Environnement AF22e, Technical Manual, Page: 11 / 118

Duplication prohibited
AF22e
Environnement
S.A
JUNE 2016
1–3
1.1. GENERAL
1.1.1. INTRODUCTION
The AF22e is a continuous sulfur dioxide analyzer (with a detection limit of 0.4 ppb).
Its detection is based on ultraviolet fluorescence principle.
With the incorporation of recent optical and electronic technologies, the analyzer offers many
advantages while requiring only limited maintenance.
The sample is taken using a Teflon tube (6 mm external diameter) connected to the analyzer rear panel.
The sample is aspirated by an internal pump.
The measurement is displayed on a color display equipped with a touch screen located on the front
panel.
This analyzer is also available in AF22e

(without screen) version.
1.1.2. DESCRIPTION
1.1.2.1. Front panel
The front panel includes the following:

General switch.

Backlit color TFT LCD (Thin Film Transistor Liquid Crystal Display):

Resolution of 800 x 480 (pixels), 7” screen,

The display provides the measurement values and other system parameters, as desired.

Capacitive touch-screen projected on glass.
Figure 1–3 – Color screen fitted with touch-screen