Xylem NiCaVis 705 IQ Operating Manual page 36

Measurement / Operation
Result Sensor
after
check (standard)
Completing the
sensor check or
Zero adjustment
36
If no valid zero adjustment is possible under the current conditions,
you can restore the readiness for measurement by measuring with
an older valid zero adjustment.
To do so, select the
Factory
(factory zero adjustment) or
adjustment).
Then check the measurement results with a
dard)
. Suitable standards (check equipment) for your sensor are
available as accessories (see chapter 6).
Result
Meaning
OK Sensor check (standard)
Error Sensor check (standard)
Possible cause: wrong or expired standard
After a successful sensor check or
follows:
17. Confirm the calibration result with <OK>.
18. Confirm the message,
The display returns to the measured value display. The measured value
flashes because the sensor is still in the maintenance condition.
19. Pour away the ultrapure water or standard solution and remove the
sensor sleeve.
20. Screw in the blind plug or compressed air connector and install the sen-
sor at the measuring site.
Sensor check (standard)
21. After the
Thoroughly rinse the sensor and sensor sleeve with ultrapure water.
22. NiCaVis 705 IQ Switch off the maintenance condition (use <>
to select the sensor, press <OK> and make the setting in the
Options
menu).
23. Switch to the measured value display with <M>. The measured value
stops flashing.
Store the sensor sleeve in a clean environment, e. g. in a plastic
bag, until the next sensor check or
Zero adjustment
setting in the sensor settings
User
successful.
not successful.
Zero adjustment
"After successful cal ..."
:
Zero adjustment
NiCaVis 705 IQ
(last valid user zero
Sensor check (stan
, return to measurement as
with <OK>.
Display/
.
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