Hach-Lange EVITA OXY User Manual - Manual (Page 42)

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The EVITA ® OXY has an advanced self-diagnostic
system. If there is an error or a warning, a fl ashing
bell is displayed. To view the pending error
information, press the key in the operator menu
– see below.
The USC and the transmitter each has an ‘event log’
that stores past errors, information and warnings.
Fig. 50
Troubleshooting
Error system
Operator menu
To access the USC event log, see fi g. 49, p. 38. To
see the transmitter event log, see fi g. 44, p. 35.