• AIRINS Sniffer4D H2S Sensing Module
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AIRINS Sniffer4D H2S Sensing Module

AIRINS Sniffer4D H2S Sensing Module

$1,643.00
$1,643.00
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S-AIN-S4D-N2P-H2S

  • Electrochemical sensor measures hydrogen sulfide concentration with high precision
  • Thirty part per billion limit catches low level hydrogen sulfide events
  • Wide linear range covers trace levels through high concentration events
  • Sub fifty five second response delivers readings during active flight
  • Fine resolution captures subtle shifts in hydrogen sulfide concentration accurately
  • Twenty four 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 hydrogen sulfide sensing to any build
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  • Description
  • Specifications
  • In the Box
  • FAQ

Sniffer4D H2S Sensing Module: Detect Hydrogen Sulfide for Oil and Gas Inspection

The Sniffer4D H2S Sensing Module gives oil and gas inspection teams a dedicated hydrogen sulfide reading, installing into a single slot on the Sniffer4D Nano 2 Plus Base Unit alongside whatever other gas modules a mission requires. It uses an electrochemical sensor tuned specifically to hydrogen sulfide detection.

With a wider detection range than most other gas modules in the lineup, up to 90 ppm, and a 3 minute warm-up time, it trades a slightly longer startup for coverage across a broader concentration span, useful when hydrogen sulfide levels are unpredictable in the field. That range makes it well suited to both routine screening and higher risk inspection scenarios.

Key Features and Benefits

  • Electrochemical sensing: measures hydrogen sulfide concentration with high precision accuracy.
  • 0.03 ppm detection limit: catches low level hydrogen sulfide events early.
  • 90 ppm linear range: covers trace levels through high concentration events.
  • Under 55 second response: delivers readings across 0 to 2ppm range.
  • 0.01 ppm resolution: captures fine shifts in hydrogen sulfide concentration.
  • 24 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 H2S sensing without claiming the full array.

The H2S Sensing Module exists to give oil and gas inspection programs a dependable way to screen for hydrogen sulfide before crews approach a site. Its wide detection range means it captures both trace leaks and dangerous concentration spikes in the same flight.

Oil and gas inspectors need dependable hydrogen sulfide readings in the field, and DSLRPros tests every H2S Sensing Module before it leaves our facility. Order the H2S Sensing Module from DSLRPros and add hydrogen sulfide detection to your next flight.

  • Detection principle: electrochemistry
  • Linear range: 0 to 90 ppm
  • Limit of detection: 0.03 ppm
  • Repeatability: <4% FS
  • Overall response time (t90): <55 seconds (0-2 ppm)
  • Display resolution: 0.01 ppm
  • On-chip proprietary environmental and individual difference compensation algorithms
  • Warm-up time from cold start: ≈3 minutes — notably longer than the CO and SO2 modules' ≈2 minutes
  • Sensitivity drift: <20%/year (laboratory environment)
  • Zero drift: <±100 ppb/year (laboratory environment)
  • Estimated service life: >24 months — shorter than the CO and SO2 modules' 36 months
  • Operating temperature: -30 to 50°C — note: may require zero-point readjustment due to changes in operating temperature or working environment
  • Operating humidity: 15 to 90% RH
  • 1x AIRINS Sniffer4D H2S Sensing Module
What applications is the H2S Sensing Module built for?

This module is specifically noted for oil and gas leak detection and HAZMAT response, alongside general environmental monitoring. That makes it a common choice for wellhead inspections, midstream infrastructure surveys, and emergency response scenarios where hydrogen sulfide is a specific hazard. DSLRPros can help confirm this module fits your particular inspection program.

How wide a range of hydrogen sulfide concentrations can this module detect?

The module covers a linear range from 0 to 90 ppm, which is wider than several other electrochemical gas modules in the Sniffer4D lineup. This means it can catch both low-level trace leaks and higher concentration events that might occur near a wellhead or processing facility. Its 0.03 ppm detection limit still provides strong sensitivity at the low end of that range.

Why does this module take longer to warm up than some others in the lineup?

The H2S module has a warm-up time of approximately 3 minutes, which is longer than the CO and SO2 modules' roughly 2 minutes. This is simply how the sensor is built and is worth factoring into your pre-flight checklist timing. Once warmed up, the module delivers readings within 55 seconds for the 0 to 2 ppm range.