Keyscan EC2500 Series User Manual

Keyscan Technical Guide (PC109x - 04.12)
94
Figure 71 – Multiple ACU Communication - USB Adaptor/CB-485 (RS-485)
Brown White Brown White Green Green
Brown White Brown White Green Green
Brown White Brown White Green Green
Brown
White Brown
White Green
Green
- PC (with USB port)
- CAT 5 Cable - 2 twisted pairs
- Control Board
-CB-485
- USB Adaptor (USB-SER)
- USB extension cable optional
to USB port (may require
USB extension cable)
PC with
Communication
Manager
CAT 5
2 twisted pairs
2000 ft (609 m) maximum
Isolate and tape the 3
loose RS-232 wires on
USB adaptor.
Jumper ON
J1
(First & Last
CB-485)
Jumper
OFF J1
Jumper ON
J1
(First & Last CB-485)
CAT 5
CAT 5
Note
USB (RS-485) communication is slower than direct serial
or NETCOM communication.
Do not connect USB adaptor to modem.
Brown White Brown White Green Green
Brown White Brown White Green Green
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
Parts List
Connect CB-485 ribbon cable
to CPB/CB MODULE terminal
on control board.
Common AUX Inputs - E
CPB/CB MODULE
(COM4)
CB-485
Control
Board
(PC 109x)
TX
LED
RX
LED
Important
Jumper ON
J16 – G to
activate CPB/
CB MODULE
(H1) terminal.
H1
BRN
WHT
GRN
WHT
+ TX - + RX -
485 OUT 485 IN
J1
Jumpers
ON Run
CB-485
Current Draw - 110 mA
BRN
WHT
GRN
WHT
BRN
WHT
GRN
WHT
BLU
WHT
RS485 IN RS485 OUT M
+-+-+-+-
Run
Program
RX
LED
TX
LED
GND
RD
NC
TD
J1
Jumpers
ON Run
CB-485
Current Draw - 110 mA
BRN
WHT
GRN
WHT
BRN
WHT
GRN
WHT
BLU
WHT
RS485 IN RS485 OUT M
+-+-+-+-
Run
Program
RX
LED
TX
LED
GND
RD
NC
TD
J1
Jumpers
ON Run
CB-485
Current Draw - 110 mA
BRN
WHT
GRN
WHT
BRN
WHT
GRN
WHT
BLU
WHT
RS485 IN RS485 OUT M
+-+-+-+-
Run
Program
RX
LED
TX
LED
GND
RD
NC
TD
H2
KI-00174E-07-11

Keyscan EC2500 Series Specifications

General

Brand	Keyscan
Model	EC2500 Series
Category	Control Unit
Language	English