Seneca S6001-RTU, User Manual

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USER MANUAL – Z-TWS4/Z-PASS2-S/S6001-RTU
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19.1.18 SEND_MAIL
The SEND_MAIL FB sends an e-mail, by means of the SMTP/SMTPS protocol.
When first called, the FB runs a process which starts sending the e-mail;
on subsequent calls, it only checks if the process has finished its job.
The FB has the following input parameters:
- SMTP_HOST : IP address or host name of the SMTP/SMTPS server
- SMTP_PORT : TCP port for the SMTP/SMTPS protocol (normally: 25, for SMTP;
465, for SMTPS)
- CRYPTO_ON : if cryptography (SSL) shall be used (FALSE -> SMTP, TRUE ->
SMTPS)
(CRYPTO_ON=TRUE is available only for Z-TWS4/Z-PASS2-S)
- AUTH_ON : if authentication shall be executed
- AUTH_USERNAME : username for authentication
- AUTH_PASSWORD : password for authentication
- FROM : e-mail sender
- TO : e-mail recipient
more than one recipient can be specified, using the ','
character as separator
- SUBJECT : e-mail subject
- TEXT : e-mail text
- ATTACH_FILE : name of the file (with path) to be attached to the e-mail (it
can be empty)
- @ENABLE : TRUE -> FB is executed
FALSE -> FB is skipped
The FB has the following output parameter:
- RESULT : -2, when called with ENABLE=FALSE
-1, in case of any failure
0, if the process is still running
1, if the process has successfully finished.