Specifications

Network cables and adapters 41
Networking Alpha Signs (9700-0112C) October 8, 2003
End-of-Line (EOL) terminator (pn 1088-9107)
Description
Typical use
Connects to the RS232 (or TTL) plug of the first or last sign on an RS485 network:
Pinouts
Item Part # Description
A 1088-9107 End-of-Line (EOL) terminator
B
1088-8624 8-foot RS485 cable
1086-8636 1-foot RS485 cable
C 4331-0602 Modular Network Adapter
D 1088-1111
Converter Box III with a Converter Box III AC Adapter:
pn 4011-1201 (120 volt)
pn 4011-4201 (230 volt)
E
1088-8002 1000-foot RS485 shielded plenum cable
7122-0283 100-foot RS485 shielded plenum cable
7122-0284 100-foot RS485 outdoor-rated shielded plenum cable
F 1088-8634 Type A9 RS232 cable (connects Converter Box III to PC RS232 port)
RJ12 jack (male)
Alpha sign
B
C
D
F
E
PC running messaging
software
Alpha sign
A
PIN 6 (5V)
R3 = 680 ohms
R1 = 120 ohms
R2 = 680 ohms
PIN 2 (RS485+)
PIN 5 (RS485-)
PIN 1 (GND)
PINS 3, 4 (not connected)
RJ12
PCB
PCB
PIN 1
PIN 2
PIN 3
PIN 4
PIN 5
PIN 6
Blue
Yellow
Green
Red
Black
White
PIN 6
PIN 5
PIN 4
PIN 3
PIN 2
PIN 1
RJ12
(male)
61