IJK Modifier
In absolute mode, the contents of the IJK registers in circular interpolation can be output in one of four ways:
Delta arc offset distances (unsigned)
Distance from center to start point (signed)
Distance from start point to center (signed)
Absolute coordinates of radius center
Choose the option that meets the requirements for the contents of the IJK register for your control. Equivalent postprocessor commands:
PLABEL/OPTION,23,TO,1 $$ Absolute arc distances (default).
PLABEL/OPTION,23,TO,2 $$ Distance from center to start point.
PLABEL/OPTION,23,TO,3 $$ Distance from start point to center.
PLABEL/OPTION,23,TO,4 $$ Center coordinates
In incremental mode, the contents of the IJK registers in circular interpolation can be output in one of three ways:
Delta arc offset distances (unsigned)
Distance from center to start point (signed)
Distance from start point to center (signed)
Choose the option that meets the requirements for the contents of the IJK register for your control. Equivalent postprocessor commands:
PLABEL/OPTION,24,TO,1 $$ Absolute arc distances (default).
PLABEL/OPTION,24,TO,2 $$ Distance from center to start point.
PLABEL/OPTION,24,TO,3 $$ Distance from start point to center.
Some controllers assume the IJK registers are zero if they do not appear in a circular block. Other controllers require that the IJK values be in the circular block even when the value is zero. Check this box if the IJK codes should be output when the value is zero. Equivalent postprocessor commands:
PLABEL/OPTION,27,TO,0 $$ Output IJK when zero (default).
PLABEL/OPTION,27,TO,1 $$ Do not output IJK when zero.
Some controllers require that the arc offset registers be output on each circular interpolation block. Others retain the current values as modal. Modal codes are output only when their values change, not on every block. Check this box if IJK registers are modal.
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