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3.4.5 Pressure at sampling gas outlet
(1) Gas extractor
ø10/ø8
Teflon
tube
(Wet N2 or
atmospheric air)
(2) Mist filter
Drain
*2) Be sure to use NO
cooler
(6) Solenoid valve
INZ-TN2ZPB-E
(4) Gas aspirator
Air filter
(4) Gas
aspirator
(6) 2-way
solenoid
valve
(5)
*1
Electronic
(3) Safety
Drain pot
drain trap
Ball value
2
pressure.
and reference gas
gas.
(8) Flowmeter
*3
SV1
com
NO
NC
3-way
solenoid
valve
(6) 2-way
solenoid
valve
for zero calibration span calibration
x
-
analyzer
-
9
ZPB unit
(7) Membrane
filter
analyzer
(11) NO
/NO converter
X
main frame
(for NO
measurement)
X
(O
)
2
*2
(10)
Zirconia
O
analyzer
2
sensor used for measuring
sample gas.
Exhaust
-
-
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