Yaskawa Sigma-5 User Manual: Operation of Digital Operator - Manual (Page 100)

3 Utility Function Mode
3.2.27 Advanced Autotuning (Fn201)
3-66
Err4 The torque limit was reached.
• When using the torque limit, increase
the torque limit.
• Double the set value of the moment of
inertia calculating start level (Pn324).
Err5
While calculating the moment of inertia,
the speed control was set to proportional
control by setting V_PPI in the Option
field to 1.
Operate the SERVOPACK with PI con-
trol while calculating the moment of
inertia.
(cont’d)
Error
Display
Probable Cause Corrective Actions