Note
Possible unreported email transmission errors
• Incorrect entry of a recipient address does not generate a STATUS error for TM_MAIL. In
• More information on SMTP error codes can be found on the internet or in the error
S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG
this case, there is no guarantee that additional recipients (with correct email addresses),
will receive the email.
documentation for the mail server. You can also read the last error message from the
mail server. The error message is stored in buffer1parameter of the instance DB for
TM_MAIL.
Teleservice communication (SMTP email)
13.1 TM_Mail (Send email) instruction
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