Vertex Standard VZ-80 Operating Manual page 10

Do not replace or charge batteries in a
hazardous atmosphere. Contact sparking
may occur while installing or removing
batteries and cause an explosion or fire.
Warnings for Radios Approved as Intrinsically Safe
Radios must ship from the Vertex Standard
manufacturing facility with the hazardous atmosphere
capability and the intrinsic safety approval labeling (FM,
UL, CSA, CENELEC). Radios will not be upgraded to
this capability and labeled once they have been
shipped to the field.
A modification changes the unit's hardware from its
original design configuration. Modifications can only be
made by the original product manufacturer.
Do not replace or change
!
accessories in a hazardous
atmosphere. Contact sparking may
WARNING
occur while installing or removing
accessories and cause an explosion
or fire.
Do not replace or change
accessories in a hazardous
atmosphere. Contact sparking may
occur while installing or removing
accessories and cause an explosion
or fire.
Turn the radio off before removing or
!
installing a battery or accessory.
WARNING
Do not disassemble an intrinsically
safe product in any way that exposes
the internal circuits of the unit.
Failure to use an intrinsically safe
approved battery or Approved
accessories specifically approved
for the radio unit may result in the
dangerously unsafe condition of an
unapproved radio combination being
used in a hazardous location.
Unauthorized or incorrect
modification of the intrinsically safe
approved Product will negate the
approval rating of the product.
Incorrect repair or relabeling of any
intrinsically safe Agency-approved
radio could adversely affect the
Approval rating of the unit.
Use of a radio that is not intrinsically
safe in a hazardous atmosphere
could result in serious injury or
death.
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