ERMENRICH NU40 Optical Multi Meter User Manual

: May 15, 2024
: ERMENRICH

Table of Contents

ERMENRICH NU40 Optical Multi Meter
Product Usage Instructions
Install batteries
Getting started
Optical power meter function
Optical light source function
Care and maintenance
CONTACTS
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)

ERMENRICH NU40 Optical Multi Meter

ERMENRICH-NU40-Optical-Multi-Meter-PRODUCT

Specifications:

Product Name : Ermenrich NetGeeks NU40 Optical Multimeter
Functions: Optical Power Meter, Optical Light Source
Power Input : DC 9V
Display : LCD Screen
Wavelength Values: 850nm, 1300nm, 1310nm, 1490nm, 1550nm, 1625nm

Product Usage Instructions

Install Batteries:

Open the battery compartment cover and insert 3 batteries according to the correct polarity. Close the cover.

Getting Started:

Press the power button (4) and hold it for 3 seconds to turn the device on/off. Press the power button (4) to enable/disable the auto-off option. When enabled, the device will automatically turn off in 60 minutes.

Optical Power Meter Function:

Connect fiber cable to optic connector (1).
Turn on the external optical light source.
Select wavelength value using a button (8).
Select measurement units using the dBm/W button (3).
Press the REF button (6) to display the reference value.
Press the REF button (6) to measure optical power.
Hold the REF button (6) to save as a reference value.

Optical Light Source Function:

Select wavelength value (1310nm).
Select frequency using the Frequency/OSL button (5).

Dual Function:

Insert testing fiber cable into fiber optic connectors (1).
Select the wavelength value using the button (8).
Select frequency using the Frequency/OSL button (5).
Press REF button (6) to measure optical power.

FAQ

Q: How do I switch between the Optical Power Meter and Optical Light Source functions?
- A : Press the OP/SL button (7) to switch between functions.
Q: What is the default auto-off time for the device?
- A : The device will automatically turn off in 60 minutes when the auto-off option is enabled.

ERMENRICH-NU40-Optical-Multi-Meter-FIG1

Fiber optic connectors
Power input
dBm/W button
Power button
Frequency/OSL button
REF button
0P/SL button
A button
LCD screen
Dust cap

Ermenrich NetGeeks NU40 Optical Multimeter

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 : an optical multimeter, carry bag, user manual, and warranty.

Install batteries

Open the battery compartment cover and insert 3 batteries according to the correct polarity. Close the cover.

Getting started

Press the power button (4) and hold it for 3 seconds to turn the device on/off.
Press the power button (4) to enable/disable the auto-off option, and then observe the automatic tr of in e miner. When the auto-of option is enabled, the device will automatically turn off in 60 minutes.
Press the OP/SL button (7) to switch between the optical power meter function and the optical light source function. The optical power meter function is set by default.

Optical power meter function

This function is intended to test optical power.

Connect one end of the fiber cable to the optic connector (1); plug the other cable end into a corresponding connector of an optical light source (external device).
Turn on the external optical light source (external device).
Press the A button (8) to select a wavelength value (850m, 1300m, 1310m, 1490m, 1550m, or 1625nm).
The wavelength value of the optical multimeter and the wavelength value of the light source must be the same.
Press the dBm/W button (3) to select the units of measurement to measure the absolute optical power or relative optical power. Press the REF button (6) to display the last saved reference value (the default value is OdB).
Press the REF button (6) to measure the optical power. The result will be displayed on the screen.
Press and hold the REF button (6) to save the value as a reference value.

Optical light source function

You can use this optical multimeter as an optical light source to test fiber optic cables with the use of another optical power meter (external device).

Insert one end of the fiber cable to the fiber optic connector (1) of this optical multimeter.
Connect the other cable to a corresponding connector of another optical power meter (external device).
Press the OP/SL button (7) to enter the optical light source function.
Press the A button (8) to select a wavelength value (850 nm, 1300m, 1310m, 1490m, 1550m, or 1625m). The default wavelength value for the light source function is 1310m. The wavelength value of the optical multimeter and the wavelength value of the light source must be the same.
6. Press the Frequency/OSL button (5) to select the frequency.
Proceed as described in the instructions of the optical power meter (external device).

Dual function: optical power meter and optical light source

Insert both ends of the testing fiber cable into the fiber optic connectors (1) of this optical multimeter.
Press the A button (8) to select a wavelength value (850m, 1300mm, 1310m, 1490m, 1550mm, or 1625nm).
Press the Frequency/OSL button (5) to select the frequency.
Press the REF button (6) to measure the optical power. The result will be displayed on the screen.

Specifications

ERMENRICH-NU40-Optical-Multi-Meter-FIG4

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

Care and maintenance

This is a class Il laser product. Please DO NOT look directly into the beam with unprotected eyes or through an optical device at any time and never direct it toward other people. Do not use the device if it is not working properly. Protect the device from sudden impact and excessive mechanical force. Store the device in a dry cool place. Please note that the parameters of the power supply must comply with the technical characteristics of the device. Do not try to disassemble the device on your own for any reason. For repairs and cleaning of any kind, please contact your local specialized service center. Only use accessories and spare parts for this device that comply with the technical specifications. Never attempt to operate a damaged device or a device with damaged electrical parts! 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 prior to battery installation. Make sure the batteries are installed correctly with regard to polarity (+ and -). Remove batteries from equipment that is not to be used for an extended period of time. Remove used batteries promptly. Never short-circuit batteries as this may lead to high temperatures, leakage, or explosion. Never heat batteries in order 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.

Levenhuk International Warranty

Levenhuk products, except for their accessories, carry a 5-year warranty against defects in materials and workmanship. All Levenhuk 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 Levenhuk 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.

CONTACTS

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, Inc.