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MELSEC-F
OVERVIEW1
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(3) Communication by e-mails (Details are explained in Chapter 10)
Data can be sent to and received from an external device at a remote location
using e-mail via an Internet line.
(a) Sending/receiving e-mail from the PLC
The following data can be sent/received by e-mail.
1) Sending/receiving data as attached files
Up to 2k words of data can be sent to or received from a personal
computer or other Ethernet module with mail function as a file attached to
an e-mail.
2) Sending data as main text
Up to 256 words of data can be sent to a personal computer or portable
terminal in the main text of an e-mail.
Internet
(Public dial-up line)
Router Router
Local station
External device
Internet service
provider
Internet service
provider
E-mail
sending/
receiving
Hub
Mail server
Mail server
Hub
Mail sending/
receiving