Honeywell ISM BAND XYR 5000 LINE User Manual

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3.2 Electrical 
Installation 
In this section wiring instructions are discussed for the various setup capabilities of the 
Base Radio. The subsections are as follows: 
 
 
Warning! Remember to turn off all power BEFORE attaching the Base 
Radio wires!  
3.2.1 Electrical Specifications 
24VDC Power Supply with 0.5 Amp minimum output 
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Recommend 22AWG Power Supply wire 
2 Wire RS-485 Serial Communications Cable 
Recommend Belden 3105A shielded and protected 22AWG or equivalent 
120 Ohm, ± 5%, ¼ W resistor for RS-485 termination 
RS-485 to RS-232 converter B&B model 485LDRC9 or equivalent 
8 AWG bare or green covered grounding cable for housing ground 
In Figure 3-2, an overall wiring schematic is shown. Note that the grounding screw is 
located on the outside of the Base Radio housing. 
 
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