Guardian Avionics 451-201: Everything You Need To Know – Specifications, Comparisons, Manuals, And Troubleshooting
Guardian Avionics 451-201 Information the information about the Guardian Avionics 451-201: Introduction The Guardian Avionics 451-201 is a remote-mounted carbon monoxide (CO) detector that is designed for use in FAA-certified Part 23 aircraft and Part 27 and 29 rotorcraft. It is a small, lightweight unit that is easy to install and maintain. The 451-201 features a sensitive CO sensor that can detect levels as low as 50 parts per million (PPM). It also has a loud 85dB audible alarm and a flashing LED indicator that will alert the pilot to CO levels that are considered to be dangerous.