TransCore AR2200, User Manual

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AR2200 RF Module User Guide
3-4
operating one antenna, are connected to one reader with the first RF module connected
to the reader through terminals identified as 0 and the second RF module connected to
the reader through terminals identified as 1.
Figure 3-1 depicts system configurations for normal mode and compatibility mode.
Figure 3-1 Normal Mode and Compatibility Mode Configurations
This section describes the necessary parts and tools, site preparation, and the proce-
dure for installing an interrogator.
Required Wiring
Wire gauges are indicated in Table 3-1. All signal wiring should be twisted pair
shielded.
Table 3-1 RF Module Minimum Wire Gauge Vs. Distance from Reader
Distance from Reader
Stranded Copper Wire
(minimum gauge)
0 ft to 50 ft (0 m to 15.2 m) AWG 18
50 ft to 100 ft (15.2 m to 30.5m) AWG 16
100 ft to 250 ft (30.5 m to 76.2 m) AWG 12
250 ft to 500 ft (76.2 m to 152.4 m) AWG 10
500 ft to 750 ft (152.4 m to 228.6 m) AWG 8
750 ft to 1000 ft (228.6 m to 305 m) AWG 6