Kingfisher Plus+ Hardware Manual
7.
PC-1 OPTION BOARDS
The PC-1 hybrid power supply and processor module has an accompanying range of
communications option boards. These are not compatible with the CP series boards.
PC-1 Serial Option Board
The serial option board provides a RS-232 or RS-485 interface.
The port is software configurable for either of these modes. When
RS-485 is used, a 120
Ω
terminating resistor is required at each
end of the transmission line.
PC-1 Serial Board Connections
RJ45 Pin
Direction
RS-232
RS-485
1
OUT
DTR
N/A
2
OUT
+12 V
low power
N/A
3
OUT
RTS
LINE - *
4
IN
DCD
N/A
5
COM
GND (0 V)
GND (0 V)
6
IN
CTS
N/A
7
IN
RXD
N/A
8
OUT
TXD
LINE + *
* Polarity is opposite to CP-xx
For RS-485 wiring diagram please refer to
CP-xx/MC-xx serial board RS-485 Diagrams
Hardware Manual Version 7.16
http://www.servelec-semaphore.com/
Page 124
