Glossary; Section 5 Glossary - ABB 615 Series ANSI Manual

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Section 5
615/620 series ANSI
Communication Protocol Manual

Glossary

615/620 series Series of numerical IEDs for basic, inexpensive and simple
protection and supervision applications of utility substations, and
industrial switchgear and equipment
ACD Start/pickup status
ACT Application Configuration Tool in PCM600; Trip status
ANSI American National Standards Institute
ASCII American Standard Code for Information Interchange
CmdState Command state
CPU Central processing unit
CT Current transformer
DNP3 A distributed network protocol originally developed by Westronic.
The DNP3 Users Group has the ownership of the protocol and
assumes responsibility for its evolution.
DPC Double point control
DPS Double point status
DS Data set
EMC Electromagnetic compatibility
Ethernet A standard for connecting a family of frame-based computer
networking technologies into a LAN
HMI Human-machine interface
HW Hardware
IEC 61850 International standard for substation communication and
modelling
IED Intelligent electronic device
INS/INC Integer status
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.
LED Light-emitting diode
LHMI Local human-machine interface
LSB Least significant bit
Section 5
Glossary
51