levenhuk MX20 Digital Luxmeter User Manual

: June 28, 2024
: levenhuk

Table of Contents

levenhuk MX20 Digital Luxmeter
Specifications
Product Usage Instructions
FAQs
PARTS DISCRIPTION
Getting started
Display information
Usage
Specifications
Care and maintenance
CONTACT
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)

levenhuk MX20 Digital Luxmeter

levenhuk-MX20-Digital-Luxmeter-PRODUCT

Specifications

Light intensity units of measurement: lx (lm/m2), FC (lm/fm2)
Light intensity range
Accuracy
Spectral range
Temperature range
Storage temperature range
Power supply: 3 x AAA batteries (1.5V)
Safety rating: EN61326-1

The Ermenrich Seek MX20 Digital Luxmeter is a device designed to measure light intensity in lux or foot candles. It features various buttons for functions like recording max/min values, relative value, unit selection, power control, range selection, and data hold. The device comes with a digital display for easy reading of measurements.

Product Usage Instructions

Getting Started
- Please read the safety instructions and user manual before using the product.
- Keep the device away from children.
- Use the device only as specified in the user manual.
Display Information
- The display shows various indicators:
- Auto-off function
- Data hold
- Low battery indicator
- AUTO for automatic range selection
- REL for relative value
- Light source type indicator
- Main digital panel with MAX and MIN values
- Manual range selection indicator
Usage
- To use the lux meter:
- Turn on the device using the power button.
- Select the desired unit of measurement using the UNIT/ button.
- To record max/min values, press the REC button.
- To hold the current data, press the H button.
- To change the light coefficient value (calibration), refer to the user manual.
Care and Maintenance
- Follow these care tips:
- Follow battery safety instructions.
Ermenrich Warranty
- The Ermenrich products come with a 5-year warranty against defects in materials and workmanship. Accessories have a 6-month warranty. For warranty details, visit levenhuk.com/warranty.

FAQs

Q: How do I change the units of measurement on the lux meter?
- A: Use the UNIT/ button to cycle through different units of measurement like lux or foot candles.
Q: What is the warranty period for Ermenrich products?
- A: Ermenrich products have a 5-year warranty against defects in materials and workmanship.
Q: How can I contact Levenhuk for warranty issues?
- A: For warranty problems or assistance, contact your local Levenhuk branch.

PARTS DISCRIPTION

$levenhuk-MX20-Digital-Luxmeter-FIG-1 $1$$

Light sensor cover
Display
REC (Max./min. values) button
REL (Relative value function) button
UNIT/▼ (Units of measurement/ Down) button
Power button
RAN/▲ (Range/Up) button
H (Data hold) button

Please carefully read the safety instructions and the user manual before using this product. Keep away from children. Use the device only as specified in the user manual.
The kit includes a digital lux meter, pouch, user manual, and warranty.

Getting started

Remove the screw on the back of the device and remove the battery compartment cover.
Insert 2 AAA batteries, ensuring the correct polarity.
Close the cover and tighten the screw.
Press the Power button (6) to turn the device on or off.

Display information

Usage

Remove the sensor cover (1) and place the meter perpendicular to the light source. The illumination value will be displayed on the digital screen (9).
Press the H button (8) to activate data hold mode (Н icon on the screen). The device will display the last recorded values. Press again to return to measurements.
Press the RAN/▲ button (7) to activate the manual range selection mode (MANU icon on the screen). When the power is turned on, automatic measurement range selection is active (AUTO icon on the screen). Use the RAN/▲ button (7) to move to the next range. Hold the RAN/▲ button (7) for more than 2 seconds to return to automatic range selection mode.
Press the UNIT/▼ button (5) to select the illumination unit (lx or foot candle).
Press the REC button (3) to enter extreme illumination values display mode. The MAX icon will appear up on the display and the display will show the maximum illumination values for the current measurement session. Press the REC button (3) again to display the minimum illumination values (MIN icon on the screen). Hold the REC button (3) for more than 2 seconds to return to measurements.
Press the REL button (4) to turn relative illumination measurement on or off (REL icon on screen).
Press and hold the UNIT/▼ button (5) for more than 2 seconds to enter the light source type selection mode. The L.S. icon will appear on the display and the number will flash in the digital field (6). Use the RAN/▲ (7) or UNIT/▼ (5) buttons to select the desired value from L0 to L9. Press the H button (8) to confirm and return to measurements.
When measurements are complete, close the sensor cover (1) to protect the filter and sensor.
The device turns off automatically after 10 minutes of inactivity. The function is active by default (the icon is displayed on the screen). To cancel, hold down the H button (8) while turning on the power. To restore the function, turn the device off and on again.

