System Components and Technical Data
SICAM A8000 / CP-8000 • CP-8021 • CP-8022 Manual
Unrestricted
131
DC8-037-2.02, Edition 10.2017
5.5.11 ST1ST0
5.5.11.1 Functions
Communication of a central station with one or more substations.
•
Unbalanced multi-point traffic according to Siemens SINAUT ST1 (TIM 11)
ST1ST0 is substation
─
Data acquisition by polling (station interrogation)
─
Acquisition of events (transmission of data ready to be sent)
─
General interrogation, substation interrogation
─
Command transmission
─
Transmission of integrated totals
•
Physical interface
─
RS-232 – unbalanced interface according to V.24/V.28
─
RS-485 – balanced interface according to V.11
•
Supported functionality according to
Siemens SINAUT ST1 (TIM 11)
Protocol definition (with restrictions)
•
Optimized parameters for selected transmission facilities
•
Message conversion
─
IEC60870-5-101 <-> Siemens SINAUT ST1 (TIM11)
Note
The previously mentioned functions are described in detail in the document
SICAM RTUs
▪
Ax 1703
Common Functions SIEMENS SINAUT-ST1 GV-S
.
5.5.11.2 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)
Summary of Contents for CP-8000
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