Mitsubishi Electric MELSEC-LD77MS2 User Manual page 585

Current value changing procedure
The following shows the procedure for changing the current value to a new value.
Setting method for the current value changing function
The following shows an example of a sequence program and data setting to
change the current value to a new value with the positioning start signal. (The
"
Md.20
(1) Set the following data.
(Set with the sequence program shown in (3), while referring to the start time
chart shown in (2).)
Setting item
Cd.3 Positioning start No.
New current value
Cd.9
(Note): Refer to Section 5.7 "List of control data" for details on the setting details.
1) Write the current value to " Cd. 9 New current value"
2)
Write "9003" in " Cd. 3 Positioning start No."
3)
Turn ON the positioning start signal.
" value is changed to "5000.0  m" in the example shown.)
Current feed value
Setting
value
9003 Set the start No. "9003" for the new current value.
Set the new "
50000
9 - 125
Chapter 9 Major Positioning Control
Setting details
".
Current feed value
Md.20
Buffer memory address
LD77MS2
LD77MS16
LD77MS4
1500+100n 4300+100n
1506+100n 4306+100n
1507+100n 4307+100n