User`s manual

5.4 Settings According to Device Characteristics
5-15
5
Parameter Setting and Functions
Using the parameters below, set the acceleration and deceleration, and set the average movement time of posi-
tion references.
PnB29
Acceleration rate
Setting Range Setting Unit Factory Setting When Enabled
1 to 99999999
1000
(Reference units/min)/
ms
1000 Immediately
PnB2B
Deceleration rate
Setting Range Setting Unit Factory Setting When Enabled
1 to 99999999
1000
(Reference units/min)/
ms
1000 Immediately
Pn217
Average Movement Time of Position Reference
Setting Range Setting Unit Factory Setting When Enabled
0 to 10000 0.1 ms 1000
After the change and also
after the motor has
stopped
Set the acceleration and deceleration so that the values of the two settings do not differ
greatly.
If they differ greatly, the machine will not accelerate in accordance with the settings.
For example, if PnB29 is set to 99999999 and PnB2B is set to 1, then the machine’s per-
formance will be unpredictable.
V
V
V
[ms]
[ms]
t
1
t2 t5
t3
t4
t6
Speed
reference
Speed reference
(Before average movement time filter)
Speed reference
(After average movement
time filter)
Time
Acceleration
Deceleration
Average movement time of position reference = t
5
- t
2
= t
6
- t
4
[× 1000 reference units/min]
[× 1000 reference units/min]
Time
Speed
reference