CO2 Gas Sensor

Description

The CO2 Gas Sensor measures gaseous carbon dioxide in two ranges–0 to 10,000 ppm and 0 to 100,000 ppm.

Specifications (Source: Vernier.com)

• Response time: 95% of full-scale reading in 120 seconds
• Warm-up time: 90 seconds
• Pressure effect: 0.19% of reading/mm of Hg from standard pressure
• Output signal range: 0-4.0 V
• Gas sampling mode: diffusion
• Normal operating temperature range: 25°C (±5°C)
• Operating humidity range: 5–95% (non-condensing)
• Storage temperature range: –40 to 65°C
• Measurement Range:
  • Low range: 0 to 10,000 ppm CO₂
  • High range: 0 to 100,000 ppm CO₂
• Typical Accuracy (at standard pressure, 1 atm):
  • Low range:
    • 0 to 1,000 ppm: ±100 ppm
    • 1,000 to 10,000 ppm: ±10% of reading
  • High range:
    • 0 to 1,000 ppm: ±200 ppm
    • 1,000 to 100,000 ppm: ±20% of reading
• Resolution:
  • 0 to 10,000 ppm CO₂: 3ppm
  • 0 to 100,000 ppm CO₂: 30ppm