RAM Random access memory
RJ-45 Galvanic connector type.
RoHS Restriction of the use of certain Hazardous Substances
in electrical and electronic equipment.
ROM Read-only memory
RS-232 Serial interface standard.
RS-485 Serial link according to EIA standard RS485.
RTC Real Time Clock
RTU Remote Terminal Unit
SCADA Supervision, control and data acquisition
SCL Substation Configuration Language
SMT Signal Matrix Tool
SNTP Simple Network Time Protocol
SO Signal output
STP Shielded Twisted-Pair
SVG Scalable Vector Graphics
SW Software
TCP/IP Transmission Control Protocol / Internet Protocol
TCS Trip-circuit supervision
UTC Coordinated Universal Time
VT Voltage transformer
WAN Wide area network
WHMI Web Human-Machine Interface
Section 9
Glossary
RED615 105
Operation Manual