Guardian Avionics 353: Top-notch Specifications, Comprehensive Comparisons, And Trusted Buying Sources
Guardian Avionics 353 Information The Guardian Avionics 353 is a carbon monoxide (CO) detector designed for experimental and homebuilt aircraft. It is a compact and lightweight unit that can be mounted in a small space behind the panel. The 353 has a sensitive CO sensor that alarms when carbon monoxide levels reach 50 parts per million (PPM). It also has an audible alarm and visual indicators to alert the pilot to the presence of CO. The 353 is powered by 14/28 VDC and has a built-in temperature compensating circuit to ensure accurate CO readings in a variety of weather conditions. It is also shielded to prevent electromagnetic interference (EMI) from aircraft systems. The 353 comes with a test/reset button and an external mounting bracket. An external annunciator light (sold separately) can be connected to the 353 to provide additional visual warning of CO levels.