MITSUBISHI ELECTRIC MR-J2S- CP - Manual (Page 122)

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4. OPERATION
4.4.4 Data setting type home position return
Data setting type home position return is used when it is desired to determine any position as a home
position. JOG operation, manual pulse generator operation or like can be used for movement.
(1) Signals, parameters
Set the input signals and parameters as follows.
Item Device/Parameter used Description
Automatic/manual selection (MD0) Short MD0-SG (ON).
Point table No. selection 1 (DI0)
Open DI0-SG (OFF).
Manual home position return mode
selection
Point table No. selection 2 (DI1) Open DI1-SG (OFF).
Data setting type home position return Parameter No.8
2 : Data setting type home position
return is selected.
Home position return position data Parameter No.42
Use to set the current position on completion
of home position return.
(2) Timing chart
Movement finish (MEND)
Rough match
(CPO)
Home position
return completion
(ZP)
Servo motor speed
Forward rotation
start (ST1)
ON
OFF
ON
OFF
ON
OFF
ON
OFF
3ms or less
Home position address
Parameter No. 42
ON
OFF Automatic/manual selection
(MD0)
5ms or more
Movement to the home position Operation for home position return
ON
OFF Reverse rotation
start (ST2)
The parameter No.42 (home position return position data) setting value is the positioning address
after the home position return is completed.