GX-3R Gas Detector – The World’s Smallest 4-Gas Monitor

The GX-3R Gas Detector is a revolutionary advancement in gas detection technology, combining compact design, multi-gas monitoring, and advanced sensor technology in a single portable device. Weighing just 3.52 ounces and measuring 2.2″ W x 2.55″ H x 1.02″ D, it is the world’s smallest 4-gas monitor, making it easy for workers to clip within their breathing zone for accurate, real-time monitoring.


Key Benefits

Compact and Lightweight

The GX-3R’s small footprint and light weight ensure maximum comfort and mobility. Workers can wear it in their breathing zone without obstruction, allowing for precise monitoring where it matters most—around the nose and mouth.

Comprehensive Gas Monitoring

Simultaneously detects four critical gases:

  • LEL combustibles
  • Oxygen (O₂)
  • Carbon monoxide (CO), with hydrogen-compensated CO available
  • Hydrogen sulfide (H₂S)

This multi-gas monitoring provides real-time protection against multiple hazards in a single, cost-effective device.

Advanced Sensor Technology

The GX-3R features next-generation micro sensors for improved performance and durability:

  • LEL sensor: Dual active filaments enhance resistance to silicone poisoning; if one filament fails, the second continues operation.
  • O₂ sensor: Electrochemical design with a lifespan of 3–5 years.
  • CO and H₂S combo sensor: Efficient, compact, and easy to replace.

Non-Compliance Indicator

For added safety, the GX-3R includes a non-compliance indicator:

  • Flashes three LED lights every 30 seconds if calibration is due, a bump test hasn’t been performed, or a gas alarm event occurred
  • Interval is adjustable and continues until the non-compliance condition is resolved
  • Helps safety supervisors quickly identify compliance issues

Enhanced Worker Safety

Clipping the GX-3R within the breathing zone ensures that air samples are taken from the most relevant location, providing accurate exposure data and helping prevent overexposure to hazardous gases.


Features

  • Smallest & lightest 4-gas monitor: 2.2″ W x 2.55″ H x 1.02″ D, 3.52 ounces
  • Simultaneous detection of LEL, O₂, H₂S, and CO
  • Simple 2-button operation
  • Audible, visual, and vibration alarms with 3 user-adjustable levels
  • Impact-resistant body with removable rubber boot
  • Large auto-backlit LCD display
  • 25-hour operation on lithium-ion battery
  • Field replaceable sensors and filters
  • Water- and dust-resistant (IP66/68)
  • Stealth mode for law enforcement applications

Standard Accessories

  • Alligator clip
  • Protective rubber boot
  • Charger
  • Calibration adapter

Applications

The GX-3R is ideal for personal monitoring and workplace safety in a wide range of industries:

  • Confined spaces
  • Refineries and petrochemical plants
  • Utilities
  • Oil and gas operations
  • Water and wastewater treatment
  • Fire services
  • Construction

Datalogging Capabilities

The GX-3R logs critical data for safety tracking:

  • 10-second intervals = 10 hours of data
  • 5-minute intervals = 300 hours
  • 10-minute intervals = 600 hours

Logged data includes:

  • User ID and station ID
  • Calibration & bump test history
  • Alarm events and alarm interval trends

RP-3R Sample Draw Pump

For applications requiring remote or drawn sampling, the RP-3R compact, battery-operated pump attaches to the GX-3R or GX-3R Pro, converting it from diffusion operation to a sample-drawing operation.


Conclusion

The GX-3R Gas Detector offers compact size, multi-gas capability, advanced sensors, and robust safety features in a single, portable device. It is ideal for workers and safety supervisors seeking reliable, real-time monitoring in demanding environments, ensuring protection against combustible gases, oxygen deficiency, carbon monoxide, and hydrogen sulfide.


You can mind this product here: https://www.gas-sensing.com/gx-3r-gas-detector.html

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