The CTX 300 detector is designed to detect oxygen, toxic and refrigerant gases, and also uses a new sensor for CO₂ detection over three different ranges: 0-5000 ppm, 0-5% vol. and 0-100% vol.

The CTX 300 detector features:

• Detects O₂, CO₂, toxic and refrigerant gases
• 4-20 mA output analog transmitter with optional backlit display
• Plug-in and pre-calibrated sensors
• Available with electrochemical, infrared or semi-conductor sensors
• More than 30 different sensors are available to detect most toxic gases in the industry
• Available in an infrared version for CO₂
• EN14624 compliant with regards to R134a monitoring
• Oxygen detector for commercial or industrial applications in unclassified areas