Siemens SIMOTION P320-3, Manual

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List of abbreviations
SIMOTION P320-3 and Panel Fronts
146
Manual, 02/2012
Abbreviatio
n Term Meaning
LCD Liquid Crystal Display Liquid crystal display
LED Light Emmitting Diode Light emitting diode
LVDS Low Voltage Differential Signaling
MTBF Mean Time Between Failure
MUI Multilanguage User Interface Language localization in Windows
NC Not Connected Not connected
OPC OLE for Process Control Standardized interface for industrial processes
PC Personal Computer
PCI Peripheral Component Interconnect High-speed expansion bus
PE Protective Earth Protective conductor
PG Programming device
POST Power On Self Test
RAL Restricted Access Location Installation of device in operating facilities with restricted
access, for example, a locked switchgear cabinet
RAM Random Access Memory
RI Ring Input Incoming call
ROM Read-Only Memory
RT Runtimesystem
RTS Reliable Transfer Service Request to send
RxD Receive Data Data transfer signal
SCOUT SIMOTION Controlling with Optimized
Usability Toolbox
Engineering System of the SIMOTION product family
SDRAM Synchronous DRAM
SELV Safety Extra Low Voltage Safety extra low voltage
SLC Second Level Cache
SO-DIMM Small Outline Dual Inline Memory Module
SRAM Static Random Access Memory Static RAM
SW Software
TFT Thin-Film-Transistor Type of LCD flat-screen
TIA Totally Integrated Automation
TxD Transmit Data Data transfer signal
UL Underwriters Laboratories Inc. US organization for tests and certifications according to own
or binational standards (with CSA / Canada) standards
UMA Unified Memory Architecture Video memory
UMDF User Mode Driver Framework
USB Universal Serial Bus
UPS Uninterruptible power supply (UPS)
VCC Positive supply voltage of integrated circuits
VGA Video Graphics Array Video adapter which meets industrial standard
WD Watchdog Program monitoring with error detection and alarming.