MR277 - Measuring equipment FLIR - Free user manual and instructions
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| Product Type | Pinless Moisture Meter |
| Brand | FLIR |
| Model | MR277 |
| Dimensions | 6.8 x 2.6 x 1.2 inches (173 x 66 x 30 mm) |
| Weight | 8.8 oz (250 g) including battery |
| Power Supply | One 9V battery (included) |
| Measurement Range | 0% to 100% moisture content |
| Resolution | 0.1% |
| Accuracy | ±1% (for relative readings) |
| Measurement Depth | Up to 0.75 inches (19 mm) |
| Display | Backlit LCD with hold function |
| Operating Temperature | 32°F to 122°F (0°C to 50°C) |
| Storage Temperature | -4°F to 140°F (-20°C to 60°C) |
| Humidity Range | 0% to 99% RH (non-condensing) |
| Auto Power Off | After 5 minutes of inactivity |
| Key Features | Pinless measurement, built-in sensor, low battery indicator, calibration check |
| Applications | Wood, drywall, concrete, roofing, flooring |
| Maintenance | Clean with soft dry cloth; store in protective case |
| Safety | Do not immerse in water; use only as intended |
| User Manual | 76 pages, available in PDF |
| Warranty | Lifetime (subject to terms) |
Frequently Asked Questions - MR277 FLIR
How do I calibrate the FLIR MR277 moisture meter?
The FLIR MR277 does not require user calibration. It features a built-in calibration check that can be performed by pressing and holding the power button for 3 seconds. Follow the on-screen instructions.
What is the measurement depth of the MR277?
The MR277 measures moisture up to 0.75 inches (19 mm) below the surface, depending on the material density.
Can the MR277 be used on concrete?
Yes, the MR277 is suitable for measuring moisture in concrete, drywall, wood, and other building materials. However, for deep concrete readings, consider a dedicated concrete moisture meter.
How do I replace the battery in the MR277?
To replace the battery, slide off the battery cover on the back of the meter. Insert a new 9V battery and replace the cover. The low battery icon will indicate when replacement is needed.
What does the hold function do?
The hold function freezes the current reading on the display. Press the HOLD button to activate; press again or power off to release.
Is the FLIR MR277 waterproof?
No, the MR277 is not waterproof. It is designed for indoor use and should be protected from moisture and immersion. Clean with a dry cloth.
What is the auto power off time?
The meter automatically powers off after 5 minutes of inactivity to conserve battery. You can disable this feature by holding the power button during startup.
Can I use the MR277 to measure temperature?
The FLIR MR277 measures ambient temperature indirectly via its internal sensor. For accurate surface temperature, use an infrared thermometer.
How do I clean the sensor?
Clean the sensor area with a soft, dry cloth. Avoid using solvents or abrasives. Ensure the device is off during cleaning.
Where can I download the user manual for the MR277?
The user manual is available for free download from the FLIR website or from notice-facile.com. It contains detailed instructions and troubleshooting tips.
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USER MANUAL MR277 FLIR
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Product information
Brand : FLIR
Model : MR277
Category : Measuring equipment