Analytical Industries GPR-2600 Series Oxygen Analyzer - Manual (Page 41)

Advanced Instruments Inc.
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The following display appears:
Sample
020.90 %
Press UP or DOWN keys to change values
Select ENTER to save, ESC to return
Auto Range 0 to 1 %
85⁰F 100Kpa 12/31/07 12:00:00
Press the ENTER key to move the cursor (underscore) to the right to the digit to be changed.
Press the UP or DOWN key until the desired number appears in digit field.
Repeat as necessary to enter the numerical span value.
Press the ENTER key to accept and save the span gas value.
The system then initiates the SPAN CALIBRATION function and the following menu appears:
CALIBRATION
IN PROGRESS . . .
SPAN VALUE ACTUAL O2 VALUE
After the oxygen reading has stabilized, press ENTER to complete the Span Calibration.
If the oxygen reading is outside +50% of the span gas value, the system displays the message “CALIBRATION FAILED” and
returns to the “Sample” mode.
CALIBRATION
FAILED