Siemens SINUMERIK 840D sl Function Manual page 274

K3: Compensations
5.4 Interpolatory compensation
7. A weighting factor can be taken into account for each compensation table, with which the
table value is multiplied.
8. Every compensation table can be multiplied with any other compensation table in pairs (i.e.
also with itself) using the "table multiplication" function. The product is added to the total
compensation value of the compensation axis.
9. Activation options of the compensation:
– Axis-specific activation via the following machine data for all axis compensation ratios:
– Table-specific activation via the following setting data:
274
MD32710 $MA_CEC_ENABLE[<AXi>] (enable sag compensation)
SD41300 $SN_CEC_TABLE_ENABLE[<t>] (pre-assignment for the compensation
table)
Application example: Processing-dependent change to the compensation ratio by
switching the active compensation table via part program/synchronous actions or PLC
user program.
Function Manual, 10/2015, 6FC5397-1BP40-5BA3
Extended Functions