Vanguard Wireless Gas Detection

Operating Temperature: -4°F to 122°F (-20°C to 50°C)
Supported Gases: Methane (CH4) ; Hydrogen Sulphide (H2S)
Resolution: 1%LEL or 1ppm
Accuracy: ±2 % LEL (CH4 sensor) ; ±10 PPM (H2S sensor)
Repeatability: ±2 % LEL (CH4 sensor) ; ±10 PPM (H2S sensor)
Enclosure: Type 4X
Weight: 9.6 lbs (including sensor and battery)

Vanguard Animation from Peter Wong on Vimeo.

Vanguard Wireless Gas Detection

5-year battery, 1-button calibration — at last, a gas detector built for the wireless world! The new Vanguard WirelessHART gas detector’s flexible monitoring of toxic or combustible gas can save lives. Its ultra-long battery life reduces maintenance trips. Its easy pushbutton calibration; mount-anywhere mobility; and seamless, plug-and-play interoperability save time and trouble. And of course, eliminating long wiring runs saves thousands in installation costs.


  • Seamless integration with existing Wireless HART networks and asset management systems

Wireless Capability

  • WirelessHART® communication 7.2
  • IEC 62591 compatible
  • Integrated HART terminals
  • Adjustable update rate

Long Lifespan

  • 5 years battery life*
  • Battery pack is field replaceable in hazardous location areas

Quick Mount Bracket

  • Mounting bracket for pipe or wall mount
  • Facilitates easy installation and replacement of unit

Easy Calibration and Use

  • Configure, calibrate, and test onsite with the touch of a button
  • 128x64 pixel graphic display showing gas concentration, network connection, and battery status

Heavy Duty Design

  • Class I, Div. 1&2 for hazardous areas
  • Explosion-proof & intrinsically safe

*Based on an 8 second update rate. 5 years battery warranty valid upon battery warranty registration.

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