Mitsubishi MELSEC-Q Series User Manual page 187

9
POSITIONING CONTROL
Current feed value during speed control
"
Md.1
value during speed control" setting as follows.
" Current feed value during speed
Pr.3
0: No update
1: Update
(a) When the current feed value is not updated
Current feed value when using the ring counter
When the counter format is set to "ring counter" in intelligent function module switch
setting, the current feed value is repeatedly updated between 0 and "
range upper limit value -1".
Md.1 Current feed value
Subtraction
Restrictions
Software stroke limit range during speed control is checked when "
value during speed control" is set to "1: Update" and the counter format is set to "linear
counter" in intelligent function module switch setting.
Current feed value" during speed control differs depending on "
control" setting
V
During speed control
The current feed value at the start of
speed control is held.
Figure 9.6 Current feed value during speed control
Figure 9.7 Current feed value when using the ring counter
Current feed value
Md.1
The current feed value at the start of speed control is
held.
The current feed value is updated.
V
During speed control
t
Current feed value updated
(b) When the current feed value is updated
Pr.17 Positioning range upper
limit value
Addition
0
9.2 Positioning Data Setting
9.2.3 Speed control
Current feed
Pr.3
t
Positioning
Pr.17
Current feed
Pr.4
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