Gas warning device for precise measurement of the amount of CO2 in the air. 3 alarm settings factory set: Time-weighted average (TWA) alarm (5000 ppm; 0.5% CO ₂), Low alarm (15,000 ppm; 1.5% CO ₂) and High alarm (30,000 ppm; 3% CO ₂)

• No calibration required (unless local regulations state otherwise)
• Very long life sensor can last up to 15 years
• Up to 4 x CO₂sensors and 8 x CO₂ alarms can be used per Central Display Unit
• Supplied with a relay on each alarm which can be used to trigger ventilation, extraction or a building management system
• Easy installation and maintenance can be conducted by the user
• Additional (quick connect) CO₂ sensors and alarms available if more than one entrance to the laboratory or more than one risk area
• Assists in compliance with Exposure Limit regulations such as EH40