DEM801 - Measuring equipment VELLEMAN - Free user manual and instructions

Product type	Digital moisture meter
Brand	Velleman
Model	DEM801
Dimensions	163 x 62 x 30 mm
Weight (with battery)	153 g
Power supply	1 9V 6F22 battery (included)
Humidity measurement range (wood)	1 to 70% RH
Humidity measurement range (building materials)	0.1 to 2.4% RH
Temperature measurement range	-20 to 70 °C (-4 to 158 °F)
Wood humidity accuracy (0-30%)	±1%
Temperature accuracy	±1.5 °C (±2.7 °F)
Auto power off	After 30 seconds
Main functions	Humidity and temperature measurement; backlight; SCAN/HOLD mode; MAX/MIN display; °C/°F selection
Electrodes	10 mm, replaceable
Display	LCD with graphical humidity level display
Maintenance and cleaning	Clean with a non-linting damp cloth; avoid alcohol and solvents; do not immerse
Safety	Protect from rain, humidity, shocks, extreme temperatures and dust; sharp probes, use the cap
Spare parts and repairability	No user-serviceable parts; order spare parts from your dealer
General information	24-month warranty; domestic use; operating temperature 0-50 °C; humidity 0-85% RH

Frequently Asked Questions - DEM801 VELLEMAN

How to turn the DEM801 on and off?

Press the on/off button to turn on the device. To turn it off, hold the on/off button until the display turns off.

What type of battery to use and how to replace it?

Use a 9V battery type 6F22. Turn off the device, open the battery compartment on the back, remove the old battery and insert the new one respecting the indicated polarity.

How to use the moisture meter on different materials?

Select the desired material mode with the MODE button (wood or building materials). Insert the probes perpendicular to the wood fibers about 5 mm deep for optimal measurement.

What does the SCAN/HOLD icon mean?

Briefly press the backlight button to toggle between SCAN (continuous measurement) and HOLD (frozen value) modes. The corresponding icon is displayed.

How to display minimum and maximum values?

Press the MAX/MIN button to cycle through minimum, maximum values and return to normal mode. The MAX and MIN icons are displayed.

The device turns off by itself, is this normal?

Yes, auto power off is enabled by default after 30 seconds of inactivity to save battery. To disable this function, refer to the manual.

How to clean the moisture meter?

Clean the housing with a soft, slightly damp cloth. Do not use alcohol, solvents or abrasive products. Never immerse the device in water.

Are the probes replaceable?

Yes, the 10 mm electrodes are replaceable. If worn or damaged, order replacement probes from your dealer.

What is the measurement accuracy for wood?

The accuracy is ±1% for humidity from 0 to 30%, ±2% between 30 and 60%, and ±4% between 60 and 70%.

Can I use the device outdoors?

The device must be protected from rain, humidity and water splashes. Use it in a sheltered area and store it in a dry place after use.

USER MANUAL DEM801 VELLEMAN

DIGITAL MOISTURE TESTER WITH THERMOMETER
VOCHTMETER MET THERMOMETER
HUMIDIMÉTRE AVEC THERMOMÉTRE
MEDIDOR DE HUMEDAD DIGITAL CON TERMÔMETRO
DIGITAL-FEUCHTEMEMRESSGERÄT
WILGOTNOSCIOMIERZ CYFROWY Z TERMOMETREM
MEDIDOR DE HUMIDADE DIGITAL

USER MANUAL 4

HANDLEIDING 8

MODE D'EMPLOI 12

MANUAL DEL USUARIO 16

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 specialized 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 choosing Velleman! Please read the manual thoroughly before bringing this device into service. If the device was damaged in transit, do not install or use it and contact your dealer.

2. Safety Instructions

This device can be used by children aged from 8 years and above, and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning the use of the device in a safe way and understand the hazards involved. Children shall not play with the device. Cleaning and user maintenance shall not be made by children without supervision.

Keep this device away from rain, moisture, splashing and dripping liquids.

Protect this device from shocks and abuse. Avoid brute force when operating the device.

Protect the device against extreme heat and dust.

There are no user-serviceable parts inside the device. Refer to an authorized dealer for service and/or spare parts.

3. General Guidelines

Refer to the Velleman® Service and Quality Warranty on the last pages of this manual.

• Familiarise yourself with the functions of the device before actually using it.
• All modifications of the device are forbidden.
• Only use the device for its intended purpose. Using the device in an unauthorised way will void the warranty.

4. Overview

Refer to the illustrations on page 2 of this manual.

General

1	protection cap
2	measurement probes
3	LCD display
4	power button

5	backlight button
6	°C/°F button
7	MODE button
8	MAX/MIN button

LCD

1	moisture level graph
2	auto power-off
3	ambient temperature
4	°C/°F icon
5	battery level

6	SCAN/HOLD icon
7	MAX/MIN icon
8	moisture unit
9	moisture level
10	material mode

5. Battery

1. To replace the battery, make sure the device is switched off.
2. Open the battery compartment at the back.
3. Take out the old battery and replace with a new and identical 9 V battery following the polarity markings inside the compartment.
4. Close the battery compartment.

