Teledyne 9110T - Nitrogen Oxides Analyzer - Manual (Page 72)

Model 9110T NOx Analyzer Getting Started
Teledyne Analytical Instruments 72
Zero/Span Open to ZERO AIR inlet 3  2
ZERO CAL
Sample/Cal Open to ZERO/SPAN Valve 1  2
Zero/Span Open to ZERO AIR inlet 3  2
SPAN CAL
Sample/Cal Open to ZERO/SPAN Valve 1  2
Zero/Span Open to SPAN inlet 1  2
3.3.2.6. Gas Conditioner Options
AMMONIA REMOVAL SAMPLE CONDITIONER (OPT 86A)
The 9110T includes a Nafion ® permeation gas exchange tube to remove H
2
O a from the ozone generator
supply gas stream to a dew point of about -20° C (~600 ppm H
2
O) and effectively remove concentrations
of ammonia (NH
3
) up to about 1 ppm.
An additional Sample Conditioner can be added to the 9110T’s sample gas stream.
SAMPLE
PRESSURE
SENSOR
VACUUM
PRESSURE
SENSOR
O 3 FLOW
SENSOR
PMT
PERMAPU
RE
DRYE
R
EXH
AUST MANIFO
LD
NO/NO X
VALVE
AUTOZERO
VALVE
Sample Gas
NH
3
Dryer/Scrubber
Figure 3-28: Pneumatics for Sample Conditioner OPT 86A
ZERO AIR SCRUBBER (OPT 86C), FOR Z/S VALVES