Crowcon Xgard Fixed Ex/Toxic/Oxygen Gas Detector

Đầu dò khí Crowcon Xgard
Đầu dò khí Crowcon Xgard

The Crowcon Xgard gas detector consisting of a variety of measuring ranges is a fixed gas detector option that fits the variety of requirements for gas detection worldwide. Widespread application in the wastewater, oil and gas, energy and equipment treatment industries used for research and production. Intrinsically Safe (I.S.) or Flameproof fire protection (Exd) models can be selected, block metal sheaths, stainless steel or chemical resistant… The device meets the strict requirements of IECEx, ATEX, UL, GOST-R and MED.

Commonly used with Gasmaster display


  • Diversified more than 30 types of sensors such as electrolysing, pellistor, infrared, heat sensor …
  • Durable and stable structure, IP65 protection level
  • IEC61508 SIL 2 consed
  • Low cost, built-in sensor module can be changed easily
  • Easy to install, mA or mV output options are optional
  • Wall or ceiling mounting or other optional types can be installed.
  • Moreover, this series also offers the Xgard IR series which is a reasonable price infrared probe:
  • High technology, few errors
  • Non-toxic
  • Not easily destroyed when too striped
  • Fast response time
  • Work in oxygen-without environments


Ammonia (NH3)0-50, 100ppm (-20 Celsius min.)
Ammonia (NH3) High ppm0-250, 500, 1000ppm (-20 Celsius min.) 4-6 Weeks Lead Time
Ammonia (NH3) Low-Temp0-100ppm (-40 Celsius min.)
Arsine (AsH3)0-1ppm – 6 Weeks Lead Time
Bromine (Br2)0-3ppm
Carbon Monoxide (CO)0-50, 100, 200, 250, 500, 1000, 2000ppm
Chlorine (CI2)0-3, 5, 10, 20, 50, 100ppm
Chlorine Dioxide (CLO2)0-1ppm
Diborane (B2H6)0-1ppm – 6 Weeks Lead Time
Ethylene Oxide (ETO)0-10, 50, 100ppm
Fluorine (F2)0-1ppm – 4-6 Weeks Lead Time
Germane (G2H4)0-2ppm – 6 Weeks Lead Time
Hydrogen (H2)0-200, 2000ppm, 0-100% LEL
Hydrogen Chloride (HCI)0-10, 25ppm
Hydrogen Cyanide (HCN)0-25ppm
Hydrogen Fluoride (HF)0-10ppm
Hydrogen Sulfide (H2S)0-5, 10, 20, 25, 50, 100, 200, 250, 300, 1000ppm
Nitric Oxide (NO)0-25, 50, 100ppm
Nitrogen Dioxide (NO2)0-10, 50, 100ppm
Oxygen (O2)0-25% Volume
Oxygen (O2) Marine0-25% Volume
Ozone (O3)0-1ppm
Phosgene (COCL2)0-1ppm
Phosphine (PH3)0-1ppm
Silane (SiH4)0-1ppm – 6 Weeks Lead Time
Sulphur Dioxide (SO2)0-10, 20, 50, 100, 250ppm
Volatile Organics (VO)0-100ppm


Xgard gas probe specifications
Xgard gas probe specifications

Crowcon Xgard Gas Forecast, List of Measured Gases:

  • Ammonia Gas Forecast (NH3)
  • Ammonia Gas Forecast (NH3) High ppm
  • Ammonia Gas Forecast (NH3) Low-Temp
  • Arsine Gas Forecast (AsH3)
  • Bromine Gas Forecast (Br2)
  • Carbon Monoxide (CO) Detector
  • Chlorine Gas Forecast (CI2)
  • Chlorine Dioxide (CLO2) Gas Forecast
  • Diborane Gas Forecast (B2H6)
  • Ethylene Oxide Gas Detector (ETO)
  • Fluorine Gas Forecast (F2)
  • Germane Gas Press (G2H4)
  • Hydrogen Gas Forecast (H2)
  • Hydrogen Chloride Gas Forecast (HCI)
  • Hydrogen Cyanide Gas Forecast (HCN)
  • Hydrogen Fluoride Gas Forecast (HF)
  • Hydrogen Sulfide Gas Forecast (H2S)
  • Nitric Oxide Gas Detector (NO)
  • Nitrogen Dioxide Gas Forecast (NO2)
  • Oxygen Gas Forecast (O2)
  • Oxygen (O2) Marine Gas Forecast
  • Ozone Gas Detector (O3)
  • Phosgene Gas Forecast (COCL2)
  • Phosphine Gas Forecast (PH3)
  • Silane Gas Forecast (SiH4)
  • Sulphur Dioxide (SO2) Gas Forecast
  • Volatile Organics (VO) Gas Forecast

Actual Crowcon Xgard gas forecast image:

Crowcon Xgard Gas Probe

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