GarrettCom PS14P Manual De Usuario

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S14 & PS14P (PoE) Convenient Switches   Installation and User Guide (01/06)  
 
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3.7   S14H & S14P, DC-powered,  -48VDC, 24VDC and 9VDC Installation  
 
This section describes the proper 
connection of the -48VDC leads (or 24VDC, 
12VDC leads) to the Direct DC power terminal 
block on the Magnum S14H hardened media 
converter (as shown in Figure above)The DC 
terminal block on the Magnum S14H is located 
on the left side of the unit and is equipped with 
three (3) screw-down lead posts. The power 
terminals are identified as positive (+) and negative (-), and they are floating inside the unit 
so that the user if desired may ground either of the terminals.  The chassis is “earth” or 
ground (GND).