Siemens S7-1200 Operating Instructions Manual page 87

Requirements and necessary information
Remember the following requirements in the CP configuration for the transfer of messages:
● Enabling telecontrol communication ("Communication types") parameter group
● Activating security functions
● Additionally for e-mails: Configuring the "E-mail configuration" parameter group
To do this, you require the following information:
– Access data of the SMTP server: Address, port number, user name, password
– Email address of the recipient
Text of the message optionally with the value of a PLC tag
In the text of every message, you can not only transfer the configured text but also the value
of a PLC tag. To do this enter "$$" as a placeholder for the value to be sent in the message
text. For the configuration, refer to the next section "Include value".
Enable status identifier / External status
If this option is enabled in STEP 7, a status is output on the CP that provides information
about the processing status of the sent message. The status is written to a PLC tag of the
type DWORD that is specified in the "External status" box.
The meaning of the statuses is as follows:
Table 4- 4
Status
0000
8001
CP 1243-7 LTE
Operating Instructions, 01/2015, C79000-G8976-C381-01
When using STARTTLS or SSL/TLS: Certificate of the e-mail service provider
SMS: Meaning of the status ID output in hexadecimal format
Meaning
Transfer completed free of errors
Error in the transfer, possible causes:
SIM card invalid
•
No network
•
Wrong destination phone number (number not reachable)
•
4.15 STEP 7 configuration of individual parameters
Configuration and operation
87