User Rights and Privileges

Help Contents

Introduction

A User Right is a permission allowing a user to do an action on Fernhill SCADA. Most User Rights apply to tags, for example Read or Write. Some other User Rights apply to Fernhill SCADA as a whole, for example Configure.

You can grant a User Right to a single zone, multiple zones, or all zones. You can also block a feature by removing the corresponding right from all zones. User rights are edited using the User Rights Editor.

These User Rights are supported:

User Right Applies To Description
Refresh Refresh
Permits a user to manually refresh data from its data source
Write WriteValue
WriteValueQuality
Permits a user to write data to a tag, or to the underlying data source
Force ForceValue
RemoveForce
Permits a user to apply a force to a tag, or remove a force from a tag
Acknowledge AcknowledgeAlarms Permits a user to acknowledge an alarm
DisableAlarms DisableAlarms
EnableAlarms
Permits a user to enable or disable an alarm
DirectWrite DirectWriteBit
DirectWriteByte
DirectWriteString
DirectWriteWord
Permits a user write directly to a data source.
Configure Fernhill SCADA Permits a user to configure Fernhill SCADA

Further Information

Windows User Rights Editor

To learn how to specify the rights of users accessing Fernhill SCADA running on Windows.

Editing User Rights on Linux

To learn how to specify the rights of users accessing Fernhill SCADA running on Linux.

Fernhill SCADA

To learn about the tools in Fernhill SCADA.

Configuration Tool

To learn about configuring Fernhill SCADA.

Glossary

For the meaning of terms used in Fernhill SCADA.