AKD BASIC User Guide | 6 AKD BASIC Parameters, Operators, Statements
6.23.8 MOTOR.KT
General Information
Type NV Parameter
Description Sets the torque constant of the motor.
Units Nm/A
Range
0.001 Nm/A to 1,000,000.000 Nm/A for rotary
motors.
0.001 Nm/A to 1,000,000.000 N/A for linear motors.
Default
Value
0.1 Nm/A
Data Type Float
See Also N/A
Start Version M_01-00-00-000
Fieldbus Index/Subindex Object Start Version
EtherCAT COE and CAN-
open
3593h/0 M_01-00-00-000
Fieldbus Index/Subindex Is 64 bit? Attributes Signed? Object Start Version
Modbus 496 No 32 bit No M_01-03-00-000
Description
This parameter is the torque constant of the motor in Nm/A.The value can be online checked
according to the following equation:
Kt = 60 *√3 * Ui/( 2 * π* n)
Where:
Ui = induced voltage of the motor
n = actual rotor velocity
Kollmorgenâ„¢ | March 30, 2012 346