5-176
5-14 Other Functions
SYSDRIVE MX2 Series USER'S MANUAL (3G3MX2-Axxxx)
5
Functions
Major Differences between High-frequency Mode and Normal Mode
Note: In the high-frequency mode, the values are fixed and thus parameters b049, A097, A098 and b089
are not displayed.
Function name
High-frequency
mode
Normal mode
Heavy Load/Light Load
Selection (b049)
Heavy load rating (CT) Heavy load rating (CT) Light load rating (VT)
Maximum Frequency
(A004)
1000 [Hz]
400 [Hz]
400 [Hz]
Starting Frequency
(b082)
0.10 to 100.0 [Hz]
0.10 to 9.99 [Hz]
0.10 to 9.99 [Hz]
Carrier Frequency
(b083)
2.0 to 10.0 [kHz]
2.0 to 15.0 [kHz]
2.0 to 10.0[kHz]
Control Method (A044)
00: Constant torque
characteristics
01: Reduced torque
characteristics
02: Free V/f setting
00: Constant torque
characteristics
01: Reduced torque
characteristics
02: Free V/f setting
03: Sensorless vector
control
00: Constant torque
characteristics
01: Reduced torque
characteristics
02: Free V/f setting
Acceleration Pattern
Selection (A097)
Deceleration Pattern
Selection (A098)
00: Line
00: Linear
01: S shape curve
02: U shape curve
03: Reverse-U shape
curve
04: EL-S shape curve
00: Linear
01: S shape curve
02: U shape curve
03: Inverted U shape
curve
04: EL-S shape curve
Automatic Carrier
Reduction (b089)
Disable Setting permitted Setting permitted
Heavy load mode
b049 : 00
d060 : 1-c
Light load mode
b049 : 01
d060 : 1-
High-frequency mode
d060 : h-1
Normal mode (to 400 Hz)
Heavy load rating
High-frequency mode (to 1,000 Hz)
b171 = 01
+
Initialization
b049 = 01
b049 = 00
b171 = 02
+
Initialization
b171 = 02
+
Initialization
Light load rating