Connecting Multiple Device Combinations To The Control Center Via External Ethernet Switches - Siemens SICAM MMU 7KG9663 Device Manual

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6 Connection Principle and Applications
6.4 Application Examples SICAM MMU with SICAM I/O Unit 7XV5673
6.4.4
Connecting Multiple Device Combinations to the Control Center via External
Ethernet Switches
You can create several of the SICAM MMU and SICAM I/O Unit 7XV5673 device combinations as shown in
chapter 6.4.3 and apply them in a more complex device configuration by using external Ethernet switches. The
following figure illustrates the cabling of the devices and the possible transmission protocols.
Primary
IEC 60870-5-104
IEC 60870-5-104
Ethernet
Switches
IEC 60870-5-104,
HTTP, NTP, Modbus UDP
SICAM I/O Unit
6 Binary Inputs,
6 Binary Outputs
Fig. 6-16
74
Master
NTP Server
NTP
further Ethernet devices
Modbus UDP
between SICAM MMU
and SICAM I/O Unit
SICAM MMU
3~ V/I Input,
2 Binary Outputs
Connecting Multiple Device Combinations to the Control Center via External Switches
IEC 60870-5-104
Diagnosis/
Configuration
IEC 60870-5-104
HTTP
IEC 60870-5-104,
HTTP , NTP, Modbus UDP
Modbus UDP
between SICAM MMU
and SICAM I/O Unit
SICAM I/O Unit
6 Binary Inputs,
6 Binary Outputs
SICAM MMU 7KG9663, Device Manual
E50417-H1040-C514-A3, Edition 01.2016
Redundant
Master
further Ethernet devices
SICAM MMU
3~ V/I Input,
2 Binary Outputs

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