8 Troubleshoong
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8.4 Diagnosc messages table
Important: The messages are listed in descending order of priority. Example: If
both NO OPTICAL IMAGE and TEMP MEASUREMENT FAULT are activated, only NO OPTICAL
IMAGE will be shown. The wash related messages have priority only during the wash
cycle (preconditioning–wash–recovery).
When a relay is conigured with FUNCTION INSTRUMENT OK (see Section 6.3.1), it is
closed when there’s no equipment malfunction i.e. instrument is ok.
Certain malfunctions cause the mA measurement to return to the mA default output
value (Section 6.3.3), see the table below.
Returns to default mA
Message
Section Instrument ok Conc Temp
SHORT-CIRCUIT 8.1.6 X X
NO SIGNAL 8.1.5 X X
OUTSIDE LIGHT ERROR 8.2.1
NO OPTICAL IMAGE 8.2.2 X
TEMP MEASUREMENT FAULT 8.2.7 X X
PRECONDITIONING 8.3 X
WASH 8.3 X
RECOVERING 8.3 X
HIGH SENSOR HUMIDITY 8.1.7
HIGH SENSOR TEMP 8.1.8
HIGH TRANSMITTER TEMP 8.1.9
LOW TRANSMITTER VOLT 8.1.10
EXTERNAL WASH STOP 8.3.5 X
LOW TEMP WASH STOP 8.3.6 X
NO SAMPLE/WASH STOP 8.3.7 X
EXTERNAL HOLD 8.3.1 X
NO SAMPLE 8.2.6 X X
PRISM COATED 8.2.3 X X
OUTSIDE LIGHT TO PRISM 8.2.4 X
LOW IMAGE QUALITY 8.2.5 X
PRISM WASH FAILURE 8.3.4 X
PRISM WASH WARNING 8.3.3 X
NO SENSOR 8.1.4 X X
NORMAL OPERATION X