Siemens sinumerik 828d Service Manual page 214

Appendix
B.1 List of abbreviations
Abbreviation Meaning
LED Light Emitting Diode
LUD Local User Data
MAIN Main program
MB Megabyte
MCP Machine Control Panel
MCS Machine Coordinate System
MD Machine data
MDA "Manual Data Automatic" operating mode
MLFB Machine-Readable Product Code
MPF Main Program File
MPI Multi Point Interface
NCK Numerical Control Kernel
NCU Numerical Control Unit
OEM Original Equipment Manufacturer
OPI Operator Panel Interface
PCU Programmable Control Unit
PG Programming device
PI Program Instance
PLC Programmable Logic Control
POU Program organization unit
PPU Panel Processing Unit
PZD Process data for drives
QEC Quadrant Error Compensation
REF POINT "Reference point approach" in JOG mode
REPOS "Repositioning" in JOG mode
RPA R-Parameter Active
RTC Real Time Clock
SBL Single Block
SBR Subroutine
SD Setting Data
SDB System Data Block
SEA Setting Data Active
SK Softkey
SLM Smart Line Module
SPF Subprogram file
SRAM Static Random Access Memory
SW Software
TEA Testing Data Active
TM Tool Management
TMMG Tool Magazine Management
TO Tool Offset
214
Explanation
Main program (OB1, PLC)
Manual input
Main program (NC part program)
NCK hardware unit
in the PLC user program
Panel-based control
Memory area on the NCK for R parameter
numbers
Subroutine (PLC)
Identifier (file type) for setting data
Subprogram (NC)
Static memory block
Identifier for machine data
Service Manual, 03/2011, 6FC5397-5DP40-0BA0
Hardware and Software