Safety Information; Package Contents; Description Of Symbols - VOLTCRAFT DSO-5104H Intended Use

Safety information

Digital hand oscilloscope DSO-5104H
Digital hand oscilloscope DSO-5072H
Item no. 2266525
Item no. 2267610
Intended use
This product is designed to provide visual representation of electrical quantities and signals.
Two (for item no. 2267610) or four (for item no. 2266525) input channels are available for taking
measurements. The measuring leads are connected to the oscilloscope via BNC sockets. Mea-
surements are displayed on a 20.32 cm (8") colour LCD touchscreen with 800 x 600 pixels. The
measured signals can be displayed on the LCD display or on a PC via USB cable.
The maximum input quantities indicated on the device must never be exceeded.
These safety instructions are primarily intended to explain safety measures in order to make
working with the device as safe as possible. The individual device functions are explained in
more detail in the help menu of the oscilloscope or in the operating instructions.
Always observe the safety instructions and the help menus!
This product is intended for indoor use only. Do not use it outdoors. Contact with moisture
(e.g. in a bathroom) must be avoided under all circumstances.
For safety and approval purposes, do not rebuild and/or modify this product. Using the product
for purposes other than those described above may damage the product. In addition, improper
use can cause hazards such as a short circuit, fire or electric shock. Read the operating instruc-
tions carefully and store them in a safe place. Only make this product available to third parties
together with its operating instructions.
This product complies with statutory, national and European regulations. All company and pro-
duct names contained herein are trademarks of their respective owners. All rights reserved.

Package contents

a) Item no. 2266525
• Digital oscilloscope
• Power cable
• Power adapter
• USB cable
• 4x Measurement probes
• 2x Adjustable measurement probes
b) Item no. 2267610
• Digital oscilloscope
• Power cable
• Power adapter
• USB cable
• 2x Measurement probes
• Adjustable measurement probes
• BNC-SAM
Up-to-date operating instructions
Download the up-to-date operating instructions at www.conrad.com/down-
loads or scan the QR code shown. Follow the instructions on the website.

Description of symbols

The symbol with the lightning in a triangle indicates that there is a risk to your health,
e.g. due to an electric shock.
The symbol with an exclamation mark in a triangle points to important information in
these operating instructions which must be observed.
The arrow symbol indicates special information and tips on how to use the product.
Test ground
All metal parts that could carry a voltage in the event of a fault during operation or
maintenance must be connected to the protective earth conductor.
Housing ground
• BNC-SAM
• Stand with holder
• Software and manual on CD
• Quick start guide
• Information sheet with safety notes
• Test leads (red/black)
• Ext. power module
• Stand with holder
• Software and manual on CD
• Quick start guide
• Information sheet with safety notes
Safety information
Read the operating instructions carefully and especially observe the safety
information. If you do not follow the safety information and information on
proper handling in these operating instructions, we will assume no liability for
any resulting personal injury or damage to property. Such cases will invalidate
the warranty/guarantee.
a) General information
• The device is not a toy. Keep it out of the reach of children and pets.
• Do not leave packaging material lying around carelessly. It may become a dange-
rous plaything for children.
• Protect the product from extreme temperatures, direct sunlight, strong vibrations,
high humidity, moisture, combustible gases, vapours and solvents.
• Do not place the product under any mechanical stress.
• If it is no longer possible to operate the product safely, stop using it and prevent
unauthorised use. Safe operation can no longer be guaranteed if the product:
- is visibly damaged,
- is no longer working properly,
- has been stored for extended periods in adverse ambient conditions or
- has been subjected to any serious transport-related stress.
• Handle the product with care. Jolts, impacts or a fall even from a low height may
damage the product.
• Consult a technician if you are not sure how to use or connect the product, or if
you have concerns about safety.
• Maintenance, modifications and repairs may only be carried out by a technician or
a specialist repair centre.
• If you have questions which remain unanswered by these operating instructions,
contact our technical support service or other technical personnel.
b) Connected devices
• Always observe the safety information and operating instructions of any other de-
vices which are connected to the product.
c) Electrical safety
• The mains socket must be located near to the device and be easily accessible.
• The product must only be powered by a standard mains socket connected to the
public grid. Before plugging the product in, check that the voltage indicated on the
product corresponds to the voltage of your electricity supplier.
• Never unplug the mains plug by pulling on the cable. Always use the grips on
the plug.
• Unplug the mains plug from the mains socket if you do not plan to use the product
for an extended period of time.
• For safety reasons, disconnect the mains plug from the mains socket during thun-
derstorms.
• Ensure that the mains cable is not squeezed, bent, damaged by sharp edges or
subjected to mechanical stress. Avoid excess thermal stress on the mains cable
due to excessive heat or cold. Do not modify the mains cable. Failure to adhere
to these instructions may lead to damage of the mains cable. A damaged mains
cable can cause a fatal electric shock.
• Do not touch the mains cable if there are any signs of damage. Power down the
respective mains socket (e.g. via the respective circuit breaker), and then carefully
unplug the mains plug from the mains socket. Never use the product if the mains
cable is damaged.
• Damaged mains cables must be replaced by the manufacturer, an authorised re-
pair centre or a qualified electrician.
• Never connect or disconnect power plugs when your hands are wet.
• Only use the power cable and power adapter supplied with the product and certi-
fied for use in your country.
• Never switch the device on immediately after moving it from a cold to a warm
environment. The condensation generated may destroy the product. Leave the
device switched off and allow it to reach room temperature.
d) Persons and product
• Do not disassemble the product. This may cause a fatal electric shock!
• Store the oscilloscope in a well-ventilated place. Make sure that the instrument is
properly ventilated. Refer to the operating instructions for details.
• Do not work in areas where there is a danger of explosion.
• Keep all surfaces of the product clean and dry.
• Do not use the device in rooms or unfavourable ambient conditions in which there
are or could be combustible gases, vapours or dust.
e) Measuring mode
• Ensure that the probes are connected in the correct polarity. Do not connect the
negative measuring lead to the positive pole.
• Connect the measuring cables to the oscilloscope before connecting the probes
to the signal measuring circuit. After finishing the measurements, disconnect the
measurement probes from the measuring circuit before before disconnecting them
from the oscilloscope.