Section 23
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 506 375-UEN A
Section 23
Glossary
Railway application RER670 2.2 IEC
489
Application manual
Summary of Contents for RELION RER670
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