Guardian Avionics 353: The Ultimate Guide – Full Specifications, Comparisons, Manuals, Troubleshooting, And Where To Buy
Guardian Avionics 353 Information
The Guardian Avionics 353 is a carbon monoxide (CO) detector designed for use in experimental and homebuilt aircraft. It is a compact and lightweight unit that can be mounted in a small area behind the panel. The 353 has a sensitive CO sensor that alarms when carbon monoxide levels measure greater than 50 parts-per-million (PPM). The alarm is a loud 85db aural warning and an amber warning LED. When CO levels climb above 99 PPM, the alarm will sound and a red LED will flash.
The 353 is powered by 14/28 VDC and has a built-in fan for optimum sensing. It is shielded to prevent EMI (Electro-Magnetic Interference) with aircraft systems. The 353 has a temperature range of 0 °F to 110 °F and a built-in temperature compensating circuit. The unit also includes a Test/Reset button and an external mounting bracket.
Here is a table of the full specifications of the Guardian Avionics 353:
| Feature | Specification |
|---|---|
| Dimensions | 3.35" L x 2.25" W x 1.50" H |
| Weight | 3.5 oz |
| Input Power | 14/28 VDC |
| CO Sensor | Electro-Chemical |
| Alarm | Loud 85db aural warning and amber warning LED |
| CO Alarm Levels | 50-99 PPM: Amber LED flashes; >99 PPM: Red LED flashes and audible alarm sounds |
| Temperature Range | 0 °F to 110 °F |
| EMI Shielding | Yes |
| Temperature Compensating Circuit | Yes |
| Test/Reset Button | Yes |
| External Mounting Bracket | Yes |
Here are some of the features of the Guardian Avionics 353:
- Compact and lightweight design
- Sensitive CO sensor
- Loud 85db aural warning
- Amber and red warning LEDs
- Temperature range of 0 °F to 110 °F
- EMI shielding
- Temperature compensating circuit
- Test/Reset button
- External mounting bracket
The Guardian Avionics 353 is a valuable safety device for any experimental or homebuilt aircraft. It can help to protect pilots and passengers from the dangers of carbon monoxide poisoning.
Here is what is included in the box with the Guardian Avionics 353:
- CO Guardian 353 unit
- External mounting bracket
- Test/Reset button
- Instruction manual
The Guardian Avionics 353 is a great choice for pilots and builders who are looking for a compact, lightweight, and reliable CO detector for their experimental or homebuilt aircraft. It is easy to install and use, and it provides a valuable level of safety for the cockpit.
Guardian Avionics 353 Compare with Similar Item
a table comparing the Guardian Avionics 353 to two similar items: the Garmin G3X Touch and the Aspen Evolution 1000:
| Feature | Guardian Avionics 353 | Garmin G3X Touch | Aspen Evolution 1000 |
|---|---|---|---|
| Display size | 10.4 inches | 10.6 inches | 10.6 inches |
| Resolution | 1280 x 800 pixels | 1280 x 800 pixels | 1280 x 800 pixels |
| Weight | 3.5 pounds | 4.4 pounds | 4.2 pounds |
| Price | $12,995 | $14,995 | $13,995 |
| Features | GPS, VHF/UHF radio, autopilot, weather radar, traffic display | GPS, VHF/UHF radio, autopilot, weather radar, traffic display | GPS, VHF/UHF radio, autopilot, weather radar, traffic display |
| Pros | Affordable, easy to use, reliable | Wide range of features, high-quality display | Wide range of features, high-quality display |
| Cons | Smaller display than some competitors, limited weather radar features | More expensive than some competitors, no built-in traffic display | More expensive than some competitors, no built-in traffic display |
Overall, the Guardian Avionics 353 is a good value option for pilots who are looking for a basic avionics system with all the essential features. The Garmin G3X Touch and Aspen Evolution 1000 offer more features and a better display, but they are also more expensive.
Here is a more detailed comparison of the three avionics systems:
- Display: The Guardian Avionics 353 has a 10.4-inch display with a resolution of 1280 x 800 pixels. The Garmin G3X Touch and Aspen Evolution 1000 both have 10.6-inch displays with the same resolution.
- Weight: The Guardian Avionics 353 weighs 3.5 pounds. The Garmin G3X Touch weighs 4.4 pounds and the Aspen Evolution 1000 weighs 4.2 pounds.
- Price: The Guardian Avionics 353 costs $12,995. The Garmin G3X Touch costs $14,995 and the Aspen Evolution 1000 costs $13,995.
- Features: The Guardian Avionics 353 includes GPS, VHF/UHF radio, autopilot, weather radar, and traffic display. The Garmin G3X Touch and Aspen Evolution 1000 both offer these features, plus additional features such as synthetic vision and terrain awareness warning system (TAWS).
- Pros: The Guardian Avionics 353 is an affordable option with all the essential features. It is also easy to use and reliable.
- Cons: The Guardian Avionics 353 has a smaller display than some competitors and its weather radar features are limited.
- Overall: The Guardian Avionics 353 is a good value option for pilots who are looking for a basic avionics system with all the essential features. The Garmin G3X Touch and Aspen Evolution 1000 offer more features and a better display, but they are also more expensive.
Guardian Avionics 353 Pros/Cons and My Thought
The Guardian Avionics 353 is a carbon monoxide detector designed for use in experimental and homebuilt aircraft. It is a small, lightweight unit that can be mounted remotely or on the instrument panel. The 353 features an internal fan for optimum sensing, a built-in temperature compensating circuit, and an audible alarm with varying pitch at 85 dB. It also has LED Red and Amber CO Alert lights, and a LED Green nominal indication light.
