ABB REL 551 2.3 Series Installation And Comissioning Manual page 72




66
Entering settings
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If the terminal is connected to a monitoring or control system via the rear SPA/IEC port,
the SPA/IEC port has to be set either for SPA or IEC use.
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When using the IEC protocol, the rear SPA/IEC port must be set for IEC use.
The SPA/IEC port is located at terminal X13 on the rear side of the terminal. Only op-
tical fibres, plastic fibres with connector of type HFBR or glass fibres with connectors
of type ST can be used.
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The operation of the rear SPA/IEC port can be found on the local
HMI at:
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Now the SPA/IEC port operates as a SPA port.
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The slave number and baud rate can be found on the local HMI at:
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Set the same slave number and baud rate as set in the SMS system
for the terminal.
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When using the IEC protocol, the rear SPA/IEC port must be set for IEC use.
The SPA/IEC port is located at terminal X13 on the rear side of the terminal. Only op-
tical fibres, plastic fibres with connector of type HFBR or glass fibres with connectors
of type ST can be used.
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