Parameter Settings - YASKAWA SGD7S Product Manual

12.3.2

Parameter Settings

Feed Speed
This parameter sets the feed speed to use for positioning. You can change the setting of this
parameter with a command message.
Feed Speed
PnB21
Setting the Acceleration/Deceleration Pattern
The acceleration/deceleration pattern is set in PnB26 (Acceleration/Deceleration Type) and
PnB29 (Filter Selection).
Parameter
0000h
PnB26 0001h
0003h
0000h
0001h
PnB29
0002h
0003h
The relationship between PnB26 (Acceleration/Deceleration Type) and PnB29 (Filter Selection)
when editing the Profile Type in object 0x25 via DeviceNet is shown in the following table.
Profile Type
0
1
2
240
242
243
244
245
Setting the Acceleration Rate and Deceleration Rate
These parameters set the acceleration and deceleration rates that are used for positioning, ori-
gin returns, and continuous operation.
Acceleration Rate
PnB2A
Deceleration Rate
PnB2B
Setting Range
1 to 115,343,500 1 reference unit/s
No acceleration/deceleration
Symmetrical linear acceleration/deceleration
Asymmetrical linear acceleration/deceleration (Default setting)
No filter (Default setting)
Exponential filter
Exponential filter with bias
Average movement time filter
Acceleration/Deceleration Pattern
Asymmetric linear acceleration/deceleration (constant
acceleration/deceleration rates)
Asymmetric S-curve acceleration/deceleration (constant
acceleration/deceleration rates)
Exponential acceleration/deceleration (constant accelera-
tion/deceleration times)
Symmetric linear acceleration/deceleration (constant
acceleration/deceleration rates)
Exponential acceleration/deceleration with bias (constant
acceleration/deceleration times)
Symmetric linear acceleration/deceleration (constant
acceleration/deceleration times)
Symmetric S-curve acceleration/deceleration (constant
acceleration/deceleration rates)
No acceleration/deceleration
Setting Range Setting Unit
15,625 to
1 reference unit/s
2,047,968,750
Setting Range Setting Unit
15,625 to
1 reference unit/s
2,047,968,750
Setting Unit Default Setting
400,000
Meaning
Default Setting
2
4,000,000
Default Setting
2
4,000,000
12.3 Positioning

12.3.2 Parameter Settings

When Enabled
Immediately
PnB26 PnB29
0003h 0000h
0003h 0003h
0000h 0001h
0001h 0000h
0000h 0002h
0000h 0003h
0001h 0003h
0000h 0000h
When Enabled
Immediately
When Enabled
Immediately
12
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