Instruction Manual
3 Tempest®24 00 MasterBelt
A/C Power Warning
Users should exercise extreme care when working with electricity. Addi onal care should be
used when working with electricity outdoors in inclement weather. When working outdoors or
near water, always connect the system into a ground-fault interrup ng circuit.
There are no user-serviceable parts inside the Tempest MasterBelt. Opening the case may expose dangerous electrical
components, and will void the warranty.
ALERT SYMBOL – Indicates important informa on.
CAUTION SYMBOL – Indicates a poten al to damage equipment.
DANGER SYMBOL – indicates a poten al safety hazard.
Ba ery Safety
Ba ery Transporta on
Rechargeable lithium ba eries are subject to special regula on by U.S. and
Interna onal laws, par cularly regarding transporta on on passenger aircra .
However, individual ba eries installed in consumer electronics are not restricted,
provided there are only the correct numbers and types of ba eries as may be needed
to operate the electronic equipment.
Your Tempest MasterBelt Wireless Intercom System includes rechargeable lithium-polymer ba eries that power the
MasterBelt and BeltSta ons. To ensure that there is no viola on of U.S. or Interna onal laws, and to ensure your own
safety, always:
• Transport rechargeable lithium ba eries installed in the equipment they are intended to power.
• Transport spare ba eries in a padded case, separated from one another.
• Never transport your rechargeable lithium ba eries bundled together.
• Never transport more than 12 lithium ba eries in a single package.
Lithium-polymer ba eries include a chemistry that is intended to overcome the dangers associated with lithium ion
ba eries. In addi on, the ba eries that accompany your Tempest Wireless system include protec ve circuits to further
reduce the possibility of a dangerous reac on associated with charging or discharging beyond safe limits. With reasonable
care you can expect many years of safe and reliable power from your ba eries.










