Model NGA2000 NDIR

Instruction Manual

748332-F April 2003

100 %

READING

% FULLSCALE

50 %

0 %

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

500

1000

1500

2000

2500

3000

3500

4000

4500

5000

Display ppm

 

 

CONCENTRATION

 

 

 

 

 

 

 

ppm

 

 

 

 

 

Figure 3-7. Typical Linearization Curve, Linearizer OFF

1

0.9

0.8

0.7

CONCENTRATION 0.6

NORMALIZED 0.5

0.4

0.3

0.2

0.1

0

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

 

 

 

 

 

 

 

 

 

READINGS, NORMALIZED

(Axis Reversed)

Figure 3-8. Operator-Determined Linearization Curve (Normalized)

Rosemount Analytical Inc. A Division of Emerson Process Management

Startup and Operation 3-7