Sensor Verification; Barometric Pressure Calibration; Calibration Reports - Hach ORBISPHERE G1100 User Manual

7.3 Sensor verification

7.4 Barometric pressure calibration

7.5 Calibration reports

Once a calibration is completed (for a gas or pressure sensor) successfully, the calibration
report is updated with the new details. The calibration report contains data for the last 10
calibrations. The example illustrated below is for a gas sensor calibration. For full details on the
data displayed for all calibration reports. Refer to
Barometric sensor calibration report example on page
Similar to the calibration procedure, but for verification of the
actual calibration values. The results of the measurements
made during the verification are not stored and the actual
calibration data is not modified.
Note: The barometric sensor has been factory calibrated but should
be periodically verified with a precision certified barometer. This is
only necessary if measuring in gas phase with fraction units (%,
ppm).
The upper box shows the barometric pressure as measured
by the instrument.
Using a precision certified barometer, measure barometric
pressure in the location where the measuring instrument is
used. Compare the values, if values are the same press
cancel, otherwise enter the new barometric value in the lower
box and validate the new setting.
Once the calibration is completed a calibration report is
generated.
Gas sensor calibration report example
76.
Each calibration record will contain parameters useful for
traceability. For instance, it will contain:
the date and time
•
the calibration mode (zero or high level)
•
the calibration type (manual or automatic)
•
the operator name and ID
•
all the measurements which influence the calibration
•
Calibration Menu
and
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