Data Set Type Home Position Return - Mitsubishi Electric MELSERVO-J4 Instruction Manual

4. HOW TO USE THE POINT TABLE

4.4.4 Data set type home position return

To set an arbitrary position as the home position, use the data set type home position return. The JOG
operation, manual pulse generator operation, or the like can be used for movement. You can perform the
data set type home position return at servo-on only.
(1) Device/parameter
Set input devices and parameters as follows.
Home position return mode
selection
Data set type home position
return
Home position return position
data
(2) Timing chart
SON (Servo-on)
MD0 (Operation mode selection 1)
MEND (Travel completion)
CPO (Rough match)
ZP
(Home position return completion)
Forward rotation
0 r/min
Servo motor speed
Reverse rotation
ST1 (Forward rotation start)
ST2 (Reverse rotation start)
The setting value of [Pr. PT08 Home position return position data] is used as the position address at the
home position return completion.
Item Used device/parameter
MD0 (Operation mode selection 1)
DI0 (Point table No. selection 1) to
DI7 (Point table No. selection 8)
[Pr. PT04]
[Pr. PT08]
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
3 ms or shorter
ON
OFF
ON
OFF
Travel to home position
Switch on MD0.
Switch off DI0 to DI7.
_ _ _ 2: Select the data set type.
Set the current position at the home position
return completion.
Execution of data set type home position return
4 - 52
Setting
Home position return
position data
5 ms or longer