Omron NJ501-5300, Instruction & Reference Manual, Page: 70 / 142

2 G Code
2 - 32 NJ/NY-series G code Instructions Reference Manual (O031)
G20 Inch Input, G21 Metric Input
These instructions toggle the units.
This command does not have any parameters to set.
Switches all the settings of the CNC coordinate system, command values, and the unit of current val-
ues. You can select “inch” or “mm” for the unit. For example, for the maximum velocity of a CNC coordi-
nate system, only the interpretation of the unit system can be changed without changing values.
Modal/Non-modal Modal
Modal group 06 Unit
Instruction format
Inch input G20
Metric input G21
Relevant G codes ---
Parameters
Function