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10 Calibrating an ammonia sensor
68
10.2.2 Ways to start the calibration
Select the input to which the sensor is connected.
If Calibration level is not released
Press the
key for longer than 3 seconds/ADMINISTR. LEVEL/PASSWORD/
CALIBR. LEVEL/OPTIONAL INPUT.
If Calibration level is released
Press the
and
keys simultaneously/OPTION INPUT.
If Calibration level is released
Press the
key for longer than 3 seconds/CALIBR. LEVEL/OPTION INPUT.
10.3 Zero point (1-point) calibration
The transmitter is in "Measuring mode".
✱
Immerse the combination electrode in a solution without ammonia.
✱
Make preparations, see "Requirements", page 67.
✱
Start calibration, see "Ways to start the calibration", page 68.
✱
✱
Start the zero point calibration with the
key.
PGM
PGM
PGM
PGM
Now the source of temperature acquisition can be selected (manually, or using
the temperature input of the basic board, or the temperature input via the
optional board). This source will be active for the duration of the calibration.
An example follows: Manual temperature entry:
Summary of Contents for dTRANS pH 02
Page 66: ...9 Calibrating a redox measurement chain 66...
Page 89: ...89 12 Calibration logbook Next most recent successful calibration Briefly press the key...
Page 100: ...14 Setup program 100 Export data for processing in an external program...
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