Mitsubishi Electric MELSEC iQ-R Series User Manual page 493

■Buffer memory address
Refer to the following for the buffer memory address in this area.
Page 401 Axis monitor data
[Md.28] Axis feedrate
The speed which is actually output as a command at that time in each axis is stored. (May be different from the actual motor
speed) "0" is stored when the axis is at a stop. (Page 488 [Md.22] Feedrate)
As shown in the diagram below, the hexadecimal monitor value is changed to a decimal integer value. The decimal integer
value can be converted into other units by multiplying said value by the following conversion values.
Monitor value
E
A
(High-order buffer memory) (Low-order buffer memory)
A C
B
Decimal integer value
Unit
mm/min
inch/min
degree/min
pulse/s
*1 When "[Pr.83] Speed control 10  multiplier setting for degree axis" is valid, becomes " 10
Refresh cycle: Operation cycle
The absolute value is displayed in "[Md.28] Feedrate". The operation direction can be checked in "[Md.20]
Feed current value".
■Buffer memory address
Refer to the following for the buffer memory address in this area.
Page 401 Axis monitor data
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Low-order buffer memory
b15
F G H
E
High-order buffer memory
b31
B C D
A
Sorting
G
D E F H
Converted from hexadecimal to decimal
Conversion value
-2
 10
-3
 10
-3*1
 10
0
 10
search engine
b12 b8 b4 b0
F H
G
b28 b24 b20 b16
B C D
12 DATA USED FOR POSITIONING CONTROL
-2
".
12.7 Monitor Data
12
491