Machine Home Position Return; Outline Of The Machine Home Position Return Operation; Machine Home Position Return Method - Mitsubishi Electric MELSEC iQ-R Series User Manual

2.2

Outline of the machine home position return operation

Machine home position return operation
In a machine home position return, a home position is established.
None of the address information stored in the Motion module, CPU module, or servo amplifier is used at this time.
The position mechanically established after the machine home position return is regarded as the "home position" to be the
starting point for positioning control.
M
Proximity dog

Machine home position return method

The method by which the machine home position is established (method for judging the home position and machine home
position return completion) is designated in the machine home position return according to the configuration and application of
the positioning method.
The following table shows the methods that can be used for this home position return method. (The home position return
method is one of the items set in the home position return parameters. It is set in "[Pr.43] Home position return method" of the
basic parameters for home position return.)
[Pr.43] Home position return
method
Driver home position return method
The following shows the signals used for machine home position return.
[Pr.43] Home position return
method
Driver home position return method
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Machine Home Position Return

Home position
Machine home position return
Operation details
The servo amplifier is switched to the home position return mode and the home position return set in the servo
amplifier starts. After the home position return is completed, the servo amplifier is returned to the previous control
mode.
Signals required for control
• Proximity dog
• Zero signal
• Upper/lower limit
Confirm to the home position return specification of the servo amplifier for the signals required for control.
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2 HOME POSITION RETURN CONTROL
2.2 Machine Home Position Return
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