Guardian Avionics 451-201: The Ultimate Guide – Full Specifications, Comparisons, Manuals, Troubleshooting, And Where To Buy
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 FAA-certified Part 23 aircraft and Part 27 and 29 rotorcraft. It is a compact and lightweight unit that is easy to install and maintain. The 451-201 is powered by a 14/28 VDC power supply and has an internal fan for optimum sensing. It is also shielded to prevent EMI (Electro-Magnetic Interference) with aircraft systems.
Specifications
The following table summarizes the specifications of the Guardian Avionics 451-201:
| Feature | Specification |
|---|---|
| Operating Temperature | 0°F to 110°F |
| Operating Humidity | 0% to 95% RH |
| Sensitivity | 50 to 999 PPM CO |
| Alarm Level | 50 PPM CO |
| Audible Alarm | 85 dB |
| Visual Alarm | Amber LED |
| Power Supply | 14/28 VDC |
| Dimensions | 3.35" x 2.25" x 1.50" |
| Weight | 4.0 oz |
Features
The Guardian Avionics 451-201 has a number of features that make it a valuable safety tool for aircraft:
- Remote mounting: The 451-201 can be mounted remotely, which allows it to be placed in a location where it will not interfere with other aircraft systems.
- High sensitivity: The 451-201 is very sensitive to CO, which means that it will provide early warning of CO poisoning.
- Loud audible alarm: The 451-201 has a loud audible alarm that will sound if CO levels reach dangerous levels.
- Visual alarm: The 451-201 also has a visual alarm that will flash if CO levels reach dangerous levels.
- Easy to install: The 451-201 is easy to install and maintain.
What's in the box?
The following items are included in the box with the Guardian Avionics 451-201:
- CO detector unit
- Test/reset button
- External mounting bracket
- Wiring harness
- Instruction manual
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Conclusion
The Guardian Avionics 451-201 is a valuable safety tool for aircraft that can help to protect pilots and passengers from the dangers of carbon monoxide poisoning. It is a compact, lightweight, and easy-to-install unit that has a number of features that make it a reliable and effective CO detector.
If you are looking for a CO detector for your aircraft, the Guardian Avionics 451-201 is a great option. It is a well-made and reliable unit that will help to keep you and your passengers safe.
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 | Guardian Avionics 551-101-002 | Guardian Avionics 553-101-001 |
|---|---|---|---|
| Price | $449 | $549 | $749 |
| Installation | Remote | Panel mount | Panel mount |
| Weight | 4.0 oz | 5.0 oz | 5.0 oz |
| Sensitivity | 50 PPM | 50 PPM | 50 PPM |
| Alarms | Aural and visual | Aural and visual | Aural and visual |
| Other features | - | Digital display | Digital display, altitude compensation |
| FAA approval | NORSEE | NORSEE | NORSEE |
As you can see, the Guardian Avionics 451-201 is the most affordable option, but it is also the most basic. It is a remote unit that requires the installation of a reset/test button and an annunciator/alert light. It has a sensitivity of 50 PPM and alarms with an aural and visual warning when CO levels reach 50 to 99 PPM or above 99 PPM.
The Guardian Avionics 551-101-002 is a panel mount unit that is slightly more expensive than the 451-201. It has the same sensitivity and alarm features, but it also has a digital display that shows the current CO level.
The Guardian Avionics 553-101-001 is the most expensive option, but it also has the most features. It is a panel mount unit with a digital display and altitude compensation. This means that the alarm threshold will automatically adjust as the altitude changes, ensuring that you are always protected from CO poisoning, regardless of your altitude.
Ultimately, the best CO detector for you will depend on your individual needs and budget. If you are looking for the most affordable option, the Guardian Avionics 451-201 is a good choice. If you want a panel mount unit with a digital display, the Guardian Avionics 551-101-002 is a good option. And if you want the most advanced CO detector, the Guardian Avionics 553-101-001 is the best choice.
I hope this helps!
Guardian Avionics 451-201 Pros/Cons and My Thought
The Guardian Avionics 451-201 is a remote-mount carbon monoxide (CO) detector designed for certified aircraft. It is FAA-approved and meets the NORSEE (Non-Rebreather Oxygen System Equipment) standard. The detector is compact and lightweight, measuring just 3.35 inches long, 2.25 inches wide, and 1.5 inches high. It weighs only 4 ounces.
The Guardian 451-201 has a number of features that make it a good choice for aircraft owners and operators. These features include:
- Compact and lightweight design: The detector is small and lightweight, making it easy to install and stow.
- Simple installation: The detector can be installed in just 2-4 hours by most pilots.
- FAA-approved: The detector meets FAA NORSEE standards, ensuring that it is safe and effective.
- Audible alarm: The detector has a loud audible alarm that will sound if CO levels reach dangerous levels.
