ABB RELION REX640 Operation Manual page 137

1MRS759118 A
REX640
Operation Manual
Modbus RTU Link mode using 8-bit binary characters
NCC Network control center
PC 1. Personal computer
2. Polycarbonate
PCL Product connectivity level
PCM600 Protection and Control IED Manager
PTP Precision Time Protocol
RAM Random access memory
RJ-45 Galvanic connector type
RoHS Restriction of hazardous substances
ROM Read-only memory
RTC Real-time clock
RTD Resistance temperature detector
SCL XML-based substation description configuration
language defined by IEC 61850
SDM600 A software solution for automatic management of
service and cyber security relevant data across
substations
Single-line diagram Simplified notation for representing a three-phase
power system. Instead of representing each of three
phases with a separate line or terminal, only one
conductor is represented.
SMV Sampled measured values
SNTP Simple Network Time Protocol
STP Shielded twisted-pair
SW Software
TCP Transmission Control Protocol
TCP/IP Transmission Control Protocol/Internet Protocol
UDP User datagram protocol
USB Universal serial bus
VT Voltage transformer
WAN Wide area network
WHMI Web human-machine interface
XRIO eXtended Relay Interface by OMICRON
Section 8
Glossary
131