Thermo Scientific AquaSensors™ DataStick™ Measurement System User Guide
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When the point has been successfully calibrated, measured values will be based on the new calibration. The rate
of change in reading from the old measured value to the new will be dependent on the sensor filter value that is entered
in the configuration menu.
Exiting the calibration menu will return the user to the measure screen.
ASCII Command to initiate a 1-Point Sample Calibration
Function
Command
Explanation
1-Point Sample
CALS1PS
Initiates a 1-point calibration
All Calibration Commands will respond with “OK” if accepted and “ERROR” if not accepted
The status of the calibration can be reviewed with the CALSTATUS command. When the last number returned is a 1,
the calibration is in process. When the last number returned is a 2, the calibration has been successful. Any other number
indicates a specific failure mode (see appendix).
4 . 5 . 3 . 2
A I R C A L I B R A T I O N
Select AIR from the calibration menu to begin a dissolved oxygen air calibration.
Hold the sensor in the air and wait for temperature and sensor readings to stabilize. Do not allow the sensor membrane
to dry out.
