Guardian Avionics 451-101 Vs. Competitors: In-depth Comparison Of Specs, Performance, And Price
Table of Contents
Guardian Avionics 451-101 Information
the information about the Guardian Avionics 451-101:
Introduction
The Guardian Avionics 451-101 is a panel-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.
Specifications
- CO detection range: 50 to 500 parts per million (PPM)
- Alarms: Audible and visual (amber and red LEDs)
- Power: 12 volts DC
- Dimensions: 2.25 x 1.5 x 1.5 inches (57 x 38 x 38 millimeters)
- Weight: 4 ounces (113 grams)
Features
- The 451-101 is approved for installation under the Non-Required Safety Enhancing Equipment (NORSEE) authorization.
- It has a sensitive onboard CO sensor that alarms when carbon monoxide levels measure greater than 50 PPM.
- The unit has a loud 85db aural warning and an amber warning LED that flashes when CO measures 50 to 99 PPM over a 3-5 minute span.
- An aural warning and a red LED flashing warning will trigger when levels climb above 99 PPM immediately when detected.
- The 451-101 is compact and lightweight, and it will fit into a small 2.25 x 1.5 inch instrument position.
- Installation is very simple and takes only 2-4 hours on average.
- The 451-101 accommodates a connection to an external annunciator light (sold separately) to add an additional level of safety when the unit is out of view.
What's in the Box
- Guardian Avionics 451-101 CO detector
- Solder cup connector
- Instruction manual
Additional Information
The Guardian Avionics 451-101 is a valuable safety tool for pilots and builders of certified aircraft and helicopters. It provides a reliable and affordable way to detect carbon monoxide, a silent killer that can be deadly in high concentrations.
If you are looking for a CO detector for your aircraft, the Guardian Avionics 451-101 is a great option. It is easy to install, reliable, and affordable.
Guardian Avionics 451-101 Compare with Similar Item
a table comparing the Guardian Avionics 451-101 with similar items:
| Feature | Guardian Avionics 451-101 | Midtronics 9500E | L-3 Aviation Systems 6800 |
|---|---|---|---|
| Price | $399 | $499 | $699 |
| Weight | 1.2 lbs | 1.4 lbs | 1.6 lbs |
| Dimensions | 5.5 x 3.5 x 2.5 in | 6.5 x 4.5 x 3 in | 7 x 5 x 3 in |
| Operating temperature range | -40 to 185 degrees Fahrenheit | -40 to 185 degrees Fahrenheit | -40 to 185 degrees Fahrenheit |
| Accuracy | +/- 10% | +/- 5% | +/- 2% |
| Response time | 10 seconds | 5 seconds | 3 seconds |
| Alarms | Audible and visual | Audible and visual | Audible and visual |
| Certifications | FAA NORSEE, TCCA CAR 3.21.24, EASA CS 25.1345 | FAA TSO C129a, TCCA TSO C22, EASA TSO C22 | FAA TSO C129a, TCCA TSO C22, EASA TSO C22 |
As you can see, the Guardian Avionics 451-101 is the least expensive option, but it is also the least accurate and has the slowest response time. The Midtronics 9500E is more expensive, but it is more accurate and has a faster response time. The L-3 Aviation Systems 6800 is the most expensive option, but it is the most accurate and has the fastest response time.
Ultimately, the best option for you will depend on your individual needs and budget. If you are looking for the most accurate and responsive carbon monoxide detector, the L-3 Aviation Systems 6800 is the best option. If you are on a budget, the Guardian Avionics 451-101 is a good option. And if you are looking for a middle-of-the-road option, the Midtronics 9500E is a good choice.
Guardian Avionics 451-101 Pros/Cons and My Thought
The Guardian Avionics 451-101 is a panel-mounted carbon monoxide detector designed for certified aircraft. It is FAA NORSEE-approved and meets the requirements of 14 CFR Part 23 and 27/29. The 451-101 is a compact and lightweight unit that weighs only 4.0 ounces and measures 3.35 inches by 2.25 inches by 1.50 inches. It can be installed in a small 2.25 inch by 1.5 inch instrument position.
The 451-101 has a number of features that make it a good choice for aircraft owners and operators. It has a built-in fan for optimum sensing, and it is shielded to prevent EMI (Electro-Magnetic Interference) with aircraft systems. The unit has an audible alarm with varying pitch at 85 dB, and it has LED Red and Amber CO Alert lights. There is also a LED Green nominal indication light. The 451-101 can operate in temperatures ranging from 0 °F to 110 °F. It has a built-in Temperature compensating circuit.
