Omron NJ501-5300, Instruction & Reference Manual, Page: 71 / 142

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2 G Code
NJ/NY-series G code Instructions Reference Manual (O031)
G90
A
b
so
lute Dimen
sion
, G91
Increm
ental
Dime
nsio
n
2
Parameters
G90 Absolute Dimension,
G91 Incremental Dimension
These instructions set a feed command to the Absolute Dimension or Incremental Dimension com-
mand.
This command does not have any parameters to set.
Absolute position mode and Incremental position mode is provided for operating functions. Executing
G90 enables absolute position mode for all axes in the CNC coordinate system, and moves the axes to
a specified position in the current coordinate system. Executing G91 enables Incremental position
mode for all axes in the CNC coordinate system, and moves the axes a certain distance from the last
command position. By default, absolute position mode is enabled for all axes.
Modal/Non-modal Modal
Modal group 03 Distance
Instruction format
Absolute command G90
Incremental command G91
Relevant G codes
G00, G01, G02, G03, G28, G30, G31, G74, G84,
G50, G51, G50.1, G51.1, G68, G69
Parameters
Function
Y
X
G90
G91
N03
N03
N02
N04
N04
N05
N01 G01
N02 X4 Y-2
N03 X-2 Y3
N04 X-2 Y-1
N05 X0 Y0