Analytical-industries GPR-1100 ATEX Portable Trace PPM Oxygen Analyzer Manuel d'utilisateur télécharger pdf (Page 17)

For example, if the analyzer is reading 1% on the 0-10% range and an upset occurs, the display will shift to the 0-

25% range when the oxygen reading exceeds 9.9%. Conversely, once the upset condition is corrected, the display

will shift back to the 0-10% range when the oxygen reading drops to 8.5%.

Procedure - Manual Sampling:

1. Access the MAIN MENU by pressing the MENU key.

2. Advance the reverse shade cursor to highlight MANUAL SAMPLE.

3. Press the ENTER key to select the highlighted menu option.

4. The following displays appears:

MAIN MENU

AUTO SAMPLE

MANUAL SAMPLE

SPAN CALIBRATE

ZERO CALIBRATE

DEFAULT SPAN

DEFAULT ZERO

>>>

MANUAL RANGE

25%

1000 PPM

100 PPM

10 PPM

5. Advance the reverse shade cursor to highlight the desired RANGE.

6. Press the ENTER key to select the highlighted menu option.

7. The following display(s) appear depending on the range selected and oxygen concentration of the sample gas:

00.00 PPM

MANUAL SAMPLING

10 PPM RANGE

24.5 C

00.00 PPM

OVERRANGE

AUTO SAMPLING

10 PPM RANGE

24.5 C

000.0 PPM

MANUAL SAMPLING

100 PPM RANGE

24.5 C

000.0 PPM

OVERRANGE

AUTO SAMPLING

100 PPM RANGE

24.5 C

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Analytical-industries GPR-1100 ATEX Portable Trace PPM Oxygen Analyzer Manuel d'utilisateur Page 17