Siemens SINUMERIK 840D sl Function Manual

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Detailed description2.3 Feedrate controlBasic logic functions: Feeds (V1)58 Function Manual, 11/2006, 6FC5397-0BP10-2BA0Example:...N80 G01 POS[X]=100 FA[X]=1000 ACC[X]=90 IPOENDA[X]...Or via a synchronized action...N100 EVERY $A_IN[1] DO POS[X]=50 FA[X]=2000 ACC[X]=140 IPOENDA[X]For more information about block changes and end-of-motion criteria for FINEA, COARSEAand IPOENDA, please refer to:References:/FB2/ Function Manual, Extended Functions; Positioning Axes (P2);Chapter: Block changeProgrammable servo parameter setSCPARA[Axis] = ...SCPARA[axis]= ... can be used to program the parameter set (consisting of MDs) in thepart program and in synchronized actions (previously, this could only be done via the PLC).Axis = Channel axis name (X, Y ....), spindle (S1, ...)SCPARA[Axis]= Where Value = Desired parameter set (1≤ value ≤ 6)DB3n DBB9 bit3To prevent conflicts between the PLC user request and NC user request, a further bit isdefined on the PLC→NCK interface:DB3n DBB9 bit3 "Parameter set selection by SCPARA disabled".The PLC user is thereby able to set up a structured sequence when using PLC parameterswitchover and entries from synchronized actions or part programs simultaneously.On a change of bit 3 (0 ⇒ 1 or 1 ⇒ 0), the entry is written to bits 0 - 2.NoteIf parameter set selection via SCPARA is disabled, there is no error message if the latter isprogrammed nevertheless.The current parameter set can be scanned by system variable $AA_SCPAR[Axis].Example:...N100 SCPARA[X]=3 ; The 3rd parameter set is selected for axis X....