ABB S800 I/O Manual page 89

Section 3 Run-time Operation
Field device status includes both fault conditions and abnormal operation modes or
conditions and does not necessarily mean a faulty device.
•
•
•
3BSE027630-600 B
Communication Error
Case Communication error can be of the following types:
– Parity error
– Overrun error
– Framing error
– Check sum error
– RX buffer overflow
– Undefined
Command response
Case Command response can show the following:
– No command-specific error
– Invalid selection
– Passed parameter too large
– Passed parameter too small
– Too few data bytes received
– Device-specific command error
– In write-protect mode
– Access restricted
– Device is busy
– Command not implemented
Field device status
Case Field device status can show the following:
– Field device malfunction
– Configuration changed
– Cold start
AI895
89