Toshiba VF-PS1 Instruction Manual page 157

E6581386
1) Straight acceleration/deceleration
A general acceleration/deceleration pattern.
This pattern can usually be used.
Output frequency [Hz]
Maximum frequency

0
Time [s]


2) S-pattern acceleration/deceleration 1
Select this pattern to accelerate/decelerate the motor rapidly to a high-speed region with an output frequency of
60Hz or more or to minimize the shocks applied during acceleration/deceleration. This pattern is suitable for
conveyer machines.
Output frequency [Hz]
Output frequency [Hz]
Maximum frequency
Maximum frequency


Set frequency
Set frequency
6
0 0
Time [s]
 Time [s] 
Actual deceleration time
Actual acceleration time
× 10% × 10%
× 10%  × 10% 
 
3) S-pattern acceleration/deceleration 2
Select this pattern to obtain slow acceleration in a demagnetizing region with a small motor acceleration torque. This
pattern is suitable for high-speed spindle operation.
Output frequency [Hz] Output frequency [Hz]
Maximum frequency Maximum frequency


Set frequency Set frequency
Base frequency Base frequency
0 0
 Time [s]  Time [s]
Actual acceleration time Actual deceleration time
F-45