Unique Broadband Systems Ltd. DRU1KW User Manual

Page of 176
 
 Chapter 
Safety 
Instructions 
 
1.7 
RF Safety 
 
1.7.1 
Non-ionizing Radiation 
 
 
The American National Standards Institute (ANSI) has determined that 
it may be harmful for the human body to be exposed to Radio 
Frequencies in the range of 3KHz to 300GHz.  In that range, people are 
not allowed to be exposed to RF power levels greater than 1mW/cm2 
for longer than 5 minutes. 
 
 
1.7.2 
Rules for Operating the Repeater 
 
 
Opening RF lines during operation may cause electric arcs that can 
cause burns and eye injuries. 
 
  Ensure that the repeater RF output ports are connected to properly rated antennas 
or test (dummy) loads before the repeater is powered on. 
  Never turn on RF power if an RF line is open. 
  Never undo RF lines during repeater operation. 
  Never open modules during repeater operation. 
 
 
1.8 
Physical Safety 
 
 
Over tipping the repeater may cause it to fall over, resulting in personal 
injury or loss of life. 
 
  The repeater will be secured to the building/pad before operation. 
  Installation crew members must wear hard hats and steel toe boots/shoes during the 
installation. 
  A minimum of two technicians is required for any lifting and/or positioning of the 
repeater cabinet. 
 
 
 
 
 
 
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