Section 7 Glossary - ABB Relion REX640 User Manual

2NGA000105 B
Section 7
BIO-Tester Relion® REX640
User Manual
Glossary
BI Binary input
BIO Binary input and output
HMI Human-machine interface
IED Intelligent electronic device
IRF 1. Internal fault
2. Internal relay fault
LCP Liquid crystal polymer
LED Light-emitting diode
LHMI Local human-machine interface
NC Normally closed
NO Normally open
PC 1. Personal computer
2. Polycarbonate
PCM600 Protection and Control IED Manager
PE 1. Polyethylene
2. Protective earth
REX640 Protection and control relay
RoHS Restriction of hazardous substances
RTD Resistance temperature detector
SW Software
TCS Trip-circuit supervision
Section 7
Glossary
39