7
Safety Summary
Additional safety requirements
Operation - Before applying power Comply with the installation
section. Additionally, the following shall be observed:
• Do not remove instrument covers when operating.
• Before the instrument is switched on, all protective earth
terminals, extension cords, auto-transformers and devices
connected to it should be connected to a protective earth via a
ground socket. Any interruption of the protective earth
grounding will cause a potential shock hazard that could result
in serious personal injury.
• Whenever it is likely that the protection has been impaired, the
instrument must be made inoperative and be secured against any
unintended operation.
• There is no user-replaceable fuse in this instrument. The use of
repaired fuses and the short-circuiting of fuseholders must be
avoided.
• Adjustments described in the manual are performed with power
supplied to the instrument while protective covers are removed.
Be aware that energy at many points may, if contacted, result in
personal injury.
• Any adjustments, maintenance, and repair of the opened
instrument under voltage should be avoided asmuch as possible,
and when unavoidable, should be carried out only by a skilled
person who is aware of the hazard involved. Do not attempt
internal service or adjustment unless another person, capable of
rendering first aid and resuscitation is present. Do not replace
components with power cable connected.
• Do not operate the instrument in the presence of flammable
gases or fumes. Operation of any electrical instrument in such an
environment constitutes a definite safety hazard.
• Do not install substitute parts or perform any unauthorized
modification to the instrument.
• Be aware that capacitors inside the instrument may still be
charged even if the instrument has been disconnected from its
source of supply.
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