F. concentration measurement, Gas measurement units, Instruction manual – Emerson NGA 2000 TO2 User Manual

Page 44

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Instruction Manual

760008-A
September 2001

3-20 Operation

Rosemount Analytical Inc. A Division of Emerson Process Management

Model NGA 2000 TO2

f. Concentration

Measurement

This menu establishes several features
and parameters of the concentration
measurement and display. The values on
this menu are not usually changed.

Gas measurement units:

ppm

Parts per million.

mg/Nm3

Reading adjusted by the
conversion factor below.

ppb

Parts per billion.

%

Percent should only be
used for higher range sen-
sor models.

Figure 3-21. Concentration Measurement

TO2

37.50 ppm

-- Analyzer Module Setup and Controls --

Calibration…
Alarms…
Ranges…
Linearization…
Measurement display configuration…

Concentration measurement…

Flow measurement…
Temperature measurement…

Measure

Back…

Status…

TO2

37.50 ppm

Measure

Back…

-- Concentration Measurement --

Gas concentration units: ppm

Sensor model: 0-100 ppm Standard
Clamp low PVA at 0.02: No

Ppm to mg/Nm3 conversion factor: 1.00

Lower explosion limit (LEL): 0./00%
Upper explosion limit (UEL): 0./00%

Upper O2-current range: 100

Main Menu

Analyzer and I/O, expert controls and setup…

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