Fuji Electric ZRE-2 - Page 15

8
INZ-TN2ZRE-E
Internal piping diagram
Correspondence of measured components and optical units
Optical unit 2 (IR Unit 2)
Optical unit 1
(IR Unit 1)
Sampling cell
Note)
2 cells may be used
by combination of
range.
INLET1
OUTLET1
Sampling gas outlet
Sampling gas inlet
Built-in
O
2 sensor
Measuring components Optical unit 1 Optical unit 2
1-component for NO,
SO
2
, CO
2
, CO and CH
4
Each component None
2-components for
CO
2
/CO
CO
2
/CO None
2-components for
NO/CO, NO/SO
2
NO
NO
CO
SO
2
3-components for
NO/SO
2
/CO
NO SO
2
/CO
4-components for
NO/SO
2
/CO
2
/CO
NO/CO SO
2
/CO
2