SPA and IEC cannot run at the same time and in this submenu one of the options is
chosen.
Settings/General settings/Communication/SLM configuration/Rear optical
SPA-IEC port/SPA
When SPA is chosen the baud rate and slave address are set here.
Settings/General settings/Communication/SLM configuration/Rear optical
SPA-IEC port/IEC60870–5–103
When IEC 60870–5–103 is used the settings
Slave address, Baud rate, RevPolarity
and CycMeasRepTime
are done here.
9.2.2.4
LDCM
Settings/General settings/Communication/LDCM configuration
Four identical sets of settings for Remote Binary Communication (CRB) and four for
Remote Multi Communication (CRM). The multi communication block can send
both binary and analog data whereas the binary can only send binary data.
Each instance of CRB has seven settable parameters where the channel mode can be
set on or off, terminal numbers can be entered, synchronization can be set to master
or slave and opto power can be set high or low.
Each instance of CRM has 17 settable parameters. These include those above and
others such as transmission delay and transmission current.
9.2.2.5
Station communication
Multicommand send
Settings/General settings/Communication/Station communication/
MulticommandSend
The up to ten instances of
MulticommandSend
settings allow the user to adjust the
maximum and minimum cycle time.
Multicommand receive
Settings/General settings/Communication/Station communicationj/
Multicommand receive
The up to 60 instances of
MulticommandReceive
settings available here allow the
user to adjust the maximum and minimum cycle time, the pulse duration and mode
of operation. The mode of operation is either steady or pulsed.
Settings/General Settings/Communication/Station communication/IEC61850–
8–1
Section 9
Read and change settings
RET 670
Operator's manual
1MRK504049-UEN rev. D
37
