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5 DATA USED FOR POSITIONING CONTROL
Reading the monitor value
Monitoring is carried out with a hexadecimal.
Monitor
E
F
G
value
A
B
C
Sorting
(High-order buffer memory) (Low-order buffer memory)
A
C
B
D
E
Converted from
hexadecimal to decimal
Decimal integer
R
value
Unit conversion
Actual value
Md.28
Axis feedrate
Md.29
Speed-position switching
control positioning amount
Monitoring is carried out with a hexadecimal.
0
0
b15
b12
b8
Buffer
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
memory
Not used
Low-order buffer memory Example) 812
b15
b12
H
E
F
High-order buffer memory Example) 813
b31
b28
D
A
B
G
F
H
Unit conversion table
Unit conversion table
n
R
10
Monitor
value
b4
b0
Stored items
b0
Lower limit signal
Upper limit signal
b1
b2
Drive unit READY signal
b3
Stop signal
b4
External command signal
Zero signal
b5
Near-point signal
b6
b7
Not used
b8
Deviation counter clear signal
5 - 101
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Default
value
b8
b4
b0
G
H
b24
b20
b16
0000
C
D
)
Md.28
n
Unit
-2
mm/min
-3
inch/min
-3
degree/min
0
pulse/s
0000
)
Md.29
n
Unit
-1
m
inch
-5
degree
-5
pulse
0
0000
D e fa ult
Meaning
v a lue
0
0
0
0
0
0: OFF
0
1: ON
0
0
0
MELSEC-Q
Storage buffer
memory address
Axis 1 Axis 2 Axis 3 Axis 4
812
912
1012
1112
H
813
913
1013
1113
814
914
1014
1114
H
815
915
1015
1115
816
916
1016 1116
H
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