Ambient Air Analyzers E-Series Ambient Analyzers

AS32M CAPS Nitrogen Dioxide Analyzer NO₂

SKU: AS32M

Gas monitor for fast, precise, direct and continuous measurement of NO₂ concentrations in the range 0-1000 ppb

Visible (450 nm) absorption measurement using patented Cavity Attenuated Phase Shift (CAPS) technology. QAL1 certified by the TÜV, US-EPA approved
• Fast and direct measurement of the sample – no chemical conversion required, no Toxic Gas Emissions”

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FEATURES & BENEFITS
TECHNICAL SPECIFICATIONS
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Brand

Envea Ambient

FEATURES & BENEFITS

Essentially interference-free, insensitive to high fluctuations of nitric oxide, aerosols, humidity and other trace atmospheric species
Ideal for a wide variety of monitoring application where accuracy, precision and fast response are required
Extremely compact, easy to use with minimal maintenance

Built-in USB port, serial interface (RS 232 / RS 422) and TCP-IP connection
Real-time calibration graph, animated synoptic, control and maintenance data screens can be displayed while the instrument is operating

Cost-saving analyzer with ultra low power consumption, 24 V supply (option) and able to withstand temperatures up to 45-50 °C without air conditioning
Includes embedded Communication Protocol for XR^® Management with automatic recognition & configuration
SmartStatusLightTM power button on the front panel indicating status of operation (ON/OFF, Alarm, Maintenance required…)

TECHNICAL SPECIFICATIONS

Technical specifications
Measured parameter	NO_₂
Technology	CAPS (Cavity Attenuated Phase Shift Spectroscopy)
US-EPA Approval / QAL 1 Certification	YES
Measurement ranges	0-1 ppm
Measurement units	ppb, ppm, µg/m³ (user-selectable)
Lower Detectable Limit (2σ)	0.1 ppb
Noise (σ)	0.05 ppb
Zero drift	0.75 ppb/24h
Span drift	1.5 ppb/12h
Linearity	< 4%
Sample flow rate	1L/min
Sampling pump	Internal
Temperature range	+10°C to 35°C
Data storage	1 year
Included I/O	1 LAN / 1 USB / WIFI / 1 RS4i board
Weight (Kg)	12.5
Dimensions mm (LxWxH)	483 x 606 x 133
Chassis	19″ Rack, 3U
Power supply	‘100~250Vac, 50/60Hz + ground

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