Siemens SINUMERIK 840D sl Commissioning Manual page 382

Appendix
A.1 Abbreviations
MD
MDI
MM
MCP
NC
PIO
PII
PCU
PELV
PG
PLC
PM
PUD
RAM
REF POINT
REPOS
SD
SLM
SMC
SME
TEACH IN
TCU
USB
XML
382
Machine Data
MDI mode (Manual Data Automatic): Enter program blocks manually and execute
Motor Module
Machine Control Panel
Numerical Control: Numerical control
Process Image Output
Process Image Input
PC Unit: computer unit
Protective Extra Low Voltage
Programming device
Programmable Logic Control: (component of the CNC)
Power Module
Program global User Data
Random Access Memory: Program memory that can be read and written
Function for approaching the reference point in JOG mode.
Function for repositioning in JOG mode
Setting Data
Smart Line Module
Sensor Module Cabinet Mounted
Sensor Module Externally Mounted
Function for creating programs in interactive mode with the machine in MDI and
AUTO modes
Thin Client Unit
Universal Serial Bus
Extensible Markup Language
CNC Commissioning: NC, PLC, Drive
Commissioning Manual, 12/2019, A5E48312804B AA