• Catalytic pellistor bead sensors
• Methane, Propane, Hydrogen, Acetylene etc.
• 4 - 20 mA DC output 
• Explosion-proof, weather-proof enclosures
• Remote sensor calibration option for lighter than air gases
• Non-Intrusive calibration, optional relay and RS-485 communication with Q8 Series
• CSA. Available on request ATEX