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
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