Client Function Of Cip Message Communications; Overview; Cip Communications Instructions - Omron NX Series User Manual

10-2 Client Function of CIP Message Com-
munications
10-2-1

Overview

The NX-series EtherNet/IP Units can send a CIP message to an external device to request a service
by specifying an internal object of the device which supports the server function of CIP message com-
munications.
This is called the client function of CIP message communications.
The NX-series EtherNet/IP Units execute CIP communications instructions in the user program and
send CIP messages.
NX-series
EtherNet/IP Unit
EtherNet/IP port
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CIP Communications Instructions

The following CIP communications instructions are available.
For details on CIP communications instructions, refer to the NJ/NX-series Instructions Reference
Manual (Cat. No. W502).
Instruc-
tions
CIPUCMM- Send Explicit Mes-
Send sage UCMM
NX-series EtherNet/IP Unit User's Manual (W627)
NJ/NX-series
CPU Unit
Name
Sends a specified CIP command to the specified remote
Controller on the CIP network.
Refer to 10-2-8 Response Codes on page 10-19 and
10-5 CIP Object Services on page 10-28 for informa-
tion on the service codes and response codes that are
used with the NJ/NX-series CPU Units.
10 CIP Message Communications
Specify the CIP communications parameters,
such as the route path, as well as the service
code, the request path, and the service data.
CIP_SEND
NJ/NX-series
CPU Unit
CIP communications instruction
EtherNet/IP
Description
Built-in EtherNet/IP port
Communica-
tions method
CIP UCMM
connectionless
message
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