calcert 7440 AccuMASTER XT Moisture Meter User Manual

June 13, 2024
Calcert

calcert 7440 AccuMASTER XT Moisture Meter

Product Information

The AccuMASTER XT Moisture Meter is a durable and precise tool designed for homeowners, woodworkers, builders, home inspectors, and flooring contractors. This moisture meter can be used to detect hidden leaks in walls, carpeting, flooring, and ceilings. It is also useful for checking the moisture content of lumber for building and woodworking projects and ensuring firewood is ready to burn.

With the AccuMASTER XT, you can prevent costly problems by identifying moisture before it becomes a major issue. This versatile tool allows you to easily check the moisture levels of wood, lumber, drywall, and concrete before painting, sealing, or treating. It can also quickly locate water leaks in roofs, walls, and floors. Whether you’re buying wood for construction or selecting firewood for burning, the AccuMASTER XT ensures you always choose dry materials.

Product Usage Instructions

  1. Handle the AccuMASTER XT with care when removing the protective cover as the measuring pins are sharp.

  2. Remove the protective cap from the top of the meter and attach it to the bottom end.

  3. Press and hold the power button to turn on the unit.

  4. Press the mode button to select between wood or building material mode.

  5. Carefully press the test pins into the material you want to measure.

  6. The moisture content (MC) will be displayed as a percentage on the LCD screen. The raindrop icons indicate the different ranges of moisture content (low, medium, or high).

  7. An audible alert will increase in frequency as the moisture content increases.

  8. If measuring in a hard-to-reach place where it’s difficult to see the display, press the hold button once to lock the MC reading.
    The hold icon will appear on the LCD. Press the hold button again to release the lock.

  9. To toggle between wood and building material mode, press the mode button.

  10. To hold the display, press the hold button. Press it again to release.

  11. To power on, press and hold the power button for one second.
    Press it again to power off. The device will auto-power off after 3 minutes of inactivity.

  12. If the low battery warning is displayed on the LCD, replace the 9V alkaline battery. Remove the battery cover on the back of the device and install a fresh battery.

Note: Replacement pins are available (Model #7440-PINS).

Made in China

For more information, contact:

Toll-Free Number: 1.888.610.7664

Website: www.calcert.com

Email: sales@calcert.com

Find hidden leaks in walls, carpeting, flooring and ceilings
Check lumber for building and woodworking
Check firewood to make sure it’s ready to burn

INTRODUCTION

Congratulations on your purchase of the AccuMASTER XT Moisture Meter. It’s a tough, accurate tool for homeowners, woodworkers, builders, home inspectors and flooring contractors.
Use the AccuMASTER XT to find moisture before it becomes a costly problem. Easily check wood, lumber, drywall and concrete before painting, sealing or treating. Quickly find water leaks in roofs,walls and floors. With the AccuMASTER XT you’ll always know you’re selecting dry lumber when buying wood for building or selecting firewood for burning.

HOW TO USE

Caution: Handle with care when removing protective cover.
The measuring pins are very sharp.

  • Remove the protective cap from the top of the meter and attach it to the bottom end. Press and hold the button to turn the unit on.
    Press the  button to select wood or building material .

  • Carefully press the test pins into the material you want to measure. The Moisture Content (MC) is displayed as a percentage, and the “raindrops” in the LCD show the different ranges of moisture content – low, medium or high. Audible alert gets faster as moisture content increases.

  • When measuring in a hard-to-reach place where it’s difficult to see the display, press the button once to lock the MC reading. The icon will appear on LCD. Press the button again to release the hold.

EXAMPLES OF TYPICAL PROJECTS USING THIS METER

Use your AccuMASTER XT to find leaks in drywall, carpeting, flooring or ceilings caused by damaged roofs, flooding, burst pipes or underground seepage. Find moisture early to avoid moisture-related problems like mold and rotting wood.
You can also use your AccuMASTER XT to monitor moisture content to determine the tangential, radial and longitudinal shrinkage of wood for your woodworking projects and material readiness.

Buying Lumber and Wood – When purchasing lumber for building projects or woodworking, make sure your wood is dry enough to avoid shrinkage, cracking, splitting or warping.

Firewood – Check to see if the wood is dry enough to burn in stoves or fireplaces.

Prior to painting, tiling, varnishing or wallpapering – Determine if your surface is ready for application.

Gardening – Use the meter to monitor soil moisture conditions to ensure healthy gardens.

USER TIPS
Gently push the measuring pins into the material to be measured. Do not use excessive force. Do not bang or forcefully push the pins into hard materials such as concrete.

To more lately se ail mister notes a the sume with as the pins and no deeper than the length of the pins. Then touch the tips of the measuring pins to the bottom of the holes.
Always keep the measuring pins clean and replace the protective cover when not in use.

SPECIFICATIONS AND FEATURES

  • Measuring Range:
    5% – 50% (wood); 1.5% -33% (other building materials)

  • Operating Voltage:
    9V battery (included)

  • Auto Power off: 3 minutes

  • Accuracy: +/-3%

  • Hold button locks the reading

  • Measuring Test Pins:
    Stainless steel, replaceable

  • Material measured:
    Wood/timber and building material – brick, concrete, drywall, plaster

  • Full-time, backlit LCD display is large and easy to read

  • One-vear warranty

OPERATION INSTRUCTIONS

  1. Protective cover
  2. Test Pins
  3. Full-time backlit display shows moisture content as a percentage and:
    • Battery charge indicator
    • Wood
    • Building Material
    • Lock/Freeze display
  4. Press key to toggle between wood and building material.
  5. Press Hold to hold display. Press again to release.
  6. Press for one second to power on. Press again to power off.
    Auto-powers off after 3 minutes.

Replacement pins available
Model #7440-PINS

How to replace battery:
Replace with a 9V alkaline type battery when low battery warning is seen on the LCD. Remove the battery cover on the back of the device and install a fresh battery.

1.888.610.7664
www.calcert.com
sales@calcert.com

References

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