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Figure 73 – Multiple ACU Communication - NETCOM2P or NETCOM6P/CB-485
Parts List
- PC
- CAT 5 Cable - 2 twisted pairs
- Control Board
- CB-485
- NETCOM2P or NETCOM6P
- 10/100 Base-T cable
TX
LED
GND
TD
RD
NC
Current Draw - 250 mA
Jumper ON
J1
J1
(First & Last
CB-485)
TX
LED
GND
TD
RD
NC
CAT 5
J1
Jumper
OFF J1
TX
LED
GND
TD
RD
NC
CAT 5
J1
Jumper ON
J1
(First & Last
CB-485)
Keyscan Technical Guide (PC109x - 04.12)
RX
LED
CB-485
RJ45
Terminal
Jack
RS485 IN
RS485 OUT
M
+
-
+
-
+
-
+
-
Run
Program
CAT 5
- RS-485 cable maximum 2000 ft (609 m) @ 9600 BPS between CB-485s
- may substitute equivalent to CAT 5 - 2 twisted pairs
- maximum baud rate is 56,000 BPS
RX
LED
Current Draw - 110 mA
CB-485
Jumpers
RS485 IN
RS485 OUT
M
+
-
+
-
+
-
+
-
ON Run
Run
Program
RX
LED
Current Draw - 110 mA
CB-485
Jumpers
RS485 IN
RS485 OUT
M
+
-
+
-
+
-
+
-
ON Run
Run
Program
Host PC with
Communication
Manager
Jumpers
ON
Run
CPB/CB MODULE
(COM4)
Control
Board
(PC 109x)
H1
H2
Common
AUX Inputs - E
TX
LED
to network
to network
Connect CB-485 ribbon cable
to CPB/CB MODULE terminal
on control board.
Important
Jumper ON
J16 – G to
activate CPB/
CB MODULE
(H1) terminal.
RX
LED
CB-485
KI-00176E-07-11
96
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