Siemens Simatic S7-400

Configuration and operation
4.7 Configuration of the CP in STEP 7 V5
CP 443-1 OPC UA
48 Operating Instructions, 01/2017, C79000-G8976-C427-02
Start of security configuration
If you click the "Run" button, the SCT opens.
Security settings in SCT
Relevant SCT tab
Make the Security settings of the CP in the SCT in the flowing tabs:
●
Time-of-day synchronization
Configuration of the server and parameters for NTP and NTP (secure).
●
Log settings
●
SNMP
Configuration of the parameters of SNMPv1 or SNMPv3
●
OPC UA
Configuration of
– Authentication of the OPC UA server
– Encryption of the data
– Write protection for the data areas of the CPU
●
Certificate validation
Settings for checking the certificates
●
S7 communication
Settings for protecting access to diagnostics data and the backplane bus
For details, see section Configuration in the SCT (Page 55).
4.7.4
"Diagnostics" Tab
From the "Diagnostics" tab, you have the alternative of starting the following for the CP:
● Special diagnostics
● Web diagnostics
You will find more detailed information on the functions in the manual /2/ (Page 133).
Requirement
Establish a physical connection between the programming device and the SIMATIC S7
station and set the PG/PC interface so that the CP is accessible. Further help is available in
the "Set PG/PC Interface..." function (Start menu > Setting the PG-PC Interface).