15
Operations
Description, Specifications, Installation, and Operation Manual
Federal Signal
www.fedsig.com
RS232 Port
The RS232 Port uses a six-pin modular connector. Federal Signal can provide pre-
terminated cables when scrolling message displays are purchased.
Table 8 FS232 Connector Pin-out
Pin Description
1
Serial / Flash Select
2
TXD
3
RXD
4
GND
5
CTS / Serial Clock In
6
RTS
Ethernet Port
The Informer-PA has an eight-pin Ethernet port for connecting to the Communications
network. The port accepts 42 to 57 Vdc PoE per IEEE 802.3af. Ethernet wire runs must be
less than 328 feet (100 meters) from the nearest network switch. The wired Ethernet port
auto-negotiates a 10/100, full or half-duplex connection.
Power Connector
The Informer-PA can be powered via PoE from the LAN connection. The Informer-PA can
also be powered from the equipped wall type plug-in external AC/DC power supply. The
connections for power are in the table.
Table 9 J2 Input Power
J2
Power connector
Center – (9 to 15 Vdc)
Outside – GND
