Internal Piping Diagram (Zpb) - Fuji Electric ZPA Service Manual

5) Internal piping diagram (ZPB)

Sampling cell
Note)
2 cells may be used
by combination of
measuring
component.
Correspondence of measuring components and optical units
Measuring components
1-component for NO, SO
2-components for CO
2-components for NO/CO, NO/SO
3-components for NO/SO
4-components for NO/SO
10
Optical unit 2 (IR Unit 2)
NO
SV1
NC
IN
Built-in
O sensor
2
REFERENCE INLET1
Sampling gas inlet
Reference gas inlet
, CO , CO and CH
2 2
/CO
2
2
/CO
2
/CO /CO
2 2
NO
SV2
NC
IN
Optical unit 1
Each component
4
CO /CO
2
NO
NO
NO
NO
Optical unit 1 (IR Unit 1)
FL1 FL2
(Left) (Right)
OUTLET1
Sampling gas and
reference gas outlet
Optical unit 2
None
None
CO
SO
2
SO /CO
2
SO /CO /CO
2 2
TN5A1191-E