A
08/2005 Appendix
Abbreviations
♥ Siemens AG, 2005. All rights reserved
SINUMERIK 840D sl Operation/Programming ShopTurn (BAT) – 08/2005 Edition A-431
NCK
Numerical Control Kernel
A component of the NC control that processes the programs and
essentially coordinates the movement processes for the tool machine.
OP
Operator Panel
PC
Personal Computer
PCU
Personal Computer Unit
Component of NC control allowing communication between operator
and machine.
PLC
Programmable Logic Control
Component of NC control for processing machine tool control logic
PRT
Program Test
REF
Approaching a reference point
REPOS
Repositioning
ROV
Rapid Override
S
Spindle speed
SBL
Single Block
SI
Safety Integrated
SKP
SKiP: Skip block
SPF
Sub Program File
SW
Software
T
Tool
TMZ
Tool Magazine Zero
V
Cutting rate
WCS
Workpiece Coordinate System
WO
Work offset
Work (WCS)
Workpiece coordinate system
WPD
Workpiece Directory