DNP3 Channel Tag

Introduction

The DNP3 Channel Tag provides a SCADA communication channel to DNP3 Outstations.

The DNP3 Channel Tag supports the configuration properties of the Active Channel Tag plus these properties:

Property	Type	Version	Description
SourceAddress	UINT	3.46	The DNP3 Source Address used by Fernhill SCADA.
DataLinkConfirm	USINT	3.46	Defines when the driver uses Confirmed Data when sending a data link message to the Outstation. The options are: Never (0): The driver sends all data link messages to the Outstation using unconfirmed data. For Large Messages (1): The driver sends application frames that require multiple data link frames using confirmed data. Application frames that fit in a single data frame are sent using unconfirmed data. For All Messages (2): The driver sends all data link messages to the Outstation using confirmed data.
DataLinkRetries	USINT	3.46	The number of times the driver will try to send a confirmed data link frame before the request is failed.
DataLinkTimeout	TIME	3.46	The time the driver will wait for a confirmed data link frame to be acknowledged.

The DNP3 Channel Tag supports the tag commands of the Active Channel Tag.

The DNP3 Channel Tag builds on the features of these tag types:

The DNP3 Channel Tag is used as a building block for these tag types:

To learn about abnormal conditions in SCADA applications.

For the meaning of terms used in Fernhill SCADA.