Rockwell-automation FactoryTalk Historian SE DataLink 4.2 User Guide Uživatelský manuál stáhnout pdf (Strana 70)

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FactoryTalk Historian DataLink User Guide

DataLink can return values for Boolean, Date, Double, Integer, Long, Null,

Single and String property types, or Double, Integer, Long and Single array

property types.

Required

Arguments

 Property

 Module Path

 Query Date

Property

Specify a FactoryTalk Historian property name. A property can be

entered directly or referenced in a cell. You can also browse to a

property in the FactoryTalk Historian Module Database.

Module Path

Type the module path from the FactoryTalk Historian Module

Database where the specified property can be found. The module

path is entered automatically if the property argument is selected by

browsing the Module Database.

Query Date

Specify a date to retrieve a specific version of the property.

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Rockwell-automation FactoryTalk Historian SE DataLink 4.2 User Guide Uživatelský manuál Strana 70