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SIMATIC CC712
Operating Instructions, 05/2019, C79000-G8976-C503-01
11
Application and functions
1
1.1
Application
Applications of the gateway
The gateway connects process stations to the following target systems:
●
A cloud system via MQTT
Process stations: S7 / Modbus
●
OPC UA clients
Process stations: S7
An S7 CPU data point can alternatively be configured for one of the two target systems.
1.2
Functions and communication services
Process stations
The gateway can communicate with the following process stations:
●
SIMATIC S7-300/400/1200/1500
Communication via Ethernet (S7 communication)
●
Modbus controllers
Communication via Ethernet (Modbus/TCP)
Protocols for the cloud connection
The gateway supports the following protocols for communication with a cloud broker or cloud
server:
●
MQTT
According to OASIS standard version 3.1 / 3.1.1
The gateway is the publisher.
Supported cloud systems
The gateway supports the connection to cloud systems that support a broker functionality
with the above-mentioned requirements and the functions described below.
The configuration of cloud access ("Cloud profile") is adapted to communication with the
following cloud systems:
●
MindSphere (Siemens)
Service: MindConnect IoT Extension
●
AWS (Amazon)
Service: IoT Core