Application and functions
1.2 Functions and communication services
SIMATIC CC7
12 Operating Instructions, 10/2019, C79000-G8976-C503-02
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 cloud access ("Cloud profile") of the gateway is adapted to communication with the
following cloud systems and supports the listed services and functions:
● MindSphere (Siemens)
Service: MindConnect IoT Extension
Function: Publisher
● AWS (Amazon)
Service: IoT Core
Function: Publisher and Subscriber
● Azure (Microsoft)
Service: IoT Hub
Function: Publisher and Subscriber
● IBM Cloud (IBM)
Service: Watson IoT Platform
Function: Publisher and Subscriber
● Other Cloud
Profile for another cloud system
Function: Publisher and Subscriber
OPC UA server for S7 data
For transfer of S7 process data, the gateway can be used as OPC UA server. The gateway
reads process data from the S7 CPU and, as OPC UA server, makes it available to one or
more OPC UA clients.
The server function can be enabled or disabled in the configuration.
The OPC UA server supports the following functions:
● Reading and writing tags
● Monitoring tags (MonitoredItems) using Subscriptions
● Hierarchical address browsing
The OPC UA server is implemented based on the "Micro Embedded Device 2017 Server
Profile" of the OPC Foundation. For details, see:
Link:
(https://apps.opcfoundation.org/ProfileReporting/ModifyProfile.aspx?ProfileID=19dfd3d2-
eb5a-40b0-b80b-b2b181d9fc51)
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