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9.2.2. Direction of Position Scale
Caution : • When DI data is changed, turn off the power, then the user origin must be
reset.
• Directions of hardware over-travel limit and the phase of position feedback
signal output will not be reversed even though the direction of the position
scale is reversed.
l
Counting direction of position scale may be reversed not to hinder the operation when the Motor
mounting position is reversed.
◊
CW/CCW direction are determined from the view of the Motor output axis side.
◊
Direction of counting position scale shall be set by DI data (DI command).
◊
Table 9-11 below shows relations between DI data and direction of counting.
Table 9-11
DI data
Format
CW direction
CCW direction
Shipping set
0
Standard
Plus direction
Minus direction
ü
1
Reversed
Minus direction
Plus direction
l
Direction of the following function/operation will be reversed when the direction of the position
scale is reverse.
◊
Direction of all operations
◊
Setting of software over travel limit
◊
Readout of absolute position
◊
Direction of positon off-set
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