3.2Electrical Installation

In this section wiring instructions are discussed for the various setup capabilities of the Base Radio. The subsections are as follows:

3.2.1 Electrical Specifications

3.2.2: Wiring Power to the Base Radio

3.2.3Wiring RS-485 to the Base Radio

3.2.4Wiring the RS-485/232 Converter to the Base Radio

3.2.5Wiring the RS-485/USB Converter to the Base Radio

3.2.6Daisy-Chaining Multiple Base Radios to Single RS-485/Power

3.2.7Terminating Communications Wiring to the Base Radio

3.2.8Grounding the Base Radio

3.2.9High Gain Antenna

Warning! Remember to turn off all power BEFORE attaching the Base Radio wires!

3.2.1Electrical Specifications

24VDC Power Supply with 0.5 Amp minimum output

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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Honeywell XYR 5000 LINE manual Electrical Installation, Electrical Specifications