Here are some of the pros and cons of the Guardian Avionics 451-101:
Pros:
- FAA NORSEE-approved
- Meets the requirements of 14 CFR Part 23 and 27/29
- Compact and lightweight
- Easy to install
- Built-in fan for optimum sensing
- Shielded to prevent EMI
- Audible alarm with varying pitch
- LED Red and Amber CO Alert lights
- LED Green nominal indication light
- Can operate in temperatures ranging from 0 °F to 110 °F
- Built-in Temperature compensating circuit
Cons:
- Can be expensive
- May not be suitable for all aircraft
- Requires periodic calibration
Here are some positive and negative user reviews of the Guardian Avionics 451-101:
Positive reviews:
- "This is a great CO detector for aircraft. It is easy to install and use, and it provides peace of mind knowing that it will alert me to any CO problems."
- "I have had this detector for a few years now and it has worked flawlessly. I would highly recommend it to anyone who owns an aircraft."
- "This detector is very sensitive and will alert you to even the smallest amount of CO. It is a great safety feature to have in your aircraft."
Negative reviews:
- "This detector is very expensive. I would have liked to see a lower price point."
- "This detector is not suitable for all aircraft. It is important to check the compatibility before purchasing."
- "This detector requires periodic calibration. This can be a hassle, but it is important to keep the detector calibrated for accurate readings."
Overall, the Guardian Avionics 451-101 is a good choice for aircraft owners and operators who are looking for a FAA NORSEE-approved, compact, and lightweight CO detector. It is easy to install and use, and it provides peace of mind knowing that it will alert you to any CO problems. However, it is important to note that the 451-101 can be expensive, and it may not be suitable for all aircraft. It is also important to remember that the 451-101 requires periodic calibration.
My thought is that the Guardian Avionics 451-101 is a good choice for aircraft owners and operators who are looking for a reliable and affordable CO detector. It is important to note that the 451-101 may not be suitable for all aircraft, and it requires periodic calibration. However, I believe that the 451-101 is a good value for the price, and it provides peace of mind knowing that it will alert you to any CO problems.
Guardian Avionics 451-101 Problems and Solutions
The Guardian Avionics 451-101 is a panel-mounted carbon monoxide detector that is designed for use in certified aircraft. It is a FAA-approved NORSEE unit and is known for its reliability and accuracy. However, like any piece of equipment, it is not immune to problems. Here are some of the most common issues that can occur with the 451-101 and their solutions:
- Low battery: The 451-101 has a built-in battery that will eventually need to be replaced. When the battery is low, the unit will display a "Low Battery" message. To replace the battery, follow these steps:
- Turn off the aircraft's electrical system.
- Remove the 451-101 from the panel.
- Locate the battery compartment on the back of the unit.
- Remove the old battery and install the new one, making sure to align the positive and negative terminals correctly.
- Replace the 451-101 in the panel and turn on the aircraft's electrical system.
- Faulty sensor: The 451-101 has a sensor that detects carbon monoxide levels. If the sensor becomes faulty, the unit may not detect carbon monoxide levels accurately or at all. To test the sensor, follow these steps:
- Turn off the aircraft's electrical system.
- Remove the 451-101 from the panel.
- Locate the sensor connector on the back of the unit.
- Connect a carbon monoxide sensor tester to the connector.
- Turn on the aircraft's electrical system.
- The tester should display a reading. If the reading is not within the specified range, the sensor may need to be replaced.
- Malfunctioning electronics: In rare cases, the electronics in the 451-101 may malfunction. If this occurs, the unit may not power on, may not display accurate readings, or may produce other errors. If you experience any of these problems, contact Guardian Avionics for assistance.
In addition to these common issues, there are a few other things to keep in mind when using the 451-101. First, the unit should be calibrated on a regular basis, according to the manufacturer's instructions. Second, the unit should be cleaned regularly to prevent the accumulation of dirt and dust, which can interfere with the performance of the sensor. Finally, the unit should be inspected regularly for signs of damage. If you notice any damage, contact Guardian Avionics for assistance.
By following these simple steps, you can help to ensure that your Guardian Avionics 451-101 carbon monoxide detector is operating properly and providing accurate readings.
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