7SJ61/62/63 6MD63 - Modbus
C53000-L1840-C001-01
8-1
8 Glossary
Glossary
AME
Universal asynchronous communication module with (electrical) isolated RS485
interface for the SIPROTEC devices from Siemens.
AMO
Universal
a
synchronous communication
m
odule with fibre-
o
ptical interface for
the SIPROTEC devices from Siemens.
AR
Automatic Recloser
CFC
C
ontinuous
F
unction
C
hart
CRC
Cyclical Redundancy Check
DC
Double Command
DIGSI
Parameterization system for SIPROTEC devices
DP
D
ouble-
p
oint Indication
Input data/
input direction
Data from the Modbus slave to the Modbus master.
LRC
Longitudinal Redundancy Check
LSB
Least Significant Byte
Mapping
Allocation of the SIPROTEC data objects to the positions in the Modbus register
map.
MSB
Most Significant Byte
Output data/
output direction
Data from the Modbus
master to the
Modbus
slave
.
SC
Single Command
SP
S
ingle-
p
oint Indication