Siemens SIMATIC IPC647D Operating Instructions Manual page 200

Abbreviations
Abbreviation Term
MTBF Mean Time Between Failures
MUI Multilanguage User Interface
NA Not Applicable
NAMUR Normenarbeitsgemeinschaft for Mess- und
Regelungstechnik in der chemischen Industrie
(standardization body for instrumentation and
control technology in the chemicals industry)
NC Not Connected
NCQ Native Command Queuing
NEMA National Electrical Manufacturers Association
NMI Non Maskable Interrupt
NTFS New Techniques File System
ODD Optical Disk Drive
OPC OLE for Process Control
PATA Parallel ATA
PC Personal computer
PCI Peripheral Component Interconnect
PCIe Peripheral Component Interconnect express
PCMCIA Personal Computer Memory Card
International Association
PI Protective Earth
PEG PCI Express Graphics
PG Programming device
PIC Programmable Interrupt Controller
POST Power On Self Test
PRTC Protected Real Time Clock
PXE Preboot Execution Environment
RAID Redundant Array of Independent Disks
RAL Restricted Access Location
RAM Random Access Memory
RI Ring Input
ROM Read-Only Memory
RS 485 Reconciliation Sublayer 485
RTC Real Time Clock
RTS Reliable Transfer Service
RxD Receive Data
SAS Serial attached SCSI
SATA Serial Advanced Technology Attachment
SCSI Small Computer System Interface
200
Meaning
Language localization in Windows
Not connected
Automatic re-sorting of the file and disk access, for
increased performance
Syndicate of manufacturers of electrical components in
the USA
Interrupt the processor can not reject
Secure file system for Windows versions (2000, XP, 7)
Standardized interface for industrial processes
High-speed expansion bus
High-speed serial, differential full-duplex PtP interface
with high data rate.
Protective conductor
Programmable interrupt controller
Clock in the management engine MEBx
Software for running new PCs without hard disk data via
the network
Redundant hard disk array
Installation of device in operating facilities with restricted
access - for example, a locked switchgear cabinet
Incoming call
Bi-directional bus system designed for up to 32 nodes.
Real-time clock
Request to send
Data transfer signal
Operating Instructions, 01/2014, A5E32996306-AA
SIMATIC IPC647D