FLOW EVO Infrared Gas Sensor

Infrared Gas Sensors For Process Control And Gas Analysing Using Dual Wavelength Technology. 

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  • Overview
  • Features
  • Specifications
  • Applications
  • Support

Designed for different applications in a wide range of gas measurement systems, the FLOW EVO sensor is easy to be integrated into OEM systems, where long term stability, repeatability and reliable performance are required.

Modbus ASCII or RTU data communication offer a variety of options to connect the PREMIUM4 EVO sensor to a controller. Atmospheric pressure compensation, on board status LED, temperature compensation, low drift, ready to use calibration, a wide range of different gases and measurement ranges - all that makes the smartGAS FLOW EVO sensor the best choice also for your application and helps to save time and costs with design in.

For more information about integrated systems, contact Air-Met Scientific today. 

  • Pre calibrated
  • Compact design
  • 3/5 mm gas line connectors
  • 3.3 - 6V DC supply voltage
  • Modbus ASCII or RTU
  • Status indication by LED

For full product specifications, please refer to the product brochure.

General Features
Model type:  F3-212205-00000
Meaurement principle:  Non Dispersive Infrared (NDIR)
Gas Carbon dioxide (CO2)
Measurement range:  0 - 2.000 ppm
Gas supply: Flow with pump
Gas line connector:  3 mm internal, 5 mm outer diameter
Flow rate:  0.2 to 0.8 l/min (const)
Dimensions sensor:  153 mm x 30 mm x 43 mm (L x H x W)
Warm up time start up:  ≤ 2 minutes
Warm up time full spec:  ≤ 30 minutes

Measuring Response1
Response time (t90)1: approximately 20 seconds (@ 0.5 l/m)
Digital resolution:  1 ppm
Detection limit:  ≤ 5ppm (typically)
Repeatebility:  ≤± 10 ppm
Linearity error2 ≤± 20 ppm

Electrical Data
Supply voltage:  33 - 6 V DC
Power consumption:  < 1 Watt
Digital output:  UART Modbus ASCII / RTU
Unit Interval 2 400 - 38 400 Baud
Analogue output:  -
Calibration:  zero and span by software
Optical display:  status and function with LED

1) Relating to sample gas pressure 1013 hPa absolute, 0.5 l/ min gas flow and 25°C ambient and gas temperature

2) Stated linearity error excludes calibration gas tolerence of 2%

  • Process control