Yaskawa F7 to L1000A User Manual
Page 30
 
(Header Title) Application Note
 
 
 
 
Doc#: PL.L1000A.01 Copyright Yaskawa Electric America, Inc.
©2010 www.yaskawa.com September 9, 2010 30 of 57
Subject: Transition Guide
Product: L1000A
Document: PL.L1000A.01
Title: Product Transition Guide – F7 to L1000A
Product Transition Guide – F7 to L1000A
F7
L1000A
Parameter Name
Parameter
Default
Setting
Record
Parameter
Default
Comments:
Gray shading indicates default setting.
CT/VT Selection
C6-01
0
─
─
Parameter contents differ between F7 and L1000A.
The default setting in L1000A for Heavy Duty performance.
F7 L1000A
C6-01
─
CT/VT Selection
─
0: Low carrier, constant 
torque (CT) 
1: High carrier, variable 
torque (VT) 
Heavy Duty
Carrier Frequency Selection
C6-02
1
C6-03
*
F7 L1000A
C6-02 C6-03
0: Low Noise PWM 
1: 2.0 kHz 
2: 5.0 kHz 
3: 8.0 kHz 
4: 10.0 kHz 
5: 12.5 kHz 
6: 15.0 kHz 
F: User-set 
1.0 to 15.0 kHz 
*Determined by o2-04 
(Most models are default to 
8 khz) 
Carrier Frequency Upper Limit
C6-03
2.0 kHz
─
─
Carrier Frequency Lower Limit
C6-04
2.0 kHz
─
─
Carrie
r Freque
ncy
Carrier Frequency 
Proportional Gain 
C6-05 00 ─
─
No corresponding parameter in L1000A.
PWM Method
─
─
C6-06 2
L1000A
C6-06 
0: 2-phase/3-phase Conversion 
1: 2-phase modulation 
2: 3-phase modulation 
Carrie
r Freque
ncy
Carrier Frequency During 
Rotational Auto-Tuning 
─
─
C6-09 0
L1000A
C6-09 
0: Carrier Freq = 5 kHz 
1: Carrier Freq = C6-03 
Inspection Operation Carrier
Frequency
─
─
C6-21 1
L1000A
C6-21 
0: Carrier Freq = C6-03 
1: Carrier Freq = 2 kHz 
Carrier Frequency During
Initial Motor Pole Search
─
─
C6-23 0
L1000A
C6-23 
0: Carrier Freq = 2 kHz 
1: Carrier Freq = C6-03 
Frequency Reference 1
d1-01
0.00 Hz
d1-01*
0.00 %
*Sets the Speed Reference for the drive when d1-18 it set 
to 0 or 3. Setting units are determined by o1-03. 
F7 L1000A
Setting Range 
0.0 Hz to 400.0 Hz 
0.0 % to 100.0 %
Frequency Reference 2
d1-02
0.00 Hz
d1-02*
0.00 %
Frequency Reference 3
d1-03
0.00 Hz
d1-03*
0.00 %
Frequency Reference 4
d1-04
0.00 Hz
d1-04*
0.00 %
Frequency Reference 5
d1-05
0.00 Hz
d1-05*
0.00 %
Frequency Reference 6
d1-06
0.00 Hz
d1-06*
0.00 %
Frequency Re
feren
ce
Frequency Reference 7
d1-07
0.00 Hz
d1-07*
0.00 %
─