Velleman DVM123 User Manual

DVM123 - 1 - VELLEMAN
DVM123 – MOISTURE METER FOR WOOD AND BUILDING MATERIAL
1. Introduction & Features
To all residents of the European Union
Important environmental information about this product
This symbol on the device or the package indicates that disposal of the device after its lifecycle could harm
the environment.
Do not dispose of the unit (or batteries) as unsorted municipal waste; it should be taken to a specialised
company for recycling.
This device should be returned to your distributor or to a local recycling service.
Respect the local environmental rules.
If in doubt, contact your local waste disposal authorities.
Thank you for buying the DVM123! Please read the manual thoroughly before bringing this device into service. If the
device was damaged in transit, don't install or use it and contact your dealer.
2. Function Check ( )
• Place the electrodes on the T contacts on the protective cap.
Reference display for wood: 27% +/- 2%
Reference display for building material: 1.25% +/- 0.1%
3. Use
• Remove the protective cap. You can put the cap on the bottom side so as not to lose it.
• The device switches on automatically.
• Place the device on the object and press the electrodes as far as possible into the material.
• When measuring wood, always place the device perpendicular to the wood structure.
• Repeat the operation to yield representative data.
• Once the measurement is finished, replace the protective cap on the top side. The device will automatically switch off.
In order to conserve battery life, the meter will automatically switch off after ±15min. of inactivity. Press the yellow
button between the electrodes to reactivate on the device.
4. Reading the Display
A continuous line: even values
A dotted line: uneven values
Overflow: reading > 44% / 2%
NOTE: Characteristics due to growth or type of wood and deviating wood temperatures may make it necessary to
correct the displayed values. Measurements should be carried out according to the drying and weighing /
calcium carbide method in the case of inspections or for reference purposes.
5. Battery Check ( )
• Place the electrodes on the B contacts on the protective cap.
Reference display for wood: >44%
Reference display for building material: 2.05%

Velleman DVM123 Specifications

General

Brand	Velleman
Model	DVM123
Category	Measuring Instruments
Language	English

Summary

Introduction and Features

Environmental Precautions

Important information on proper disposal and recycling of the device to protect the environment.

Initial Product Use Guidance

Guidance on reading the manual before use and handling devices damaged during transit.

Function Check Procedure

Performing Function Check

Instructions for placing electrodes on the protective cap's T contacts for a function check.

Function Check Reference Values

Specifies reference display values for wood (27% +/- 2%) and building material (1.25% +/- 0.1%).

Device Usage Instructions

Operating the Moisture Meter

Step-by-step guide for operating the moisture meter, including placement and orientation.

Automatic Switch-off and Reactivation

Details the device's automatic switch-off after inactivity and reactivation method.

Reading the Display

Display Indicators Explained

Explains the meaning of display indicators: continuous line for even values, dotted line for uneven values.

Overflow Condition Indicator

Defines the overflow condition indicated by a triangle symbol for readings exceeding 44% / 2%.

Measurement Notes and Corrections

Important notes on factors affecting readings and recommended measurement methods.

Battery Check

Performing Battery Check

Procedure for checking the battery by placing electrodes on the protective cap's B contacts.

Battery Check Reference Values

Provides reference display values for battery check for wood (>44%) and building material (2.05%).