Siemens CP-8022

System Components and Technical Data
SICAM A8000 / CP-8000 • CP-8021 • CP-8022 Manual Unrestricted 107
DC8-037-2.02, Edition 10.2017
5.5.3.2 Operating Modes
Operating mode Interface →
optional DTE
Interface signals
Unbalanced interchange circuit
(V.24/V.28) RS-232 asynchronous
X2 RXD, TXD, CTS
1)
, RTS, DCD, DTR,
DSR/VCC, GND
Balanced interface (V.11) RS-485 (2-wire)/
RS-422 (4-wire) asynchronous
X3 TXD+/RXD+, TXD-/RXD- (2-wire)
TXD+, TXD-, RXD+, RXD- (4-wire)
Balanced interface (V.11) RS-485 (2-wire)/
RS-422 (4-wire) asynchronous
X2 → CM-0829
(CM-0819
2)
)
RXD, TXD, CTS, RTS, DCD, DTR,
DSR/VCC, GND (to CM-08x9)
Optical interface (multimode fibre optic)
ring
X2 → CM-0821 RXD, TXD, CTS, RTS, DCD, DTR,
DSR/VCC, GND (to CM-0821)
Unbalanced interchange circuit
(V.24/V.28) RS-232 asynchronous
X6
3)
RXD, TXD, CTS, RTS, DCD, DTR,
DSR, GND
Balanced interface (V.11) RS-485 (2-wire)/
RS-422 (4-wire) asynchronous
X6
3)
TXD+/RXD+, TXD-/RXD- (2-wire)
TXD+, TXD-, RXD+, RXD- (4-wire)
1)
not usable (reserved for SICAM TOOLBOX II)
2)
RS-422 not supported
3)
only CP-8022 (switchable mode via parameter)
Note
Details about realization of various operation modes are given in the manual SICAM RTUs Platforms -
Configuration Automation Units and Automation Networks.
5.5.3.3 Communication
For the communication infrastructure, additional suitable transmission facilities and/or network
components may be needed.
Own Station (Central Station)
System System element Protocol element Remarks
SICAM A8000 CP-8000/CPC80
CP-802x/CPC80
103MT0
Remote Station (Substation; e.g. protective device, power meter)
System System element Protocol element Remarks
Legacy systems
(SICAM BC, Ax 1703)
CP-50xx SM-2551/103SA0
SM-0551/103SA0
SM-2541/103S00
Local serial interface
electrical
optical
Protection devices of
SIPROTEC series
– – acc. to SICAM RTUs
IEC 60870-5-103 Inter-
operability
Third-party system – – acc. to SICAM RTUs
IEC 60870-5-103 Inter-
operability