Abbrevia‐
tion
Term Meaning
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 ac‐
cess, for example, a locked switchgear cabinet
RAM Random Access Memory RAM
ROM Read-Only Memory -
RTS Reliable Transfer Service Request to send
RxD Receive Data Data transfer signal
SDRAM Synchronous DRAM -
SELV Safety Extra Low Voltage Safety extra low voltage
SRAM Static Random Access Memory Static RAM
SVP Serial No. of the device -
SW Software -
TFT Thin-Film-Transistor Type of LCD flat-screen
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
USB Universal Serial Bus -
UPS Uninterruptible power supply -
VCC - Positive supply voltage of integrated circuits
VDE Verein deutscher Elektrotechniker (Union of
German Electrical Engineers)
-
VGA Video Graphics Array Video adapter which meets industrial standard
WD Watchdog Program monitoring with error detection and alarming.
List of abbreviations
C.1 Commissioning Manual, Abbreviations
SIMOTION P320-4 E / P320-4 S
214 Commissioning and Hardware Installation Manual, 11/2016