Siemens SICAM AK 3 - Page 53

Installation
SICAM RTUs, SICAM AK 3 User Manual 53
DC2-028-2.03, Edition 07.2016
Cable Circuitry Connection Board – ISDN Modem
GND
RXD
RI
1
2
3
4
5
6
7
8
9
1
-/N
2
+/P
3
4
5
6
12-48VDC;
12-34 VAC (IDW90LV)
DSR
CTS
RTS
DCD
DTP
TXD
Modem
Westermo
IDW-90
1
CTS
2
3
4
5
6
7
8
RTS
DSR
TXD
RXD
GND
DCD
DTR
CP-2016
CP-2019
7
8
RX-
n.c.
RX+
n.c.
n.c.
n.c.
TX-
TX+
1
2
3
4
5
6
7
8
RX-
n.c.
RX+
n.c.
n.c.
n.c.
TX-
TX+
Screen
Screen
Screen
Screen