User guide

EPA Protocol Calibration Model 6200T Total Sulfur Analyzer
220 Teledyne Analytical Instruments
Wait until
STABIL falls
below 0.5 ppb.
This may take
several minutes.
SAMPLE STABIL=X.XXX PPB SO2 =XXX.X
< TST TST > CAL CALZ CALS SETUP
Record the SO
2
reading as
displayed on the
instrument’s front
panel
ACTION:
Allow calibration gas diluted to proper concentration for
Midpoint N to enter the sample port
SAMPLE RANGE = 500.000 PPB SO2 =XXX.X
< TST TST > CAL SETUP
SAMPLE STABIL=X.XXX PPB SO2 =XXX.X
< TST TST > CAL SETUP
Set the Display to show the
STABIL test function.
This function calculates the
stability of the SO
2
measurement
SPAN CAL M RANGE = 500.0 PPB SO
2
XXX.X
< TST TST > ZERO SPAN CONC EXIT
ACTION:
Allow Calibration Gas diluted to
proper concentration for
Midpoint N+1 to enter the sample
port
Press EXIT to
Return to the
Main SAMPLE
Display
Figure 10-1: Dynamic Multipoint Span Calibration
10.6. Special Calibration Requirements for Dual Range or Auto
Range
If Dual Range or Auto Range is selected, then calibration for Range1 and Range2
should be performed separately.
For zero and span point calibration, follow the procedure described in Section 9.2.
Repeat the procedure for both the HIGH and LOW Ranges.
10.7. References
1. Environmental Protection Agency, Title 40, Code of Federal Regulations, Part 50,
Appendix A, Section 10.3.