ABB relion REF615 Applications Manual page 400

Section 6
Glossary
394
I/O Input/output
IEC International Electrotechnical Commission
IEC 60870-5-103 1. Communication standard for protective equipment
2. A serial master/slave protocol for point-to-point
communication
IEC 61850 International standard for substation communication
and modeling
IEC 61850-8-1 A communication protocol based on the IEC 61850
standard series
IEC 61850-9-2 A communication protocol based on the IEC 61850
standard series
IEC 61850-9-2 LE Lite Edition of IEC 61850-9-2 offering process bus
interface
IED Intelligent electronic device (protection and control
relay)
IEEE 1588 v2 Standard for a Precision Clock Synchronization
Protocol for networked measurement and control
systems
IEEE 1686 Standard for Substation Intelligent Electronic Devices'
(IEDs') Cyber Security Capabilities
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, IEC 61754-20
LCD Liquid crystal display
LE Light Edition
LED Light-emitting diode
LHMI Local human-machine interface
MAC Media access control
MCB Miniature circuit breaker
MMS 1. Manufacturing message specification
2. Metering management system
Modbus A serial communication protocol developed by the
Modicon company in 1979. Originally used for
communication in PLCs and RTU devices.
1MRS756378 S
REF615
Application Manual