ABB REO 517 Applications Manual page 61

Multi-function terminals for railway application
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Self supervision (INT)
Power supply fault
Power supply
Watchdog
I/O nodes
TX overflow
Master resp.
Supply fault
ReBoot I/O
Checksum fault
A/D conv.
Main CPU
Supply fault
Parameter check
I/O nodes = BIM, BOM, IOM
PSM, MIM or DCM
DSP = Digital Signal Processor
xxxx = Inverted signal
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Fault
module
Fault
Fault
module
Fault
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INTERNAL
FAIL
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51

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