Siemens SICAM RTU - Page 55

Installation
SICAM RTUs, SICAM AK 3 User Manual 55
DC2-028-2.03, Edition 07.2016
Cable Circuitry Connection Board – GSM Modem
Variant for the deactivation function of the MC52i GSM modem controlled by SICAM RTUs.
Variant without the deactivation function of the MC52i GSM modem controlled by
SICAM RTUs.
GND
RXD
RI
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
U =8 ... 30 VDC
H
DSR
CTS
RTS
DCD
DTR
TXD
Modem
1
CTS
2
3
4
5
6
7
8
RTS
DSR
TXD
RXD
GND
DCD
DTR
CP-2016
CP-2019
GND
V+
IGT_IN
PD_IN
Screen
Screen
Screen
GND
RXD
RI
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
U =8 ... 30 VDC
H
DSR
CTS
RTS
DCD
DTR
TXD
Modem
1
CTS
2
3
4
5
6
7
8
RTS
DSR
TXD
RXD
GND
DCD
DTR
CP-2016
CP-2019
GND
V+
IGT_IN
PD_IN
Screen
Screen
Screen