Broadley Technologies 14 Bedienerhandbuch Seite 42

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Seitenansicht 41
Model 14 Oxygen Analyzer
6.2.2. Slope Calibration in Air with a Chemical Zero
6-5
ZERO CALIB.
CAL
21.2
ppm
25.0 ˚C
OK
EXECUTION
Select
PROGRAMMING
CAL
0
ppm
25.0 ˚C
OK
Enter
1. Programming
ZERO :
Select a chemical zero
Select slope in air
2. Execution
ZERO :
Place the sensor in 99.999% Nitrogen gas.
Press ENTER, the “CAL” message flashes and
indicates the instrument is in calibration mode.
Wait for the current to stabilize
(approximately 1-2 min.) and press OK
to validate the calibration. The oxygen
concentration value flashes for 3 seconds.
The instrument displays zero.
SLOPE :
Enter the atmospheric pressure in mmHg
Enter the value of the ambient temperature
CONC. CALIB.
ZERO CALIB.
ZERO CALIB. SLOPE CALIB.
SLOPE CALIB.
Select
SelectSelect
Select Select
ZERO
SLOPE
PROGRAMMING
TYPE: Chemical
PROGRAMMING
EXECUTION
TYPE: Air
PO: 760.0 mmHg
Tamb.: 20.0 ˚C
EnterEnter
Enter
Enter
CALIBRATION
Select
CONC. CALIB.
TEMP. CALIB.
PARAMETERS
Enter
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