Teledyne T200 Operation Manual page 198

Calibration Procedures
9.4.3.2. ZERO/SPAN POINT CALIBRATION PROCEDURE
Analyzer continues to
cycle through NO
NO, and NO
measurements
throughout this
procedure.
Only appears if the AUTO
range mode is selected.
Press to select the
appropriate range.
Repeat entire procedure for
Only appears if the AUTO
range mode is selected.
Press to select the
appropriate range.
Repeat entire procedure for
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
Section 11 for
troubleshooting tips.
Note
196
Teledyne API – T200 NO/NO
SAMPLE
<TST TST>
,
x
2
SAMPLE
< TST TST >
Allow zero gas to enter the sample port
SAMPLE
<TST TST> CAL
SAMPLE
LOW HIGH
M-P CAL NOX STB= XXX.X PPB
each range.
<TST TST>
M-P CAL
<TST TST>
Allow span gas to enter the sample port
SAMPLE
<TST TST> CAL CALZ
SAMPLE
LOW HIGH
M-P CAL NOX STB= XXX.X PPB
each range.
<TST TST> ZERO
M-P CAL
<TST TST>
M-P CAL
<TST TST> ENTR
If the ZERO or SPAN buttons are not displayed, the measurement made during is
out of the allowable range allowed for a reliable calibration. See Section 12 for
troubleshooting tips.
RANGE=500.0 PPB NOX= XXXX
CAL CALZ CALS SETUP
Toggle TST> button until ...
NOX STB= XXX.X PPB NOX=XXX.X
CAL SETUP
at the rear of the analyzer.
RANGE=500.0 PPB NOX= XXXX
CALZ CALS SETUP
RANGE TO CAL:LOW
ENTR EXIT
NOX=XXX.X
ZERO CONC EXIT
NOX STB= XXX.X PPB NOX=X.XXX
ENTR CONC EXIT
at the rear of the analyzer.
RANGE=500.0 PPB NOX= XXXX
CALS SETUP
RANGE TO CAL:LOW
ENTR EXIT
NOX=X.XXX
SPAN CONC EXIT
NOX STB= XXX.X PPB NOX=X.XXX
ENTR CONC EXIT
NOX STB= XXX.X PPB NOX=X.XXX
CONC EXIT
/NO Analyzer Operation Manual
2 X
Set the Display to show
the NOX STB test
function.
This function calculates
the stability of the NO/NO
x
measurement
Wait until NOX STB
falls below 0.5 PPB.
This may take several
minutes.
Press ENTR to changes
the OFFSET & SLOPE
values for both the NO
and NO measurements.
x
Press EXIT to leave the
calibration unchanged and
return to the previous
menu.
Wait until NOX STB
falls below 0.5 PPB.
This may take several
minutes.
Press ENTR to changes
the OFFSET & SLOPE
values for both the NO
and NO measurements.
x
Press EXIT to leave the
calibration unchanged and
return to the previous
menu.
EXIT at this point
returns to the
SAMPLE menu.
06858E DCN7057