Omron SYSMAC CS1W-ETN21 Operation Manual page 31

Ethernet Unit Function Guide
Reference
Receiving E-mail (Data and Files) at the PLC
Operation
6
Receiving
e-mail
E-mail
IP router
Firewall
Router
Sending
e-mail
Monitoring PLC changes and
sending equipment status to
the operator by e-mail
SECTION 2 Mail Send Function in the Operation Manual Construction of
Applications
Use the mail receive function.
When the mail receive function is used, the PLC can be accessed through a
mail address, enabling remote applications via the Internet to be constructed
relatively easily. With the mail receive function, any of the following remote
commands can be specified as e-mail subjects.
• FileWrite (File Write)
• FileRead (File Read)
• FileDelete (File Delete)
• FileList (File List Read)
• UMBackup (User Memory
Backup)
• PARAMBackup (Parameter Area
Backup)
• IOMWrite (I/O Memory Write)
• IOMRead (I/O Memory Read)
To use the mail receive function, there must be a separate POP3 server on
the network. Aside from the IP address, the host name used for DNS service
can be specified for the POP3 server.
Mail software
Internet
Intranet
(Server room) (Office floor)
DNS server
POP3 server
SMTP server
SNTP server
Ethernet
Router
(Production line)
Ethernet
Ethernet Unit
PLC's I/O memory data
sent as attached file
• ChangeMode (Operating Mode
Change)
• ErrorLogRead (Error Log Read)
• ErrorLogClear (Error Log Clear)
• MailLogRead (Mail Log Read)
• MailLogClear (Mail Log Clear)
• Test (Mail Test)
• FinsSend (FINS Command
Send)
Section 1-1
Mail software
Receiving
e-mail
Ethernet