5-28
5-2 Basic Functions
SYSDRIVE MX2 Series USER'S MANUAL (3G3MX2-Axxxx)
5
Functions
Maximum Frequency
Set the maximum value of motor frequency to be used.
The set value corresponds to the maximum value of external analog input (such as 10 V in the
range from is 0 to 10 V). For details, refer to "External Frequency Start/End" on page 5-40.
The Inverter output voltage from the base frequency to the maximum frequency is the voltage
selected by Motor Incoming Voltage Selection (A082/A282).
This function is disabled if the control method is Free V/f Setting (A044/A244 = 02). (Refer to
"Free V/f Setting" on page 5-47.)
Note: Data in ( ) indicates the value when the high-frequency mode is selected.
Reference
 All parameters whose function code is 2XX apply to Motor 2 (Motor 2 Control).
Switch between Motor 1 and Motor 2 using the input terminal allocated to 08 (SET).
Example) A020: Frequency of Motor 1 at Multi-step Speed 1 Reference 0
A220: Frequency of Motor 2 at Multi-step Speed 2 Reference 0
Parameter
No.
Function name Data
Default
setting
Unit
A004/A204 Maximum Frequency 1/2 30.0 to 400.0 (1000.) 60.0 Hz
Output voltage
Base frequency Maximum frequency
Motor voltage
selection
(100%)