Siemens SICAM RTU User Manual page 55

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