Section 9 Glossary
CT Current transformer
EMC Electromagnetic compatibility
HW Hardware
IEC International Electrotechnical Commission
IED Intelligent electronic device
LCD Liquid crystal display
LCP Liquid crystal polymer
LED Light-emitting diode
LHMI Local human-machine interface
PA Polyamide
PBT Polybutylene terephthalate
PC 1. Personal computer
2. Polycarbonate
RoHS Restriction of the use of certain hazardous substances in electrical
and electronic equipment
RTD Resistance temperature detector
SW Software
VT Voltage transformer
1MRS757641 E Section 9
Glossary
620 series 61
Installation Manual