WARNING

Do not puncture batteries or throw them in fire as they may explode. Do not attempt to recharge non-rechargeable batteries (alkaline). Dispose of batteries in accordance with local regulations. Keep batteries away from children.

6. Operation

REMARK

• This moisture meter has a temperature compensation function. If the meter is used in an ambient with a wide temperature difference, please leave the meter to rest for 30 minutes until it has reached room temperature.
• For the best results, the probes should be inserted perpendicular to the wood's fibre structure.
• This meter has been calibrated before delivery. Do not revise the calibration parameters without professional equipment and qualified personnel.
• Protect the device and probes from (corrosive) liquids.
• The probes are extremely sharp. Use the meter with care and always protect with its cap.

1. Press the power button to switch on the meter.
2. Select the temperature unit and suitable measuring mode (please refer to the list on the product's page on www.velleman.eu).
3. Push the measurement probes about 5mm deep into the material to be measured. The display shows the measured value.
4. Press the MAX/MIN to display the maximum and minimum measured values. Press again to go back to the normal measurement mode.
5. Briefly press the backlight button to switch the scan or hold mode. Keep the button pressed to switch the backlight on or off.
6. Press the on-off button to switch off the meter. Place the protection cap over the measurement probes.

7. Cleaning and Maintenance

• Wipe the device regularly with a moist, lint-free cloth. Do not use alcohol or solvents. Do not submerge the device in any liquid.
• Store the meter in a dry place away from humidity and vibrations.
• Remove the battery when the meter is to be stored for long periods of time.

DEM801

8. Technical Specifications

electrodes. 10 mm (replaceable)
measuring range
moisture
wood. 1-70% RH
building materials. 0.1-2.4% RH
temperature -20 to 70°C (-4 to 158°F)
accuracy
moisture
wood. 0-30%: ±1%; 30-60%: ±2%; 60-70%: ±4%
other materials. ±0.5%
temperature. -20 to 70°C: ±1.5°C (-4 to 158°F: ±2.7°F)
auto power-off. after 30 s
power supply. 1 x 9 V 6F22 (incl.)
operating temperature. 0 to 50°C (32 to 122°F)
operating humidity. 0-85% RH
dimensions. 163 x 62 x 30 mm
weight. 153 g (incl. battery)

Use this device with original accessories only. Velleman nv cannot be held responsible in the event of damage or injury resulting from (incorrect) use of this device. For more info concerning this product and the latest version of this manual, please visit our website www.velleman.eu. The information in this manual is subject to change without prior notice.

© COPYRIGHT NOTICE

The copyright to this manual is owned by Velleman nv. All worldwide rights reserved. No part of this manual may be copied, reproduced, translated or reduced to any electronic medium or otherwise without the prior written consent of the copyright holder.

HANDLEIDING

1. Inleiding

Velleman® Service and Quality Warranty

Since its foundation in 1972, Velleman® acquired extensive experience in the electronics world and currently distributes its products in over 85 countries.

All our products fulfil strict quality requirements and legal stipulations in the EU. In order to ensure the quality, our products regularly go through an extra quality check, both by an internal quality department and by specialized external organisations. If, all precautionary measures notwithstanding, problems should occur, please make appeal to our warranty (see guarantee conditions).

General Warranty Conditions Concerning Consumer Products (for EU):

• All consumer products are subject to a 24-month warranty on production flaws and defective material as from the original date of purchase.

• Velleman® can decide to replace an article with an equivalent article, or to refund the retail value totally or partially when the complaint is valid and a free repair or replacement of the article is impossible, or if the expenses are out of proportion.

You will be delivered a replacing article or a refund at the value of 100% of the purchase price in case of a flaw occurred in the first year after the date of purchase and delivery, or a replacing article at 50% of the purchase price or a refund at the value of 50% of the retail value in case of a flaw occurred in the second year after the date of purchase and delivery.

Not covered by warranty:

• all direct or indirect damage caused after delivery to the article (e.g. by oxidation, shocks, falls, dust, dirt, humidity...), and by the article, as well as its contents (e.g. data loss), compensation for loss of profits;

• consumable goods, parts or accessories that are subject to an aging process during normal use, such as batteries (rechargeable, non-rechargeable, built-in or replaceable), lamps, rubber parts, drive belts... (unlimited list);

• flaws resulting from fire, water damage, lightning, accident, natural disaster, etc....;

• flaws caused deliberately, negligently or resulting from improper handling, negligent maintenance, abusive use or use contrary to the manufacturer's instructions;

• damage caused by a commercial, professional or collective use of the article (the warranty validity will be reduced to six (6) months when the article is used professionally);

• damage resulting from an inappropriate packing and shipping of the article;

• all damage caused by modification, repair or alteration performed by a third party without written permission by Velleman®.

• Articles to be repaired must be delivered to your Velleman® dealer, solidly packed (preferably in the original packaging), and be completed with the original receipt of purchase and a clear flaw description.

• Hint: In order to save on cost and time, please reread the manual and check if the flaw is caused by obvious causes prior to presenting the article for repair. Note that returning a non-defective article can also involve handling costs.

• Repairs occurring after warranty expiration are subject to shipping costs.

• The above conditions are without prejudice to all commercial warranties.

The above enumeration is subject to modification according to the article (see article's manual).

NL