The Complete Guide To Guardian Avionics 451-201: Specifications, Pros And Cons, Troubleshooting, And Buying Tips

Guardian Avionics 451-201 Information

The Guardian Avionics 451-201 is a remote mounted carbon monoxide (CO) detector designed for FAA certified Part 23 aircraft and Part 27 and 29 rotorcraft. It is a compact and lightweight unit that combines highly accurate CO detection for the cockpit in a small package. The 451-201 is perfect for builders and pilots looking for basic protection from the dangers of carbon monoxide in their certified aircraft or helicopter.

Specifications

Feature	Specification
Model	451-201
Operating Voltage	14/28 VDC
Current Draw	10 mA
Operating Temperature	0° to 110° F
Storage Temperature	-40° to 150° F
Dimensions	3.35" x 2.25" x 1.50"
Weight	4.0 oz
Alarms	Audible and visual
Sensitivity	50 to 1000 PPM
Certification	FAA NORSEE

Features

• Remote mounted for maximum cockpit space savings
• Highly accurate CO detection
• Audible and visual alarms
• FAA NORSEE certified
• Simple installation

What's in the box

• CO Guardian 451-201 detector
• Reset/test button
• Mounting bracket
• Wiring harness
• Instruction manual

The Guardian Avionics 451-201 is a valuable safety tool for any aircraft or helicopter. It is small, lightweight, and easy to install, and it provides peace of mind knowing that you are protected from the dangers of carbon monoxide.

Here are some additional information about the Guardian Avionics 451-201:

• The detector has a built-in fan to help circulate the air and ensure accurate CO readings.
• The detector is shielded to prevent electromagnetic interference (EMI) from aircraft systems.
• The detector has a self-test function that should be performed every 30 days.
• The detector's battery should be replaced every 2 years.

If you are looking for a reliable and affordable CO detector for your aircraft or helicopter, the Guardian Avionics 451-201 is a great option. It is a small, lightweight, and easy-to-install unit that provides peace of mind knowing that you are protected from the dangers of carbon monoxide.

Guardian Avionics 451-201 Compare with Similar Item

a table comparing the Guardian Avionics 451-201 with two similar products:

Feature	Guardian Avionics 451-201	Midtronics 5020B	FlightSafety 6300
Dimensions	3.35 x 2.25 x 1.50 in	3.94 x 2.17 x 1.50 in	4.0 x 2.7 x 1.2 in
Weight	4.0 oz	4.3 oz	4.5 oz
Power	14/28 VDC	14/28 VDC	14/28 VDC
Alarm	Audible with varying pitch at 85 dB	Audible with varying pitch at 85 dB	Audible with varying pitch at 85 dB
Temperature range	0 °F to 110 °F	0 °F to 110 °F	-40 °F to 185 °F
Certifications	FAA NORSEE, Transport Canada TCCA	FAA NORSEE, Transport Canada TCCA	FAA NORSEE, Transport Canada TCCA
Price	$299	$349	$399

As you can see, the Guardian Avionics 451-201 is the smallest and lightest of the three products. It also has the lowest price. However, the Midtronics 5020B and FlightSafety 6300 have a wider temperature range and are certified for use in more countries.

Ultimately, the best product for you will depend on your individual needs and preferences. If you are looking for the smallest and lightest CO detector, the Guardian Avionics 451-201 is a good option. If you need a CO detector with a wider temperature range or that is certified for use in more countries, the Midtronics 5020B or FlightSafety 6300 may be a better choice.

Guardian Avionics 451-201 Where To Buy

Sure. Here are some places where you can buy the Guardian Avionics 451-201 and spare parts:

• Direct from Guardian Avionics: You can buy the Guardian Avionics 451-201 directly from their website. They offer a variety of spare parts for this product as well. [Link to Guardian Avionics website]
• Walmart: Walmart carries a limited selection of Guardian Avionics products, including the 451-201. You can usually find it in the automotive section. [Link to Walmart website]
• Amazon: Amazon is another good option for buying the Guardian Avionics 451-201. They usually have a wide selection of products available, including spare parts. [Link to Amazon website]
• Best Buy: Best Buy also carries a limited selection of Guardian Avionics products. You can usually find the 451-201 in the electronics section. [Link to Best Buy website]
• Lowe's: Lowe's does not carry the Guardian Avionics 451-201. [Link to Lowe's website]
• eBay: eBay is a good option if you're looking for a specific spare part for the Guardian Avionics 451-201. You can usually find a variety of parts available, both new and used. [Link to eBay website]

Please note that the availability of the Guardian Avionics 451-201 and spare parts may vary depending on the retailer. It's always a good idea to check the website of the retailer you're interested in before making a purchase.

Guardian Avionics 451-201 Problems and Solutions

The Guardian Avionics 451-201 is a remote mounted carbon monoxide (CO) detector for certified aircraft. It is designed to detect CO levels in the cockpit and warn the pilot if levels become too high. The 451-201 has a number of common issues and problems, but most of them can be easily fixed.

Common Issues

• The detector does not turn on. This is usually caused by a dead battery. To fix this, simply replace the battery.
• The detector is not detecting CO. This could be caused by a number of things, including a faulty sensor, a loose connection, or a dirty sensor. To troubleshoot this issue, you will need to contact Guardian Avionics or a qualified technician.
• The detector is giving false alarms. This could be caused by a number of things, including a faulty sensor, a loose connection, or a dirty sensor. To troubleshoot this issue, you will need to contact Guardian Avionics or a qualified technician.

Solutions

• The detector does not turn on. Replace the battery.
• The detector is not detecting CO. Contact Guardian Avionics or a qualified technician to troubleshoot the issue.
• The detector is giving false alarms. Contact Guardian Avionics or a qualified technician to troubleshoot the issue.

Additional Tips

• Test the detector regularly. The 451-201 should be tested every 30 days to ensure that it is working properly. To test the detector, press the reset button. The detector should sound an alarm and the LED should flash.
• Keep the detector clean. The 451-201 should be kept clean to prevent dirt and debris from interfering with its operation. To clean the detector, use a soft cloth and mild soap.
• Store the detector properly. The 451-201 should be stored in a cool, dry place. Do not store the detector in direct sunlight or near heat sources.

If you have any further questions or concerns about the Guardian Avionics 451-201, you should contact Guardian Avionics or a qualified technician.