General Safety Considerations - HP 8753ES Installation And Quick Start Manual

General Safety Considerations

For continued protection against fire hazard replace line fuse only
WARNING
with same type and rating (3A/250V). The use of other fuses or
material is prohibited.
This is a Safety Class I product (provided with a protective earthing
WARNING
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.
CAUTION Ventilation Requirements: When installing the instrument in a cabinet,
the convection into and out of the instrument must not be restricted. The
ambient temperature (outside the cabinet) must be less than the maximum
operating temperature of the instrument by 4 °C for every 100 watts
dissipated in the cabinet. If the total power dissipated in the cabinet is
greater than 800 watts, then forced convection must be used.
How to Use This Guide
This guide uses the following conventions:
Front-Panel Key
SOFTKEY
Screen Text
iv
This represents a key physically located on the
instrument.
This represents a "softkey," a key whose label is
determined by the instrument's firmware.
This represents text displayed on the instrument's screen.