Siemens SIMATIC IPC677E Operating Instructions Manual page 153

Abbreviation
RAID
RAM
RI
ROM
RS 485
SATA
SELV
SMART
SNMP
SSD
SW
TxD
UL
USB
VCC
VDE
VGA
VT-D
WD
SIMATIC IPC677E
Operating Instructions, 04/2019, A5E45117996-AA
Term
Redundant Array of Independent Disks
Random Access Memory
Ring Input
Read-Only Memory
Reconciliation Sublayer 485
Serial Advanced Technology Attachment
Safety Extra Low Voltage
Self Monitoring Analysis and Reporting
Technology
Simple Network Management Protocol
Solid State Drive
Software
Transmit Data
Underwriters Laboratories Inc.
Universal Serial Bus
Verein deutscher Elektrotechniker (Union
of German Electrical Engineers)
Video Graphics Array
Virtualization Technology for Directed I/O
Watchdog
Meaning
Redundant hard disk array
Incoming call
Bi-directional bus system designed for up to 32
nodes
Safety extra low voltage
Hard disk error diagnostics program
Network protocol
Data transfer signal
US organization for tests and certifications ac-
cording to own or binational standards (with CSA
/ Canada) standards.
Positive supply voltage of integrated circuits
Video adapter which meets industrial standard
Enables the direct assignment of a device (e.g.
network adapter) to a virtual device.
Program monitoring with error detection and
alarming.
List of abbreviations
D.1 Abbreviations
153