Teledyne T200, Operation Manual, Page: 263 / 425

Teledyne API
– T200 NO/NO
2
/NO
X
Analyzer Operation Manual Troubleshooting & Service
261
STEP 3:
To cause the analyzer to calculate and record the NO
2

NO converter efficiency, press:
Check the calculated converter
efficiency gain factor.
If the gain factor is NOT greater
than 0.9600, the
NO
2
à NO converter
needs to be replaced.
M-P CAL CONVERTER EFFICIENCY MENU
NO2 CAL SET EXIT
Starting from
CONVERTER EFFICIENCY MENU
(see preceding steps)
M-P CAL CE FACTOR:1000.0 Gain
1. 0 0 0 0 ENTR EXIT
M-P CAL CONVERTER EFFICIENCY MENU
NO2 CAL SET EXIT
SAMPLE NO2 STB=XX.X PPB
<TST TST> SETUP
SAMPLE RANGE=500.0 PPB NOX= XXXX
< TST TST > ENTR SETUP
Set the Display to show
the NOX STB test
function.
This function calculates
the stability of the NO/NO
x
measurement.
Toggle TST> button until ...
Allow NO
2
gas of the proper concetration to enter
the sample port at the rear of the analyzer.
Wait until NOX STB
falls below 0.5 ppb.
This may take several
minutes.
SAMPLE NO2 STB=XX.X PPB
<TST TST> ENTR SETUP
M-P CAL CONVERTER EFICIENCY MENU
NO2 CAL SET EXIT
M-P CAL CE FACTOR=0.9852 Gain
0. 8 8 5 2 ENTR EXIT
Toggle these
buttons to initialize
the converter
efficiency at 1.0000.
The analyzer
calculates the
converter’s
efficiency.
12.7.10.4. EVALUATING NO
2

NO CONVERTER PERFORMANCE
If the converter appears to have performance problems (conversion efficiency is less
than 96%), check the following:
06858E DCN7057