8.7 Autotuning with a Host Reference
8.7.3 Applicable Tools
8-36
• When the rigidity of the machine is low and vibration occurs when positioning is performed
• When the position integration function is used
• When proportional control is used
• When mode switching is used
• When the positioning completed width (Pn522) is too narrow
Refer to the following sections for details on custom tuning.
8.8 Custom Tuning on page 8-42
Preparations
Always check the following before you execute autotuning with a host reference.
• The servo must be in ready status.
• There must be no overtravel.
• The servo must be OFF.
• Position control must be selected if power is supplied to the motor (i.e., when the servo is ON).
• The gain selection switch must be set to manual gain selection (Pn139 = n.0).
• The first gains must be selected.
• The test without a motor function must be disabled (Pn00C = n.0).
• There must be no warnings.
• The tuning-less function must be disabled (Pn170 = n.0).
• The parameters must not be write prohibited.
8.7.3
Applicable Tools
The following table lists the tools that you can use to perform autotuning with a host reference
and the applicable tool functions.
8.7.4
Operating Procedure
Use the following procedure to perform autotuning with a host reference.
1.
Confirm that the moment of inertia ratio (Pn103) is set correctly.
2.
Click the Servo Drive Button in the workspace of the Main Window of the Sig-
maWin+.
3.
Select Tuning in the Menu Dialog Box.
The Tuning Dialog Box will be displayed.
Click the Cancel Button to cancel tuning.
Tool Function Operating Procedure Reference
Panel Operator –
You cannot perform autotuning with a host
reference from the Panel Operator.
Digital Operator Fn202
Σ-7-Series Digital Operator Operating Man-
ual (Manual No.: SIEP S800001 33)
SigmaWin+ Tuning - Tuning
8.7.4 Operating Procedure on page 8-36
If you are using an MP3000-Series Controller for phase control, set the mode selection to 1.
If 2 or 3 is selected for the mode, correct phase control may not be possible.
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