Observe Prior To Use; Safety Instructions - testo 755 Bedienungsanleitung

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3 Safety instructions

2 Observe prior to use!

• The instruction manual contains information and instructions which are
necessary for operating and using the instrument safely. Before using
the instrument, read the instruction manual carefully and comply with
all aspects of it. Keep this document to hand so that you can refer to it
when necessary. Forward this documentation to any subsequent users
of the instrument.
• If the manual is not followed, or if you fail to observe the warnings and
instructions, there is a risk of fatal injury to the user and damage to the
instrument.
• Before using the fork meter in places with loud background noise,
make sure that the acoustic signal is discernible.
3 Safety instructions
• The instrument may only be used by trained personnel. During all
operations, please observe the Employers' Liability Insurance
Association provisions for health and safety at work.
• In order to prevent electric shock, take safety precautions when
working with voltages greater than 120 V (60 V) DC or 50 V (25 V)
rms. AC. These values are the limit for contact voltages in accordance
with DIN VDE (values in brackets apply to restricted areas, for example
agricultural sectors).
• The instrument may only be touched at the designated grip areas, the
display elements must not be covered.
• Maintenance work that is not described in this documentation must
only be carried out by trained service technicians.
• If the instrument is modified in any way, operational safety can no
longer be guaranteed.
• The fork meter must not be used while its battery compartment is open.
• Batteries must be checked before use and changed if necessary.
• If there is any battery leakage, the instrument must no longer be used
until it has been checked by our Customer Service.
• The battery acid (electrolyte) is highly alkaline and electrically
conductive. Risk of acid burn! If the battery acid comes into contact
with your skin or clothing, thoroughly rinse the areas affected
immediately with plenty of water. If battery acid gets into your eyes,
rinse them immediately with plenty of water and seek medical advice.
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