Co2 Zero/Span Calibration - Teledyne T300 Operation Manual

Calibration Procedures

9.7.2.4. CO2 ZERO/SPAN CALIBRATION

Press CO2: ENTR to
initiate zero point
calibration of the
CO2 sensor.
Press CO2: ENTR to
initiate span point
calibration of the
O2 sensor.
The SPAN button now
appears during the transition
from zero to span.
You may see both buttons.
If either the ZERO or SPAN
buttons fail to appear see the
chapter on Troubleshooting
for tips.
230
To perform the zero/span calibration procedure:
SAMPLE
< TST TST >
Toggle TST> button until ...
SAMPLE
< TST TST >
Allow zero gas to enter the sample port
at the rear of the analyzer.
SAMPLE
< TST TST >
SAMPLE
CO CO2
M-P CAL
<TST TST>
M-P CAL
<TST TST> ENTR
Allow span gas to enter the sample port
at the rear of the analyzer.
SAMPLE
< TST TST >
SAMPLE
CO CO2
M-P CAL
<TST TST> ZERO
M-P CAL
<TST TST> ENTR
M-P CAL
<TST TST> ENTR
Teledyne API – Model T300/T300M CO Analyzer
RANGE=50.0 PPM CO= XX.XX
CAL SETUP
CO2 STB=X.XX % O=XX.XX
CAL SETUP
CO2 STB=X.XX % CO=XX.XX
CAL SETUP
GAS TO CAL:CO2
O2 ENTR EXIT
CO2 STB=X.XX % O=XX.XX
ZERO CONC EXIT
CO2 STB=X.XX % CO=XX.XX
CONC EXIT
CO2 STB=X.XX CO=XX.XX
CAL SETUP
GAS TO CAL:CO2
O2 ENTR EXIT
CO2 STB=X.XX % CO=XX.XX
SPAN CONC EXIT
CO2 STB=X.XX % CO=XX.XX
CONC EXIT
CO2 STB=X.XX % CO=XX.XX
CONC EXIT
Set the Display to show
the CO2 STB test
function.
This function calculates
the stability of the CO
measurement.
Wait until CO2 STB
falls below 0.01%.
This may take several
minutes.
Press ENTR to change
the OFFSET & SLOPE
values for the O
2
measurement.
Press EXIT to leave the
calibration unchanged and
return to the previous
menu.
Wait until CO2 STB
falls below 0.01%
This may take several
minutes.
Press ENTR to changes
the OFFSET & SLOPE
values for the CO
2
measurement.
Press EXIT to leave the
calibration unchanged and
return to the previous
menu.
EXIT at this point
returns to the
SAMPLE menu.
06864B DCN6314