vi E4418B Power Meter User’s Guide
Personal Safety Considerations
This is a Safety Class I product (provided with a protective earthing ground
incorporated in the power cord). The mains plug shall only be inserted in a
socket outlet provided with a protective earth contact. Any interruption of
the protective conductor, inside or outside the instrument is likely to make
the instrument dangerous. Intentional interruption is prohibited
General Safety Considerations
If this instrument is not used as specified, the protection provided by the
equipment could be impaired. This instrument must be used in a normal
condition (in which all means of protection are intact) only.
No operator serviceable parts inside. Refer servicing to qualified
personnel. To prevent electrical shock, do not remove covers.
For continued protection against fire hazard, replace the line fuse(s)
only with fuses of the same type and rating (for example, normal blow,
time delay, etc.). The use of other fuses or material is prohibited.
Before this instrument is switched on, make sure it has been properly
grounded through the protective conductor of the ac power cable to a
socket outlet provided with protective earth contact.
Any interruption of the protective (grounding) conductor, inside or
outside the instrument or disconnection of the protective earth terminal
can result in personal injury.
Any adjustments or service procedures that require operation of the
instrument with protective covers removed should be performed only by
trained service personnel.
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