
RS-485 CAT5 wiring
The following wiring diagram shows how to connect the reader to the controller in RS-485 mode
using CAT5 cable.
Figure 11: RS-485 wiring diagram using CAT5 cable
Note:
With CAT5 cabling, use 2 wires for GND and 2 wires for PWR.
Table 17: RS-485 wiring diagram using CAT5 cable
Callout
Description
A
Mullion reader
B
Single Gang reader
C
Rear view of the reader
D
Host controller RS-485 (COM2) interface
E
Optional zone inputs 1 and 2. Individually programmable. Zone termination: NC,
NO, NEOL, SEOL or DEOL termination.
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