Siemens Sinumerik 840D sl Programming Manual page 526

Axis couplings
9.2 Curve tables (CTAB)
Further information
Use in synchronized actions
All commands for reading curve table values can also be used in synchronized actions (see
also the chapter titled "Motion-synchronous actions").
When using the CTABINV, CTABTMIN, and CTABTMAX commands, make sure that:
• Sufficient NC power is available at the time of execution
or
• The number of segments in the curve table is queried prior to the call, so that the table
concerned can be subdivided if necessary
CTAB with non-periodic curve tables
If the specified <master value> is outside the definition range, the upper or lower limit will
be output as the following value:
526
Programming Manual, 02/2011, 6FC5398-2BP40-1BA0
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