Toshiba VF-S15 Instruction Manual page 209

3)
6.27.2 Switching of an acceleration/deceleration time 1, 2, 3
f500 : Acceleration time 2
f501 : Deceleration time 2
f503 : Acceleration/deceleration 2 pattern
f504 : Acceleration/deceleration selection (1,2,3) (panel keypad)
f505 : Acceleration/deceleration 1 and 2 switching frequency
f510 : Acceleration time 3
f511 : Deceleration time 3
f512 : Acceleration/deceleration 3 pattern
f513 : Acceleration/deceleration 2 and 3 switching frequency
f519 : Setting of acceleration/deceleration time unit
 Function
Three different times for acceleration and deceleration can be specified individually. Choose from the
following for the method of selection or switching:
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S-pattern 2 acceleration/deceleration
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]
Maximum frequency

Set frequency
Base frequency
0

Actual acceleration time
1) Selection by means of parameters
2) Switching by changing frequencies
3) Switching by means of terminals
Output frequency [Hz]
Maximum frequency

Set frequency
Base frequency
0
Time [s]
F-97
E6581611

Time [s]
Actual deceleration time
6