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Book Overview & Buying
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Table Of Contents
Learning RSLogix 5000 Programming
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Logix provides methods for monitoring and tuning the performance of the projects running on a controller. In the next sections, we will explore some of the available options.
The system overhead time slice is a controller setting that allows the specification of the percentage of time dedicated to the ongoing background tasks. These on-going background tasks are also known as unscheduled communications and will always require a percentage of the controller's processing power.
Logix unscheduled communications include the following features:
Programming and device monitoring communication with Logix Designer / RSLogix
Service communication
Communication with the HMI devices
Controller to controller communication
Synchronize redundant controllers
I/O connections health monitoring and connection re-establishment
The system overhead time slice only has an impact when a continuous task is configured in a project. When no continuous task is present, the...
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