Current Values

Synopsis

Reads the current values of one or multiple PI data points via the PI Web API.

Input

connection

This input port expects a Connection object if any. See the parameter connection entry for more information.

Output

output

This output port delivers the current values of teh specified data points.

connection

This output port delivers the Connection object from the input port. If the input port is not connected the port delivers nothing.

Parameters

Connection entry

This parameter is used to specify a repository location that represents a connection entry. Theconnectioncan also be provided using the connection input port.

Root path

Overrides the root path (data server) specified in the connection.

Data item

The tag of the data item to look up.

额外的数据项

An optional list of additional tags of data items to look up.