• AIRINS Sniffer4D SO2 Sensing Module
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AIRINS Sniffer4D SO2 Sensing Module

AIRINS Sniffer4D SO2 Sensing Module

$1,643.00
$1,643.00
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S-AIN-S4D-N2P-SO2

  • Electrochemical sensor measures sulfur dioxide concentration with high precision
  • Thirty part per billion limit catches low level sulfur dioxide events
  • Wide linear range covers trace levels through elevated SO2 concentrations
  • Sub forty second response delivers readings during active flight operations
  • Fine resolution captures subtle shifts in sulfur dioxide concentration accurately
  • Thirty six month service life supports extended field deployment cycles
  • Wide temperature tolerance operates from negative thirty to fifty degrees
  • Wide humidity range functions reliably up to ninety percent RH
  • Single slot install adds sulfur dioxide sensing to any build
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  • Description
  • Specifications
  • In the Box
  • FAQ

Sniffer4D SO2 Sensing Module: Detect Sulfur Dioxide for HAZMAT and Ship Fuel Compliance

The Sniffer4D SO2 Sensing Module targets sulfur dioxide, a gas central to HAZMAT response and ship fuel compliance work, giving Sniffer4D Nano 2 Plus Base Unit operators a dedicated electrochemical reading in a single module slot. It installs alongside other sensing modules rather than requiring its own dedicated unit.

With a response time under 40 seconds and a service life rated beyond 36 months, it sits between the fastest and slowest modules in the Sniffer4D lineup, built to hold up across repeated port and industrial inspection cycles without frequent replacement. A wide operating range, from -30 to 50 degrees Celsius, supports deployment across varied climates.

Key Features and Benefits

  • Electrochemical sensing: measures sulfur dioxide concentration with high precision accuracy.
  • 0.03 ppm detection limit: catches low level sulfur dioxide events early.
  • 15 ppm linear range: covers trace levels through elevated SO2 concentrations.
  • Under 40 second response: delivers readings across 0 to 2ppm range.
  • 0.005 ppm resolution: captures fine shifts in sulfur dioxide concentration.
  • 36 month service life: supports extended field deployment before replacement.
  • Wide temperature range: operates reliably from -30 to 50 degrees Celsius.
  • Wide humidity range: functions up to 90 percent RH conditions.
  • Single slot install: adds SO2 sensing without claiming the full array.

The SO2 Sensing Module exists to give HAZMAT and maritime compliance programs a dependable sulfur dioxide reading without a lengthy lab turnaround. Its wide temperature and humidity tolerance means it holds up across port, industrial, and emergency response conditions alike.

Port inspectors and HAZMAT teams rely on accurate sulfur dioxide readings, and DSLRPros verifies every SO2 Sensing Module before it ships to make sure it's ready for that work. Order the SO2 Sensing Module from DSLRPros and add sulfur dioxide detection to your next flight.

  • Detection Principle: electrochemistry;
  • Linear Range: 0~15 ppm;
  • Limit of Detection: 0.03 ppm;
  • Repeatability: <4 %FS;
  • Overall response time (t90): <40 s (0~2 ppm);
  • Display Resolution: 0.005 ppm;
  • On-chip proprietary environmental and individual difference compensation algorithms, enabling better data quality in wide temperature and humidity ranges;
  • Warm-up time from a cold start: ≈2 minutes;
  • Sensitivity drift: <±15 %/year (in laboratory environment);
  • Zero drift: <±20 ppb/year (in laboratory environment);
  • Est. service life: >36 months;
  • Operating temperature: -30~50 °C (Note that the module may require readjustment on its zero point due to changes in operating temperature or working environment.);
  • Operating humidity: 15~90 %RH.
  • 1x AIRINS Sniffer4D SO2 Sensing Module
What applications is the SO2 Sensing Module built for?

This module is specifically noted for HAZMAT response and ship fuel sulfur content monitoring, alongside general environmental air quality work. That makes it a common choice for port inspections, maritime fuel compliance checks, and industrial sites where sulfur dioxide is a specific concern. DSLRPros can help confirm this module fits your particular compliance or inspection program.

How does this module's response time compare to other Sniffer4D gas modules?

At under 40 seconds for the 0 to 2 ppm range, this module falls in the middle of the Sniffer4D lineup, faster than the O3+NO2 and NO2 modules but slower than the CO module. This makes it well suited to standard inspection routines where a very fast reading is not the primary concern. Combined with its 0.03 ppm detection limit, it still catches low-level sulfur dioxide events with good sensitivity.

What environmental conditions can this module handle?

The module is rated from -30 to 50 degrees Celsius and up to 90 percent relative humidity, which covers most field conditions from cold weather ports to humid industrial sites. This range matches the CO module's tolerance and is wider than the O3+NO2 and NO2 modules. DSLRPros can advise on additional considerations for extreme site conditions if needed.

Can this module be combined with other Sniffer4D sensing modules?

Yes. The SO2 module occupies just one of the Base Unit's five internal slots, leaving room for up to four additional modules in the same build. This lets you combine sulfur dioxide detection with other relevant gases, such as H2S or NO2, for a broader HAZMAT or maritime inspection package. DSLRPros can help you plan a module combination that fits your specific monitoring needs.