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MELSEC-Q
5 DATA USED FOR POSITIONING CONTROL
Storage buffer
memory address
Reading the monitor value
Default
value
Axis 1 Axis 2 Axis 3 Axis 4
0000
H
800
801
900
901
1000
1001
1100
1101
0000
H
802
803
902
903
1002
1003
1102
1103
Monitoring is carried out with a hexadecimal.
A
B
C
D
A
B
C
D
E F G H
E
R
F
G
H
b15 b12 b4 b0b8
EF
G
H
b31 b28 b20 b16b24
A
B
C
D
Monitor
value
Low-order buffer memory Example) 800
High-order buffer memory Example) 801
Sorting
Decimal integer
value
Converted from
hexadecimal to decimal
-1
m
-5
inch
-5
degree
0
pulse
n
Unit
n
-2
mm/min
-3
inch/min
-3
degree/min
0
pulse/s
Unit
Unit conversion table
Unit conversion
Actual value
(High-order buffer memory) (Low-order buffer memory)
R 10
n
)
Md.20
)
Md.21
Unit conversion table
)
)
Md.22
Current feed value
Md.20
Machine feed value
Md.21
Feedrate
Md.22
0000
H
804
805
904
905
1004
1005
1104
1105
Monitoring is carried out with a decimal.
Monitor
value
Error code
Refer to Section 15.2 "List of
errors" for details on the erro
r
Nos. (error codes).
0 806 906 1006 1106