Kingfisher Plus+ Hardware Manual
PC-1 Modem Board PL: Two Wire Line
The 2-wire (Private) line option board provides a 2-wire point-to-point
connection to another RTU with a line option board.
The board is optically isolated, operates at 1200 bps and utilizes FSK
CCITT V.23 modulation.
PC-1 Modem Board Connections
RJ45 Pin Direction Radio Function
1 OUT DTR
2 OUT
+12 V
low power
3 OUT RTS
4 IN DCD
5 COM GND (0 V)
6 IN CTS
7 IN RXA
8 OUT TXA
PC-1 2 Wire Line Wiring Diagram (point-to-point)
Hardware Manual Version 7.16
http://www.servelec-semaphore.com/
Page 125