Data Point Configuration; Data Point Name And Data Point Index - Siemens S7-1200 Operating Instructions Manual

Configuration and operation
4.15 STEP 7 configuration of individual parameters
Importing the certificate with encrypted transfer
To be able to use encrypted transfer, you need to load the certificate of your e-mail account
in the certificate manager of STEP 7. You obtain the certificate from your e-mail service
provider.
To import the certificate, follow these steps:
1. Save the certificate from your e-mail service provider in the file system of the engineering
station.
2. In STEP 7, select the entry "Global security settings > Certificate manager" in the "Project
tree".
3. Change to the "Trusted certificates and root certification authorities" tab.
4. Select any row in the table "Trusted certificates and root certification authorities".
5. Select the "Import" entry in the shortcut menu.
6. In the dialog that follows, select the required certificate.
4.15.7

Data point configuration

4.15.7.1

Data point name and data point index

Character set for data point names
When a data point is created, the name of the PLC tag is initially adopted. In the "General"
tab of the data point you can change the name of the data point.
When assigning the name, only the following ASCII characters can be used: ASCII
characters 0x20 ... 0x7e with the exception of the characters listed below.
The following characters are forbidden since they do not adhere to the syntax rules of TCSB
for OPC items:
● 0x27 (apostrophe)
● 0x2e (period)
● 0x2f (slash)
● 0x5b and 0x5d (square brackets)
● 0x5c (backslash)
● 0x7c (pipe)
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Operating Instructions, 01/2015, C79000-G8976-C381-01
CP 1243-7 LTE