Changing the light coefficient value (calibration)

Press and hold the UNIT/▼ button (5) for more than 2 seconds to enter the light source type selection mode. The L.S. icon will appear on the display and the number will flash in the digital field (6).
Use the RAN/▲ (7) or UNIT/▼ (5) buttons to select the desired value from L0 to L9.
Press the REL (4) button to move to the light coefficient setting mode. The main digital field (9) will start flashing.
Using the RAN/▲ (7) or UNIT/▼ (5) buttons, set the required light coefficient value. To quickly change values, hold the buttons.
Press the H button (8) to confirm and return to measurements.

Light coefficient values (default):

L0 – standard light source: 1.000
L1 – white LED: 0.990
L2 – red LED: 0.516
L3 – yellow LED: 0.815
L4 – green LED: 1.216
L5 – blue LED: 1.475
L6 – purple LED: 1.148
L7–L9 – manual values: 1.000 (default)

Specifications

Light intensity, units of measurement	lx (lm/m2), fc (lm/ft2)
Light intensity, range	1000/10000/200000lx; 100/1000/20000fc
Accuracy	±(3.0% + 5lx)
Spectral range	320–730nm
Operating temperature range	0… +40°C (32… 104°F)
Storage temperature range	–10… +50°C (14… 122°F)
Power supply	3pcs alkaline AAA batteries (1.5V)
Safety rating	EN61326-1

The manufacturer reserves the right to make changes to the product range and specifications without prior notice.

Care and maintenance

Do not use the device if it is damaged or does not operate properly. Replace the battery as soon as the low battery indicator lights up.
Do not use solvent to clean the device. Store the device in the place with the appropriate temperature (see “Specifications”).
Protect the device from sudden impact and excessive mechanical force. Never attempt to operate a damaged device or a device with damaged electrical parts!
Only use accessories and spare parts for this device that comply with the technical specifications. If a part of the device or battery is swallowed, seek medical attention immediately.

Battery safety instructions

Always purchase the correct size and grade of battery most suitable for the intended use.
Always replace the whole set of batteries at one time; taking care not to mix old and new ones or batteries of different types.
Clean the battery contacts and also those of the device before battery installation. Make sure the batteries are installed correctly about polarity (+ and –).
Remove batteries from equipment that is not to be used for an extended period.
Remove used batteries promptly. Never short-circuit batteries as this may lead to high temperatures, leakage, or explosion.
Never heat batteries to revive them. Do not disassemble batteries. Remember to switch off devices after use.
Keep batteries out of the reach of children, to avoid the risk of ingestion, suffocation, or poisoning. Utilize used batteries as prescribed by your country’s laws.

Ermenrich Warranty

Ermenrich products, except for their accessories, carry a 5-year warranty against defects in materials and workmanship.
All Ermenrich accessories are warranted to be free of defects in materials and workmanship for six months from the purchase date.
The warranty entitles you to the free repair or replacement of the Ermenrich product in any country where a Levenhuk office is located if all the warranty conditions are met.
For further details, please visit: levenhuk.com/warranty
If warranty problems arise, or if you need assistance in using your product, contact the local Levenhuk branch.

CONTACT

Levenhuk Inc. (USA): 928 E 124th Ave. Ste D, Tampa, FL 33612,
USA, +1-813-468-3001, contact_us@levenhuk.com
Levenhuk Optics s.r.o. (Europe): V Chotejně 700/7, 102 00 Prague 102,
Czech Republic, +420 737-004-919, sales-info@levenhuk.cz
Levenhuk®, Ermenrich® are registered trademarks of Levenhuk Optics s.r.o. (Europe).
© 2006–2024 Levenhuk, Inc. All rights reserved.
ermenrich.com
20240531