Configuring Tags for Siemens S7 PPI Communication

Help Contents

Introduction

Before starting this walkthrough, we recommend reading the help topics on the Configuration Tool, and Getting Started. These topics provide background information about using the Configuration Tool and the concepts used in Fernhill SCADA.

You will also need the following information about the PPI adapter and target PLC:

The walkthrough covers:

Create a Folder

1. Start Configuration Tool. Use one of the connection options on the Start Page to connect to Fernhill SCADA.

2. Select the Tag Window in the Configuration Tool.

3. In the Tags window, right click on the root entry: Database Icon localhost

4. Select Add new folder to create a new folder:

Tag View showing a new folder

Create a Siemens S7 PPI Channel Tag

1. Right click on Folder and select New Tag, followed by Siemens S7, followed by Siemens S7 PPI channel.

2. Change the name of the channel to Channel:

Tag View showing new Siemens S7 PPI Channel Tag

3. In the Properties Window enter suitable values for Mitsubishi Melsec Serial Channel properties:

PropertyExplanation
ModeClick the Browse button Browse button to use the Serial Port Mode Editor to select the appropriate baud rate.
PortClick the Browse button Browse button to choose the COM port the PLC is connected to. For example COM1.

Create a Siemens S7 PPI PLC

1. Right click on Folder and select New Tag, followed by Siemens S7, followed by Siemens S7 Serial PLC Tag.

2. Change the name of the new tag to PLC:

Tag View showing Siemens S7 Serial PLC Tag

3. In the Properties Window enter suitable values for the Mitsubishi Melsec PLC Tag properties:

PropertyExplanation
ChannelClick the Browse button Browse button to open the browse dialog. Select the channel created earlier.
AddressThe address of the PLC.

Note: Once the PLC tag is associated with the Channel tag, Fernhill SCADA will attempt to establish communications. You can monitor the status of the PLC tag in the Status Monitor Window.

Further Information

Siemens S7 PPI channel

For information about Siemens S7 PPI channel tag.

Siemens S7 Serial PLC Tag

For information about Siemens S7 Serial PLC Tag.

Siemens S7 Driver

For information about the Siemens S7 Driver.

Glossary

For the meaning of terms used in Fernhill SCADA.