Teco Electro Drives TSTA Series, Installation And Operation Manual

Page: 110 / 218

5-41
5-4-4 Smooth Acceleration
Using the One Time Smooth Acceleration/Deceleration of Position Command ”
It smoothes the position pulse command frequency.
Parameter
Signal
Name Default Unit Setting Range Control Mode
★
Pn313
Position command
Accel/Decel Time
Constant
0 msec 0~10000 Pi/Pe
New setting will become effective after re-cycling the power.
Time Constant of One Time Smooth Acceleration/Deceleration of Position Command :
The Time in which The Position Pulse Frequency increases (one time) from zero to 63.2% of Position Pulse
Command Frequency.
Frequency of Position
Pulse Command (%)
Time (ms)
Pn313
100
50
63.2
Frequency of Position Pulse Command
Setting Examples:
(1) To achieve 95% of Position Pulse Command Frequency Output in 30msec:
10(msec)
95%) - ln(1 -
30(msec)
Pn313
= =
(2) To achieve 75% of Position Pulse Command Frequency Output in 30msec:
22(msec) =
75%) - ln(1 -
30(msec)
= Pn313
Note:Above curve is a logarithmic
ln = Natural log.