Mitsubishi Electric MELDAS 600M Series Instruction Manual page 391

3.2 Reference point return parameters
(1) Reference point return operation and parameter related drawing
Basic machine coordinate system zero point
-
Grid point
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CHAPTER 3 MAINTENANCE
3. Adjusting the Dog-Type Reference Point Return
(150001) G28rap
G28 rapid traverse rate
150004 Grspc
Grid space
150008 #1_rfp #1 Reference point
The grid point between
the grid mask is not the
electrical zero point.
search engine
150006 Dir (−) Reference point return direction
150002 G28crp
Approach speed
Near-point dog Grid mask
150005
Grmask
Grid mask
amount
The grid amount is
displayed on the
"ALM/DIAG" - "SERVO
MONITOR" screen.
III – 5
Reference point
(Position returned to with
the reference point return
command)
Electrical zero point
150003 G28sft
Reference point
Grid shift amount
amount
The first grid at the
end of the grid mask is
the electrical zero point.
+