E-Series AF22e Sulfur Dioxides Analyzer SO₂

UV Fluorescence gas monitor offering excellent performances for the monitoring of SO₂ in the range 0-10 ppm or 0-1 ppm

Eco-designed, reference air quality monitor, QAL1 certified by the TÜV, US-EPA approved. Utilizes the standard method for the measurement of sulfur dioxides(EN 14212). With its ultra low power consumption & 24 V supply (option), the AF22e is the sole SO₂ monitor on the market able to measure without being connected to the power grid.

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Brand
FEATURES & BENEFITS
MAIN APPLICATIONS
TECHNICAL SPECIFICATIONS
TECHNICAL DATA
APPROVALS & CERTIFICATIONS

Brand

Envea Emission

FEATURES & BENEFITS

Superior metrological performances for SO₂ measurements in ranges 0-10 ppm or 0-1 ppm
Innovative conception of the optical module for excellent sensitivity and signal stability
Real-time calibration graph, animated synoptic, auto-diagnostic, control and maintenance data screens can be displayed while the instrument is operating

Embedded Communication Protocol for XR^® Software with automatic recognition and configuration
Able to withstand temperatures up to 45-50 °C without air conditioning
Special architecture means that no additional pump is necessary in case of permeation bench (in option)

Automatic recognition of plugged electronic boards or optional devices: plug & play principle
Smart, connected instrument with embedded web server for the easiest, full remote control and operation of the analyzer from any PC, tablet or smartphone (configuration, calibration, test, diagnostic parameters…)
Integrated web-server with full remote emulation of the analyzer through the ENVEA Connect free app

MAIN APPLICATIONS

Continuous indoor and outdoor air quality monitoring
Stationary and mobile AQMS laboratories

Industrial fence-line monitoring
Continuous emissions monitoring (CEM) by dilution
Laboratory & field studies on SO₂/H₂S/TRS effects…

Background (urban or suburban) Rural, Traffic, Kerbside measurement campaigns and monitoring studies

TECHNICAL SPECIFICATIONS

MEASURABLE PARAMETERS
Pollutant	Range (ppb)
SO2	0-300 / 6000
H2S	0-150

Lowest / Highest available ranges expressed in mg/m3 (may vary with your site conditions to be indicated on the Site Survey Form)
(*) Min/Max based on 100/200 Dilution Rate (other ranges & dilution rates available upon request)

TECHNICAL SPECIFICATIONS
Sampling technology	Dilution
Sample transfert	non heated polytube
back flush function	YES
span injection	YES
Built-In O2 option	NO
Serial link communication	Optional
Other Communication	Ethernet
Analogue OUTPUTS	Optional
Analogue INPUTS	Optional
Dimensions (mm)	19” rack: 483 x 545 x 133 mm (D x W x H)

TECHNICAL DATA

MAIN OPTIONS:

7’’ TFT colour touch screen
WiFi module (with the no-screen version)
RS232 or RS485 Serial interface (via USB port)
Built-in permeation bench with SO₂ tube
Internal converter for the measurement of H₂S (range 0-1000 ppb)
External converter module TRS → SO₂ for the measurement of total reduced sulfur compounds (range 0-1000 ppb)
External opto-isolated I/O interface with:
4 independent analog inputs / 4 independent analog outputs / 4 remote control inputs / 6 dry contacts outputs
24V Power supply

APPROVALS & CERTIFICATIONS

COMPLIANCE WITH:

2008/50/EC, EN 14212, EN 15267, 40 CFR PART 53 SUB B and SUB C
QAL 1 certified by the TÜV to N° 0000051690
U.S. EPA approved as compliant with EQNA-0802-149
ENVEA monitoring solutions are European QAL 1 certified and in compliance with the latest international regulations & standards.
They are also approved and certified by various laboratories and organizations around the world such as: US EPA, TÜV, GOST, CEN, JQA, CNEMC, JMOE, KTL, CNSA, LCSQA…

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Our certified engineers and technicians can intervene from the initial consultation and planning stages, throughout the life of instruments and systems.