Mitsubishi Electric C80 Series Connection And Set Up Manual page 235

C80 Series Connection and Setup Manual
14 Setting the Position Detection System
(5) Determine the grid mask amount according to the state as shown below.
Grid space
When is smaller
2
than the grid amount
Grid space
When is larger
2
than the grid amount
(6) Set the determined grid mask amount for "#2028 grmask" of the [ZERO-RTN PARAM] screen.
IB-1501452-C
Axis speed
0
Grid point
Near-point dog
OFF
ON
Switch
Grid mask amount = Grid amount -
Axis speed
Electrical zero point before the grid mask setting
(the exact point is set after the grid mask setting)
Grid point
Near-point dog
OFF
ON
Switch
Grid amount
Grid mask amount = Grid amount +
204
Electrical zero point
(the first grid after the switch is turned ON and OFF)
Grid mask
#2028
Grid space
Grid mask
amount
2
Grid amount
Grid space
Grid space
2
Electrical zero point after the grid mask setting
Grid space
Grid mask
Grid space
2
Grid amount
after the grid mask
#2028
setting
Grid mask amount
Grid space
2
Reference position
Position
+
#2027 G28sft
Reference position
shift distance
Reference position
Position
#2027 G28sft
Reference position
shift distance