Step four – Teledyne 9110TH - Nitrogen Oxides Analyzer User Manual
Page 192

Model 9110TH NOx Analyzer
Calibration Procedures
Teledyne Analytical Instruments
172
STEP FOUR:
Perform the converter efficiency calculation procedure:
SAM PLE
NO 2 STB= XXX.X PPM
NO X =XXX.X
< TST TST >
CAL
SETU P
SAM PLE
G AS TO CAL:NO X
NO X
O 2
ENTR
EXIT
M -P C AL STB = XXX.X PPM O X =X.XXX
C O NC
EXIT
SAM PLE
RANG E TO CAL:LO W
LO W
HIG H
ENTR
EXIT
M -P C AL
CO N CENTRATIO N M EN U
N O X
NO
C O NV
EXIT
M -P C AL
C E FACTO R :1.000 G ain
1
.0
0
0
0
ENTR
EXIT
Press EXIT 3 tim es
top return to the
SAM PLE display
M -P C AL
C O NVER TER EFFICIEN CY M ENU
NO 2
C AL
SET
EXIT
SAM PLE A 1:NXCNC 1=100PPM NO X =XXX.X
< TST
TST >
CAL SETU P
Set the D isplay to show
the N O 2 STB test
function.
This function calculates
the stability of the
m easurem ent
Toggle TST> button until ...
Allow NO
2
to enter the sam ple port
at the rear of the analyzer.
W ait until NO 2 STB
falls below 0.5 ppm
and the ENTR button
appears.
This m ay take several
m inutes.
SAM PLE
NO X STB= XXX.X PPM
N O X =XXX.X
< TST TST >
ENTR
SETU P
M -P C AL
C O NVER TER EFFICIEN CY M ENU
NO 2
C AL
SET
EXIT
M -P C AL
C E FACTO R :1.012 G ain
1
.0
0
1
2
ENTR
EXIT
W hen ENTR is
pressed, the ratio of
observed NO
2
concentration to
expected NO
2
concentration is
calculated and
stored.
M -P C AL
C O NVER TER EFFICIEN CY M ENU
NO 2
C AL
SET
EXIT