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Tech Notes

Tech Note: 074

How to configure Wonderware DASABCIP for unsolicited message handling

For certain classes of critical alarms, it may be best to allow the PLC (Programmable Logic Controller) to notify the data clients immediately rather than waiting for a polling interval to update the alarm point at the HMI (Human Machine Interface). For this type of event, certain Allen Bradley PLCs (i.e. ControlLogix family) have the ability to send unsolicited messages to clients. This tech note provides the procedure to configure a Wonderware DASABCIP topic to accept unsolicited messages.

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Tech Note: 069

How to Centralize and Acknowledge Alarms Across a Distributed SCADA System Using the Wonderware InTouch Alarm Hot Backup Manager

When working with distributed SCADA systems the need may arise to centralize alarms for single alarm acknowledgements and alarm provider redundancy. Wonderware InTouch provides such a method through the use of the Wonderware Alarm Hot Backup Manager utility. This document will list the steps necessary to configure the Wonderware Alarm Hot Backup Manager, and will discuss routinely inquired information.

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Tech Note: 067

AVEVA Historian Database Import/Export Utility — How to use the import feature with a manually created Industrial Data Acquisition Service (IDAS)

It may become necessary for a developer to create an IDAS in AVEVA Historian that views many data points without having an InTouch HMI application to import tags from. This document provides the procedure necessary to utilize the Import Tags feature of AVEVA Historian without an existing InTouch application, as well as how to use the Historian Server database export/import utility for archiving or troubleshooting.

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Tech Note: 065

How to use Windows Performance Monitor logs

Determining the cause of system failures especially application crashes can be difficult to pinpoint. Using the Windows Administrative snap-in Performance utility, it is possible to create a graphical representation of the state of the system at a given period of time. The resulting log files can be provided to your Wonderware support provider for analysis. This tech note describes how to create Windows Performance log files.

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