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.54
Start
Year: month
The starting time (Year: month) is
stored.
Refresh cycle: At start
Monitoring is carried out with a hexadecimal display.
0
b15 b12
0001000000 0110
b8 b4 b0
8
060
Buffer memory (stored with BCD code)
0 to 9 0 to 9 0 to 1
01 to 12 (month)
0 to 9
Monitor value
8006
00 to 99 (year)
0
Md.5
Start
Day: hour
The starting time (Day: hour) is
stored.
Refresh cycle: At start
Monitoring is carried out with a hexadecimal display.
0
b15 b12
010100000010101
b8 b4 b0
8152
Buffer memory (stored with BCD code)
0 to 3 0 to 9 0 to 2
00 to 23
(
hour
)
0 to 9
Monitor value
8215
01 to 31
(
da
y)
Md.6
Start
Minute:
second
The starting time (Minute:
second) is stored.
Refresh cycle: At start
Monitoring is carried out with a hexadecimal display.
0 to 5
00 to 59 (second)
0
b15 b12
100100100000111
b8 b4 b0
9074
Buffer memory (stored with BCD code)
0 to 5 0 to 9
00 to 59 (minute)
0 to 9
Monitor value
9407
Md.7
Error
judgment
[Storage details] This area stores the following results of the error judgment performed
upon starting:
•
Warning flag
BUSY start
Control mode switching during BUSY
Control mode switching during zero speed OFF
Outside control mode range
Control mode switching
•
Error flag
•
Error No.
Refresh cycle: At start
[Reading the monitor value]
Monitoring is carried out with a hexadecimal display.
b15 b12 b8 b4 b0
ABCD
B
aC
D
Buffer memory
Monitor value
D
C
B
A
Error flag OFF
Stored contents
Storage value
0
1
Error flag ON
Error flag Error No.
Convert the hexadecimal value "a, B, C, D" into a decimal value and
match it with Section "16.5 List of errors".
Warning flag
Warning OFF
Stored contents
Storage value
0
1
Warning ON
Starting history (Up to 16 records can be stored)
Md.8
Start history
pointer
Indicates a pointer No. that is
next to the Pointer No. assigned
to the latest of the existing
starting history records.
Refresh cycle: At start
Monitoring is carried out with a decimal display.
Monitor value
Storage value (Pointer number)
0 to 15
Note: If a start signal is issued against an operating axis, a record relating to this event may be output before a record
relating to an earlier start signal is output.

Mitsubishi MELSEC-Q QD77MS Specifications

General

Brand	Mitsubishi
Model	MELSEC-Q QD77MS
Category	Control Unit
Language	English