Section 17 Glossary
M14893-1 v16
AC Alternating current
ACC Actual channel
ACT Application configuration tool within PCM600
A/D converter Analog-to-digital converter
ADBS Amplitude deadband supervision
ADM Analog digital conversion module, with time
synchronization
AI Analog input
ANSI American National Standards Institute
AR Autoreclosing
ASCT Auxiliary summation current transformer
ASD Adaptive signal detection
ASDU Application service data unit
AWG American Wire Gauge standard
BBP Busbar protection
BFOC/2,5 Bayonet fibre optic connector
BFP Breaker failure protection
BI Binary input
BIM Binary input module
BOM Binary output module
BOS Binary outputs status
BR External bistable relay
BS British Standards
BSR Binary signal transfer function, receiver blocks
BST Binary signal transfer function, transmit blocks
C37.94 IEEE/ANSI protocol used when sending binary signals
between IEDs
CAN Controller Area Network. ISO standard (ISO 11898) for
serial communication
CB Circuit breaker
CBM Combined backplane module
1MRK 511 423-UEN A Section 17
Glossary
Bay control REC650 2.2 IEC 303
Application manual