YASKAWA GA800 Series, Техническое описание

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Parameter
Details
12
12.3 b: Application
YASKAWA SIEPC71061737B GA800 Drive Technical Reference 665
Figure 12.19 Coast to Stop
2 : Operate at Minimum Frequency
The drive operates the motor at the minimum frequency reference set in E1-09 when the frequency reference falls
below the value set in E1-09 and the Run command is still enabled.
The drive decelerates the motor when the Stop command is entered (or when the Run command is switched OFF). If
the motor speed falls below or is equal to the value set in
b2-01 , then the drive will perform Zero Speed Control for
the time set in b2-04 .
Figure 12.20 Operate at Minimum Frequency
3 : Operate at Zero Speed
The drive performs Zero Speed Control when the frequency reference falls below the value set in E1-09 .
When you enter the Stop command (or when you turn OFF the Run command), the drive does Zero Speed Control
again for the time set in
b2-04 .
Figure 12.21 Operate at Zero Speed
■
b1-06: Digital Input Reading
No.
(Hex.)
Name Description
Default
(Range)
b1-06
(0185)
Digital Input Reading
Sets the number of times that the drive reads the sequence input command to prevent malfunction
because of noise.
1
(0, 1)
0 : Single Scan
The drive reads the terminal status one time. The drive immediately reads all changes to the terminal status.
This setting lets the drive quickly respond to changes in the sequence, but noise can cause malfunction.
1 : Double Scan
V/f CL-V/f OLV CLV AOLV OLV/PM OLV/PM AOLV/PM CLV/PM EZOLV