Yaskawa MP920 Motion Module - Manual (Page 263)

6 SVB Module Specifications and Handling
6.2.2 Motion Setting Parameters
6-28
„ Acceleration/Deceleration Type
Acceleration/deceleration is broadly classified as linear, S-curve and exponential accelera-
tion/deceleration. A bias speed can also be set for linear and exponential acceleration/decel-
eration.
Acceleration/Deceleration Type
Acceleration/
Deceleration
Type
Relevant Motion Parameters Description
Linear
Acceleration/
Deceleration • Bias speed
Motion fixed parameter No. 35
• OW††0C
Motion setting parameter:
Linear Acceleration Time Constant
• OW††0D
Motion setting parameter:
Linear Deceleration Time Constant
• Set the time it takes to reach rated motor speed for the
acceleration/deceleration time constant.
• Set motion fixed parameter No. 35: Bias Speed to 0.
Linear
Acceleration/
Deceleration
With Bias • Bias speed
Motion fixed parameter No. 35
• OW††0C
Motion setting parameter:
Linear Acceleration Time Constant
• OW††0D
Motion setting parameter:
Linear Deceleration Time Constant
Set the time it takes to reach rated motor speed at the acceler-
ation/deceleration time constant.
S-curve
Acceleration/
Deceleration
(Average Move) • OW††0C
Motion setting parameter:
Linear Acceleration Time Constant
• OW††0D
Motion setting parameter:
Linear Deceleration Time Constant
• OW††14
Motion setting parameter:
Filter Time Constant Setting
• OB††214 to OB††217
Motion setting parameter:
Filter Type Selection
Set the Filter Type Selection to 2 (average movement filter).
OW 0C
Rated motor speed
Speed
(%)
0
Time (t)
OW 0D
Linear Acceleration
Time Constant Linear Deceleration
Time Constant
OW 0C
Rated motor speed
Speed
(%)
0
Time (t)
OW 0D
Linear Acceleration
Time Constant Linear Deceleration
Time Constant
Bias speed
OW 14 OW 14 OW 14 OW 14
OW 0C
Linear Acceleration
Time Constant
OW 0C
Linear Deceleration
Time Constant
Filter time
constant
0
Rated motor speed
Time (t)
Speed
(%)