
Axis in which
the warning
occurred
Stores an axis No. in which a
warning occurred.
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 LD77MS2, from axis 1 to axis 4
in the LD77MS4.
Md.15
Axis warning
No.
Stores an axis warning No.
Refresh cycle: Immediate
Monitoring is carried out with a decimal display.
Monitor
value
Axis warning
For details of 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
warning 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
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
Summary of Contents for MELSEC-L Series
Page 2: ......
Page 30: ...MEMO ...
Page 70: ...2 10 Chapter 2 System Configuration MEMO ...
Page 83: ...3 13 Chapter 3 Specifications and Functions MEMO ...
Page 103: ...3 33 Chapter 3 Specifications and Functions MEMO ...
Page 107: ...3 37 Chapter 3 Specifications and Functions MEMO ...
Page 111: ...3 41 Chapter 3 Specifications and Functions MEMO ...
Page 115: ...3 45 Chapter 3 Specifications and Functions MEMO ...
Page 140: ...4 22 Chapter 4 Installation Wiring and Maintenance of the Product MEMO ...
Page 253: ...5 113 Chapter 5 Data Used for Positioning Control MEMO ...
Page 342: ...5 202 Chapter 5 Data Used for Positioning Control MEMO ...
Page 438: ...7 20 Chapter 7 Memory Configuration and Data Process MEMO ...
Page 440: ...MEMO ...
Page 485: ...9 25 Chapter 9 Major Positioning Control MEMO ...
Page 594: ...9 134 Chapter 9 Major Positioning Control MEMO ...
Page 624: ...10 30 Chapter 10 High Level Positioning Control MEMO ...
Page 656: ...11 32 Chapter 11 Manual Control MEMO ...
Page 690: ...12 34 Chapter 12 Expansion Control MEMO ...
Page 798: ...13 108 Chapter 13 Control Sub Functions MEMO ...
Page 866: ...14 68 Chapter 14 Common Functions MEMO ...
Page 884: ...15 18 Chapter 15 Dedicated Instructions MEMO ...
Page 899: ...16 15 Chapter 16 Troubleshooting MEMO ...
Page 1036: ...Appendix 88 Appendices MEMO ...
Page 1039: ......