- Temperature compensation: The detector has a built-in temperature compensating circuit that ensures that it will operate accurately in a wide range of temperatures.
Here are some of the pros and cons of the Guardian Avionics 451-201:
Pros:
- Compact and lightweight design
- Simple installation
- FAA-approved
- Audible alarm
- Temperature compensation
Cons:
- Can be expensive
- Not all features are necessary for all aircraft
Here are some user reviews of the Guardian Avionics 451-201:
Positive reviews:
- "This detector is easy to install and use. It gives me peace of mind knowing that it will alert me if there is CO in my aircraft."
- "I've had this detector for several years and it's never failed me. It's a great investment for the safety of my passengers."
- "This detector is very sensitive and will alert you to CO levels well before they reach dangerous levels."
Negative reviews:
- "This detector is expensive, but it's worth the peace of mind."
- "Some of the features on this detector are not necessary for all aircraft."
- "The detector can be a bit finicky to set up, but once it's set up it works great."
Overall, the Guardian Avionics 451-201 is a well-made and reliable CO detector that is a good choice for aircraft owners and operators. It is compact, lightweight, and easy to install. It is also FAA-approved and meets NORSEE standards. The detector has a number of features that make it a good choice for safety, including a loud audible alarm and temperature compensation.
My thoughts:
I think the Guardian Avionics 451-201 is a great choice for aircraft owners and operators who are looking for a reliable and easy-to-use CO detector. It is compact, lightweight, and easy to install. It is also FAA-approved and meets NORSEE standards. The detector has a number of features that make it a good choice for safety, including a loud audible alarm and temperature compensation.
However, the detector is expensive, and some of the features may not be necessary for all aircraft. Overall, I think the Guardian Avionics 451-201 is a good value for the price, and it is a great way to add an extra layer of safety to your aircraft.
Guardian Avionics 451-201 Where To Buy
some places where you can buy the Guardian Avionics 451-201 and spare parts:
- Direct from Guardian Avionics: This is the manufacturer's website, and they offer a variety of options, including new units, remanufactured units, and spare parts.
- Walmart: Walmart is a large retailer that often carries a variety of aviation products, including the Guardian Avionics 451-201.
- Amazon: Amazon is another large retailer that often carries a variety of aviation products, including the Guardian Avionics 451-201.
- Best Buy: Best Buy is an electronics retailer that sometimes carries aviation products, including the Guardian Avionics 451-201.
- Lowes: Lowe's is a home improvement retailer that sometimes carries aviation products, including the Guardian Avionics 451-201.
- eBay: eBay is an online marketplace where you can often find used or refurbished Guardian Avionics 451-201 units and spare parts.
Please note that the availability of the Guardian Avionics 451-201 and spare parts may vary depending on the retailer. It is also important to check the prices before you buy, as they can vary from retailer to retailer.
I hope this helps!
Guardian Avionics 451-201 Problems and Solutions
The Guardian Avionics 451-201 is a panel-mounted carbon monoxide (CO) detector designed for FAA-certified Part 23 aircraft and Part 27 and 29 rotorcraft. It is a reliable and effective device, but like all equipment, it can experience problems.
Here are some of the most common issues with the Guardian Avionics 451-201, along with steps you can take to troubleshoot and resolve them:
- The detector is not alarming when CO levels are present.
- Check the battery. The detector will not alarm if the battery is low.
- Check the sensor. The sensor may be dirty or damaged. If it is dirty, you can clean it with a soft cloth. If it is damaged, you will need to replace it.
- Check the wiring. The wiring may be damaged or improperly connected. If it is damaged, you will need to repair it. If it is improperly connected, you will need to reconnect it correctly.
- The detector is alarming when CO levels are not present.
- Check the battery. The detector may be low on battery.
- Check the sensor. The sensor may be dirty or damaged. If it is dirty, you can clean it with a soft cloth. If it is damaged, you will need to replace it.
- Check the wiring. The wiring may be damaged or improperly connected. If it is damaged, you will need to repair it. If it is improperly connected, you will need to reconnect it correctly.
- The detector is not turning on.
- Check the battery. The battery may be low or dead.
- Check the fuse. The fuse may be blown.
- Check the wiring. The wiring may be damaged or improperly connected.
If you are unable to troubleshoot and resolve the issue with your Guardian Avionics 451-201, you should consult with a qualified aircraft mechanic.
In addition to the above, here are some general tips for maintaining your Guardian Avionics 451-201:
- Inspect the detector regularly. Check the battery and sensor for signs of damage or wear.
- Clean the detector regularly. Use a soft cloth to wipe down the exterior of the detector.
- Test the detector regularly. Press the test button to make sure the detector is working properly.
By following these tips, you can help to ensure that your Guardian Avionics 451-201 is operating properly and providing you with accurate CO readings.
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