iv                                                 
4-2 Trial Operation for Servomotor without Load from Host Reference .........................................4-5 
4-3 Trial Operation with the Servomotor Connected to the Machine ...............................................4-8 
 
Chapter 5 Control Functions 
5-1 Control Mode Selection ..................................................................................................................5-1 
5-2 Torque Mode ....................................................................................................................................5-2 
5-2-1  Analog Torque command Ratio ...........................................................................................5-3 
5-2-2  Adjusting the Analog Torque Command Offset .................................................................5-4 
5-2-3  Torque Command Linear Acceleration and Deceleration  ................................................5-5 
5-2-4  Definition of Torque Direction..............................................................................................5-6 
5-2-5  Internal Torque Limit.............................................................................................................5-7 
5-2-6  Limiting Servomotor Speed during Torque Control ..........................................................5-7 
5-2-7  Additional Torque Control Functions..................................................................................5-8 
5-3 Speed Mode......................................................................................................................................5-9 
5-3-1  Selection for Speed Command  .........................................................................................5-10 
5-3-2  Analog Speed Command Ratio..........................................................................................5-11 
5-3-3  Adjusting the Analog Reference Offset.............................................................................5-11 
5-3-4  Analog Reference for Speed Command Limit..................................................................5-12 
5-3-5  Encoder Signal Output........................................................................................................5-12 
5-3-6  Smoothing the Speed Command.......................................................................................5-13 
5-3-7  Setting Rotation Direction ..................................................................................................5-16 
5-3-8  Speed Loop Gain.................................................................................................................
5-17 
5-3-9  Notch Filter...........................................................................................................................5-18 
5-3-10 Torque Limit of Speed Control Mode ...............................................................................5-20 
5-3-11 Gain Switched.....................................................................................................................5-21 
5-3-12 Other Functions .................................................................................................................5-27 
5-4 Position Mode................................................................................................................................5-29 
5-4-1  External Pulse Command ...................................................................................................5-30 
5-4-2  Internal Position Command................................................................................................5-32 
5-4-3  Electronic Gear....................................................................................................................5-36 
5-4-4  Smoothing Acceleration ....................................................................................................5-40 
5-4-5  Definition of Direction.........................................................................................................5-43 
5-4-6  Gain Adjustment..................................................................................................................5-43 
5-4-7  Clear the Pulse Offset .........................................................................................................5-44 
5-4-8  Original Home......................................................................................................................5-45 
5-4-9  Other Position Function......................................................................................................5-53 
5-5 Gain Adjustment............................................................................................................................5-54 
5-5-1 Automatic Adjusting .........................................................................................................5-57 
5-5-2  Manual Adjusting.................................................................................................................5-60 
5-5-3  Improving Resonance.........................................................................................................
5-61 
5-6 Other Functions.............................................................................................................................5-62 
5-6-1  Programmable I/O Functions .............................................................................................5-62 
5-6-2  Switch for the Control Mode...............................................................................................5-65 
5-6-3  Auxiliary Functions.............................................................................................................5-65