HEIDENHAIN TNC 335 Technical Manual - Manual (Page 184)

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TNC 360 4 Spindle 4-87
If an axis halt is not permitted, then no PLC positioning, datum correction, spindle
orientation or change of limit switch range may be performed during the S-code
output.
MP3030 Axis halt on TOOL CALL with only a spindle speed output.
1 = No axis halt on TOOL CALL
0 = Axis halt on TOOL CALL
If a non-permissible spindle speed is programmed, the marker M2092 will be set by the NC, and
simultaneously the error message appears:
Wrong spindle speed
Set Reset
M2092 Illegal spindle speed NC NC