Emerson Rosemount 928 Reference Manual page 131

Reference Manual
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5.2.4 Device diagnostic LCD display screens
The following screens display the device diagnostics depending on the state of the device
and appear after the Diagnostic button screen sequence.
Rosemount 928
Network Negotiating: The NIM is joining the network. The chevron bar graph
displays 50 percent.
Network Connecting: The NIM has joined the network, but is not yet able to
send data. The chevron bar graph displays 50 percent.
Network Limited Operation: The NIM has joined the network and is
operational, but with limited bandwidth for sending periodic data. The
chevron bar graph displays 75 percent.
Network OK: The device has joined a network and has been fully configured
and has multiple parents. The chevron bar graph displays 100 percent.
Electronics Failure: There is a critical error which may prevent the DIM (feature
board) from operating correctly. Check additional status screens for more
information about the failure source.
Electronics Warning: There is a warning that needs to be addressed, but
should not affect device output. Check additional status screens for more
information about the warning source.
Supply Failure: The terminal voltage has dropped below the minimum level for
safe operation. Variable readings, writing to non-volatile memory, and
SUPLY database storage may be susceptible to failure.
FAILUR
Operation and maintenance
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