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5.4 d: Reference Settings
YASKAWA ELECTRIC
SIEP C710636 02B YASKAWA U1000 Technical Manual
243
5
■
d6-03: Field Forcing Selection
Enables or disables the Field Forcing function.
Setting 0: Disabled
Setting 1: Enabled
■
d6-06: Field Forcing Limit
This parameter rarely requires adjustment. Sets the maximum level to what the Field Forcing function can boost the
excitation current reference. The value is set as a percentage of the motor no load current.
◆
d7: Offset Frequency
■
d7-01 to d7-03: Offset Frequency 1 to 3
Three different offset values can be added to the frequency reference. They can be selected using digital inputs
programmed for Offset frequency 1, 2, and 3 (H1-
= 44, 45, 46). The selected offset values are added together if
multiple inputs are closed at the same time. The value is set as a percentage of the Maximum Output Frequency.
Note:
This function can be used to replace the “Trim Control” function (H1-
= 1C, 1D) of earlier Yaskawa drives.
illustrates the Offset frequency function.
Figure 5.52
Figure 5.52 Offset Frequency Operation
No.
Parameter Name
Setting Range
Default
d6-03
Field Forcing Selection
0 or 1
0
No.
Parameter Name
Setting Range
Default
d6-06
Field Forcing Limit
100 to 400%
400%
No.
Parameter Name
Setting Range
Default
d7-01
Offset Frequency 1
-100.0 to 100.0%
0%
d7-02
Offset Frequency 2
-100.0 to 100.0%
0%
d7-03
Offset Frequency 3
-100.0 to 100.0%
0%
Frequency
reference
Offset Frequency 1 [d7-01]
(Signed)
Offset Frequency 2 [d7-02]
(Signed)
Offset Frequency 3 [d7-03]
(Signed)
Multi-function
input (44) = on
Multi-function
input (45) = on
Multi-function
input (46) = on
SFS
Frequency
reference after
soft starter
SIEP_C710636_02B_1_0.book 243 ページ 2015年11月25日 水曜日 午後4時56分