YASKAWA VS-626M5 Instruction Manual page 176

Vector-controlled inverter drives with power regenerative function for machine tools
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Table 10.2
Con-
Name
stant
No.
Flux Level
Flux level at completion of orientation. Motor noise and torque
C2-16
changes in proportion to flux level.
φ
ORT
Orientation Speed
Reduction coefficient to set orientation speed in proportion to the
Reduction Coeffi-
Reduction Coeffi-
traveling angle for incremental positioning.
traveling angle for incremental positioning.
C2 17
C2-17
cient
K
SOR
---
---
C2-18
to
to
C2-21
Orientation Control
Control mode setting signals, e.g., for specifying the direction of
Signal Selections 1
rotation in orientation control.
*2
SEL-E1
S Bits 1 and 0: Positioning rotation direction
S Bit 2: Selection for fixed rotation direction
S Bit 3: Stop position reference code
C2-22
C2 22
S Bit 4: Tuneup operation
S Bit 5: Incremental positioning reference point
S Bit 6: Encoder selection
S Bit 7: Rotation direction of motor and load shaft
Orientation Control
Dither signal pattern and gain
Signal Selections 2
S Bit 0: DB selection upon orientation completion
*2
SEL-E2
S Bit 1: Dither signal pattern
S Bits 4, 3 and 2: Dither signal level (H) (i.e., MGR and LGR are OFF)
C2-23
C2 23
S Bits 7, 6 and 5: Dither signal level (L) (i.e., MGR or LGR is ON)
Encoder Orientation Constants (continued)
Explanation
00: Automatically selected rotation direction
01: Same direction as the forward/reverse RUN signal
10: Fixed rotation direction
11: Automatically selected rotation direction
0: Forward rotation of load shaft
1: Reverse rotation of load shaft
0: 12-bit binary
1: 3 digit BCD
1: 3-digit BCD
0: Tuneup enabled
1: Tuneup disabled
0: Previous stop reference position
1: Current stop position
0: Load shaft encoder
1: Motor encoder
(automatically set at tuneup)
0: Reverse
1: Same
0: Disabled
1: Stops by braking torque at orientation completion
0: 6 steps (83 Hz)
1: 2 steps (250 Hz)
,
g
( ) (
000: 0.0%
000 0 0%
011 7 5%
011: 7.5%
110: 15.0%
001: 2.5%
100: 10.0%
111: 17.5%
010: 5.0%
101: 12.5%
000: 0%
011: 3%
110: 6%
001: 1%
100: 4%
111: 7%
010: 2%
101: 5%
10-9
10.2 Encoder Orientation Constants
Change
* 1
No
No
No
---
No
No
,
)
No
No
Unit
Standard
Upper
Setting
Limit/
Lower
Limit
%
60
100
32767
---
0
0
0
---
---
---
---
---
---
11000000
11000000
---
---
---
00000000
00000000
---
10

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