Adaptive Micro Systems Alpha Installation And Operation Manual page 20

® ™
ALPHA Solar Sign
Data communication through an RS485 converter box interface
Top view
Front
view
PC running
AlphaNet plus™ for
Windows® software.
Item Part #
A — One end of the RS485 cable connects here.
B 1088-8000 RS485 cable connects sign to the RS485 connector block on the Converter Box III.
C 1088-1111 Converter Box III.
D 1088-8634 10 foot, 9 pin-to-9 pin, type "A9" RS232 cable.
E — Serial port DB25-to-DB9 adapter (may be required by your computer).
14
E
To one of
the PC' s
COM
(RS232)
ports.
Basic sign operation: Connecting a sign to a personal computer
A
C
RS-485(+)
BLACK
SHIELD
D
9 VOLTS AC
RS-232
~NOMINAL
Set switch to Unterminated.
Description
B
RS-485( )
NOT A
RED
TELEPHONE
CONNECTION
RS-485