BAE Systems L1FCGX-LF Manual De Usuario

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First InterComm
 System Installation Guide 
A29799 
Page v 
November 2007  
EMC Installation Guidelines 
 
The design and manufacture of the VCA100 conforms to the appropriate Electromagnetic 
Compatibility (EMC) standards, but correct installation is required to ensure that performance is not 
compromised. Although every effort has been taken to ensure that it will perform under all conditions, it is 
important to understand what factors could affect the operation of the product. 
 
The guidelines given here describe the conditions for optimum EMC performance, but it is recognized 
that it may not be possible to meet all of these conditions in all situations. To ensure the best possible 
conditions for EMC performance within the constraints imposed by any vehicle, always ensure the 
maximum separation possible between different items of electrical equipment. 
 
For optimum EMC performance, it is recommended that wherever possible
 
The equipment and cables connected to it are: 
•  At least 3 ft. (1 m) from any equipment transmitting or cables carrying radio signals 
•  The cables specified in this manual are used. Cutting and rejoining these cables can 
compromise EMC performance and must be avoided. 
•  If a suppression ferrite is attached to a cable, this ferrite should not be removed. 
•     If the ferrite needs to be removed during installation it must be reassembled in the same 
position. 
 
 
 
 
General Precautions 
•  DC Power – Ensure that power into the First InterComm™ System does not exceed 24VDC. 
•  Explosive Environments – Ensure the First InterComm™ System is turned off before entering a 
blasting area, or in areas posted “T
URN OFF TWO
-
WAY RADIO
”.  Sparks in a potentially explosive 
atmosphere can cause an explosion or fire resulting in bodily injury or death.