Section 6
1MAC308145-MB E
Glossary
82
RER620
Application Manual
IP address
A set of four numbers between 0 and 255, separated by periods.
Each server connected to the Internet is assigned a unique IP
address that specifies the location for the TCP/IP protocol.
IRIG-B
Inter-Range Instrumentation Group's time code format B
LAN
Local area network
LC
Connector type for glass fiber cable
LCD
Liquid crystal display
LED
Light-emitting diode
LHMI
Local human-machine interface
Modbus
A serial communication protocol developed by the Modicon
company in 1979. Originally used for communication in PLCs and
RTU devices.
MV
Medium voltage
PCM600
Protection and Control Relay Manager
PO
Power output
PT
Potential transformer
RJ-45
Galvanic connector type
RS-232
Serial interface standard
RS-485
Serial link according to EIA standard RS485
SIM
Sensor input module
SMT
Signal monitoring tool
SO
Signal output
TCP/IP
Transmission Control Protocol/Internet Protocol
TCS
Trip-circuit supervision
UPD
Universal power driver
WAN
Wide area network
WHMI
Web human-machine interface
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