VEFSA – Carbon Monoxide Sensor Transmitter

Enhanced CO gas radicals detection by VEFSA – Carbon Monoxide Sensor Transmitter for  Very Early Fire Smoke Alarm Systems very useful for CO  Car Park Monitoring /Ventilation Fan control, also meeting following standards:

  • AS 1668.2 mechanicalVentilation
  • Pollution & Emission Control
  • Green House Gas Saving
  • Also, save Energy for Next Generation
  • Very Eary Fire & Smoke Alarm
  • Useful for the protection of Human life Building, Basement, Plant, Industries.

Our Gas-CO-300-D CO Gas Detector/Sensor Transmitters  is capable to detect and measure CO, Smoke & CO+ Enhanced Gas radicals (Fumes before the fire smoke begins)

Gas CO, Carbon Monoxide Sensor Transmitter comes with typical measuring range of 0-100ppm, 0-300ppm, 0-500ppm, having gel-type Electrochemical sensor cell (without any orientation problem), GAS-CO-300-D Sensor Transmitter is a highly responsive,  high accuracy, fast repeatability & high-reliability, user friendly, easy to use model.

Gas-CO-300-D model  VEFSA Carbon Monoxide Sensor Transmitter has a coverage area of 465 Sqm to 936Sqm.

Gas-CO-300-D model VEFSA CO Sensor Transmitter gives analog output 4-20mA or 2-10V, need supply power of 24VDC.

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Carbon Monoxide (CO) Detector for Basement Car Parking

When it comes to Carbon Monoxide (CO) Detector for Basement Car Parking to control & operate the Jet, Fresh air, Exhaust automatically  MSR Germany/GASAlarm make  Compact GAS-CO-300-D model is the Best techno-commercial option in the International HVAC market, having following features.


  • Sensor Model Available in Stock: – GAS-CO-300-D
  • Measuring Gas: Carbon Monoxide, Enhanced CO + radicals Detection.
  •  Sensor element (cell):- Electrochemical Diffusion, Electrolyte type Gel-based (no leak, no membrane rapture, no orientation problem & no false alarm)
  •  Measuring Range: – 0-300 ppm (Standard)
  • Connection: – Two and Three-wire sensor
  • Response time T90:-  ≤ 30 Sec
  • Warm-up time (First Time):- ≤ 3 Min.
  • Protection Class Available in: IP65 (Flameproof and weatherproof )
  • Stability & resolution: – ± 3 ppm
  • Sensor life expectancy:- ≥ 6 years (Site Feedback ≥ 12 Years )
  • Calibration Interval: 1 Year.
  • Sensor Coverage Area: – 700 m2 to 935m2, ideal condition.
  • Humidity non-condensing : 15-90% RH
  • Working temperature:–10°C to 50°C
  • Power supply:-  18 – 28 VDC ( Overload protected)
  • Analog output signal:- Standard: 4-20 mA Linear Output, also available in 2-10VDC
  • Flammability: – UL 94: V2
  • Warranty: 12 Month only on manufacturing defects
  • Guidelines Approval:  CE/ UL Enclosure.

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