Omron CS1W-ETN21 operation manual Mail Receive Function

Overview of Communications Functions Section 1-5

(2)An SMTP server is required to use the mail send function.

(3)Mail server settings require specialized knowledge, so they should al- ways be handled by the network administrator.

(4)Be sure that you have a clear understanding of the mail system before us- ing this function.

(5)Mail my not always be delivered. Depending on factors such as the con- dition of the network, mail that has been sent may not arrive at its desti- nation.

1-5-5 Mail Receive Function

With the mail receive function, the user writes a command into the e-mail and then sends the e-mail to the Ethernet Unit. The Ethernet Unit receives e-mail at regular intervals, executes the commands, and sends back responses by e- mail.

E-mail can be received over the Internet, and not just from within the intranet.

POP3 server

		Ethernet
			Ethernet Unit
	E-mail
CS/CJ-series
CPU Unit

The following types of commands can be sent to the PLC: I/O memory read and write, backup, operating mode changes, and file transfers (of 1 Mbyte or less).

Note (1) A POP3 server is required to use the mail receive function.

(2)Mail server settings require specialized knowledge, so they should al- ways be handled by the network administrator.

(3)Be sure that you have a clear understanding of the mail system before us- ing this function.

(4)Mail may not always be delivered. Depending on factors such as the con- dition of the network, mail that has been sent may not arrive at its desti- nation.

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