Omron PLC Tag

Help Contents

Introduction

The Omron PLC Tag PLC Device Tag Icon represents a logical link to an Omron PLC.

Configuration Properties

The Omron PLC supports the configuration properties of the PLC Device Tag with RTC.

Dynamic Properties

The Omron PLC supports the dynamic properties of the PLC Device Tag with RTC plus these properties:

Property Type Description
Message STRING[16] The message displayed on the programming console as set by the MSG instruction in the PLC.

Comments

The Omron PLC tag is an intermediate placeholder for the Omron FINS PLC Tag or Omron Host Link PLC Tag. If you want to use the FINS protocol to communicate with a PLC, create an Omron FINS PLC Tag. If you want to use the Host Link protocol to communicate with an Omron PLC, create an Omron Host Link PLC Tag.

Tag Commands

The Omron PLC Tag supports the tag commands of the PLC Device Tag plus these commands:

Tag Command Version Description
DirectWriteWord 2.3 Directly writes one or more words to an address in the PLC.
DirectWriteBit 2.3 Directly writes a single bit to an address in the PLC.
Refresh 3.15 Requests an immediate refresh of all of the I/O Data Point Tags associated with the PLC.

Relationships to Other Tag Types

The Omron PLC Tag builds on the features of these tag types:

The Omron PLC Tag is used as a building block for these tag types:

Further Information

PLC Device Tag with RTC

For properties common to all types of PLC device with set clock capability.

Omron Serial Communication Channel

For more information on Omron serial communications channels.

Omron TCP/IP Communication Channel

For more information on Omron TCP/IP communications channels.

Omron UDP/IP Communication Channel

For more information on Omron UDP/IP communications channels.

Omron Register Block Tag

For more information on the Omron register block that can be associated with Omron Device tags.

Glossary

For the meaning of terms used in Fernhill SCADA.