Siemens SINUMERIK 840D sl Function Manual page 981

Example:
Existing
conditions:
Figure 18-12 Straight line with gradient 1
Write online tool offset continuously
PUTFTOCF(<polynomial no.>, <reference value>, <length1_2_3>, <channel no.>, <spindle
no.>)
PUFTOCF
Polynomial no.:
Reference value: Reference value of function
Length 1_2_3:
Channel no.:
Spindle no.:
The online tool offset is activated before the dresser axis movement block.
Extended Functions
Function Manual, 01/2008, 6FC5397-1BP10-3BA0
Lead: a = +1
1
a = 0
2
a = 0
3
At the time of definition, the function value y should be equal to 0 and
should be derived from machine axis XA (e.g. dresser axis).
Number of function (1, 2, 3)
Wear parameter into which the tool offset value is added
Channel in which the offset is to be effective
Spindle for which the online offset is to be effective
Grinding-specific tool offset and tool monitoring (W4)
18.3 Online tool offset
981