FujiFilm ZPA, Service Manual

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8
TN5A1191-E
1.4 Internal piping diagram
1) ZPA
Optical unit 2 (IR Unit 2)
Optical unit 1
(IR Unit 1)
Sampling cell
Note)
2 cells may be used
by combination of
measuring component.
INLET1 OUTLET1
Sampling gas outlet
Sampling gas inlet
Built-in
O
2
sensor
Gas components measured by each optical unit
No. of gases
to be
measured
Gases to be measured Optical unit 1 Optical unit 2
1 NO, SO
2
, CO
2
, CO, or CH
4
One of the left None
2 CO
2
and CO CO
2
and CO None
2 NO and CO NO CO
2 NO and SO
2
NO SO
2
3 NO, SO
2
, and CO NO SO
2
and CO
4 NO, SO
2
, CO
2
, and CO NO and CO SO
2
and CO
2