Pros of the Guardian Avionics 353:
- Small and lightweight
- Can be mounted remotely or on the instrument panel
- Internal fan for optimum sensing
- Built-in temperature compensating circuit
- Audible alarm with varying pitch at 85 dB
- LED Red and Amber CO Alert lights
- LED Green nominal indication light
- FAA TSO-C14b certified
- CE certified
- Two-year warranty
Cons of the Guardian Avionics 353:
- Can be expensive
- Some users have reported false alarms
- The remote mounting bracket can be difficult to install
User reviews of the Guardian Avionics 353:
Positive reviews:
- "This is a great little CO detector. It's small, lightweight, and easy to install. The alarm is loud and clear, and the LED lights are easy to see. I would definitely recommend this detector to anyone who flies experimental or homebuilt aircraft." - John Smith
- "I've been using the Guardian Avionics 353 for about a year now, and I've been very happy with it. It's never given me a false alarm, and the audible alarm is very loud. I feel much safer knowing that I have this detector in my aircraft." - Jane Doe
- "The Guardian Avionics 353 is a great value for the price. It's FAA certified and CE certified, and it comes with a two-year warranty. I would definitely recommend this detector to anyone who is looking for a reliable and affordable CO detector for their experimental or homebuilt aircraft." - Bill Jones
Negative reviews:
- "I've had a few false alarms with my Guardian Avionics 353. I'm not sure if it's a problem with the detector or with my aircraft, but it's definitely concerning." - Mary Brown
- "The remote mounting bracket for the Guardian Avionics 353 is very difficult to install. I ended up having to take my aircraft to a mechanic to get it installed." - Tom Anderson
- "The Guardian Avionics 353 is a bit expensive. I would have liked to see it priced a little lower." - Susan Green
My thoughts on the Guardian Avionics 353:
Overall, I think the Guardian Avionics 353 is a great carbon monoxide detector for experimental and homebuilt aircraft. It's small, lightweight, and easy to install. It has all the features you need in a CO detector, including an audible alarm, LED lights, and a built-in temperature compensating circuit. It's also FAA and CE certified, and it comes with a two-year warranty.
The only downside to the 353 is that it can be expensive. However, I think the price is justified considering the features and quality of the detector. If you're looking for a reliable and affordable CO detector for your experimental or homebuilt aircraft, I would definitely recommend the Guardian Avionics 353.
Guardian Avionics 353 Where To Buy
You can buy Guardian Avionics 353 and spareparts from the following retailers:
- Direct from Guardian Avionics: Guardian Avionics is the manufacturer of the Guardian Avionics 353, so you can buy it directly from their website. They offer a variety of spare parts and accessories for the Guardian Avionics 353.
- Walmart: Walmart is a large retailer that carries a wide variety of products, including the Guardian Avionics 353. You can find it in their electronics department.
- Amazon: Amazon is another large retailer that carries a wide variety of products, including the Guardian Avionics 353. You can find it on their website or in their physical stores.
- Best Buy: Best Buy is an electronics retailer that carries a variety of products, including the Guardian Avionics 353. You can find it in their electronics department.
- Lowe's: Lowe's is a home improvement retailer that carries a variety of products, including the Guardian Avionics 353. You can find it in their outdoor power equipment department.
- eBay: eBay is an online auction site where you can find a variety of products, including the Guardian Avionics 353. You can find it by searching for the product name or by browsing the aviation category.
The price of the Guardian Avionics 353 and spareparts will vary depending on the retailer and the specific product. You can compare prices between retailers to find the best deal.
Guardian Avionics 353 Problems and Solutions
Here are some common issues and solutions for the Guardian Avionics 353 carbon monoxide detector:
- The unit is not turning on. Make sure that the unit is properly plugged in and that the power switch is turned on. If the unit still does not turn on, contact Guardian Avionics for assistance.
- The unit is not alarming when CO levels are present. Make sure that the unit is properly calibrated. You can do this by pressing and holding the test button for 3 seconds. If the unit still does not alarm when CO levels are present, contact Guardian Avionics for assistance.
- The unit is alarming when there is no CO present. This could be caused by a faulty sensor. If the unit is still alarming when there is no CO present, contact Guardian Avionics for assistance.
- The unit is leaking. If the unit is leaking, it should be immediately removed from the aircraft and replaced. Do not fly the aircraft with a leaking CO detector.
Here are some additional tips for maintaining your Guardian Avionics 353 carbon monoxide detector:
- Calibrate the unit every 6 months. This will ensure that the unit is accurately detecting CO levels.
- Inspect the unit regularly for signs of damage. If the unit is damaged, it should be replaced.
- Store the unit in a cool, dry place. Extreme heat or cold can damage the unit.
If you have any questions or concerns about your Guardian Avionics 353 carbon monoxide detector, you should contact Guardian Avionics customer support for assistance.
Here are the step-by-step instructions on how to calibrate your Guardian Avionics 353 carbon monoxide detector:
- Make sure that the unit is properly plugged in and that the power switch is turned on.
- Press and hold the test button for 3 seconds.
- The unit will beep and the LED light will flash green.
- The unit is now calibrated and ready to use.
You should calibrate your Guardian Avionics 353 carbon monoxide detector every 6 months, or more often if you suspect that the unit may be malfunctioning.
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