Omron NT-series Programmable Terminal V022-E3-1 User Manual

Page 217

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Section 6-1

Operation by Operating Commands

The following describes control of the NT600S using the operating commands,
and the flow of notifications from the NT600S.

For the actual procedure for using the operating commands, refer to 7-2 Com-
mands Sent by the Host (page 208) and 7-3 Commands Sent by the NT600S
(page 218).

The operating commands display monitored data from the production line and
messages to the factory workers. They are also used for NT600S control and
management.

The communication flow between the Host and NT600S differs according to the
following three cases:

Message from Host to NT600S

Host program

NT600S operation

Message to PT

Process message

Message operating command

Enquiry from Host to NT600S

Host program

NT600S operation

Enquiry operating command

Enquiry

Receive command

Receive command

Send response command

Response operating command

Notification of Operation at NT600S to the Host

Host program

NT600S operation

Receive notification

Notification operating command

Send notification command

Operation by Terminal Commands

The following describes control of the NT600S using the terminal commands.

For the actual procedure for using the terminal commands, refer to 7-4 Terminal
Commands (page 222).

The terminal commands allow the NT600S to be used as a terminal of the Host to
display text and graphics independently of the screens stored in the NT600S.

The Host sends a command and the NT600S processes the message. The
NT600S does not send back a response to the Host.

Host program

NT600S operation

Message to PT

Terminal command

Process message

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