Section 15 GlossaryAbout this chapterThis chapter contains a glossary with terms, acronyms and abbreviations used inABB technical documentation.AC Alternating currentACT Application configuration tool within PCM600A/D converter Analog-to-digital converterADBS Amplitude deadband supervisionADM Analog digital conversion module, with time synchronizationAI Analog inputANSI American National Standards InstituteAR AutoreclosingArgNegRes Setting parameter/ZD/ArgDir Setting parameter/ZD/ASCT Auxiliary summation current transformerASD Adaptive signal detectionAWG American Wire Gauge standardBBP Busbar protectionBFP Breaker failure protectionBI Binary inputBIM Binary input moduleBOM Binary output moduleBOS Binary outputs statusBR External bistable relayBS British StandardsBSR Binary signal transfer function, receiver blocksBST Binary signal transfer function, transmit blocksC37.94 IEEE/ANSI protocol used when sending binary signalsbetween IEDsCAN Controller Area Network. ISO standard (ISO 11898) forserial communicationCB Circuit breaker1MRK504114-UEN E Section 15Glossary113Operator's manual