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Keyscan EC2500 Series - Figure 117 - Commex Overview

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Keyscan Technical Guide (PC109x - 04.12)
152
Figure 117 – COMMex Overview
GND
RS232
RS485
TD RD GND + TX - + RX -
RD TD
12VDC
+-
Power
J3
COMMex
Receiver
COMMex
Transmitter
Access
Control
Unit
PC with
Communication
Manager
to COM port
RS-232
100 ft
(30 m)
maximum
RS-485
4000 ft
(1219.2 m)
maximum
COMMex Kit
1 Transmitter & 1 Receiver
Mounted in
black case
GND
RS232
RS485
TD RD GND + TX - + RX -
RD TD
12VDC
+-
Power
J3
RS-232
100 ft
(30 m)
maximum
KI-00221E-07-11

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