• 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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  • Electrochemical sensor delivers precise hydrogen sulfide readings reliably
  • Thirty ppb detection limit flags low level H2S events
  • Wide linear range spans trace through high concentration events
  • Sub fifty five second response keeps pace with inspections
  • Fine resolution resolves subtle hydrogen sulfide concentration shifts
  • Twenty four month life supports repeated inspection cycle deployment
  • Wide temperature tolerance performs across hot and cold sites
  • Wide humidity tolerance functions reliably across variable conditions
  • Single slot footprint preserves flexibility for other modules
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  • Description
  • Specifications
  • In the Box
  • FAQ

Sniffer4D H2S Sensing Module: Add Dedicated Hydrogen Sulfide Detection to Your Sensing Setup

The Sniffer4D H2S Sensing Module adds dedicated hydrogen sulfide detection to the Sniffer4D Nano 2 Plus Base Unit's sensing lineup, giving oil and gas programs a module built specifically around one of the industry's most safety critical gases.

Its detection range extends to 90 ppm, wider than most electrochemical modules in the Sniffer4D catalog, which matters when hydrogen sulfide concentrations near a wellhead or processing facility can vary sharply between a routine reading and a hazardous spike.

Key Features and Benefits

  • Electrochemical sensor: delivers precise hydrogen sulfide readings for safety critical work.
  • Detection limit of 0.03 ppm: flags low level hydrogen sulfide events early.
  • Linear range to 90 ppm: spans trace through high concentration events reliably.
  • Response under 55 seconds: keeps pace with active inspection flight schedules.
  • 0.01 ppm resolution: resolves fine hydrogen sulfide concentration shifts precisely.
  • 24 month rated life: supports extended deployment across repeated inspection cycles.
  • Wide temperature tolerance: performs from -30 to 50 degrees across sites.
  • Wide humidity tolerance: functions reliably up to 90 percent RH conditions.
  • Single slot footprint: preserves flexibility for other modules in the array.

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

Dronefly supplies the H2S Sensing Module ready to pair with your Sniffer4D Nano 2 Plus Base Unit, tested for oil and gas and HAZMAT deployment. Order the H2S Sensing Module through Dronefly and add hydrogen sulfide detection to your sensing setup.

  • 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 programs is the H2S Sensing Module built for?

This module is specifically suited to oil and gas leak detection and HAZMAT response, alongside general environmental monitoring. Programs covering wellhead inspections, midstream infrastructure surveys, or emergency response scenarios where hydrogen sulfide is a specific hazard are the clearest fit. Dronefly can help confirm this module matches your program's requirements.

Why is this module's warm-up time longer than some others in the lineup?

The H2S module takes approximately 3 minutes to warm up, compared to roughly 2 minutes on the CO and SO2 modules. This is a function of the sensor itself and is worth building into your pre-flight timing. Once warmed up, it delivers readings within 55 seconds for the 0 to 2 ppm range.

How wide a concentration range does this module cover?

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