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Archive for the ‘Allen-Bradley’ Category

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Top 10 HMI Manufacturers in Industrial Automation

            The HMI market has been in constant growth in the last two decades due to the increasing need of digitalization in the industry. This need for digitalization comes for many reasons. Between them is the cost reduction of replacing the old indicator lights, push buttons, and other physical hardware. Besides, it would save a […]

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SLC 500 Troubleshooting: Appendix

Downloading SLC 500 User program: To download user program to an SLC 500 controller, the user must open the user program that is intended to be downloaded to the controller. Proceed with the configuration of RSLinx and define the driver to be used to communicate with the controller.   1. Configure RSLinx: Launch RSLinx. Click […]

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Troubleshooting Tutorial: Common SLC 500 Faults – Part 2 : Processor Faults

Programmable Logic Controllers (PLC) such as Allen-Bradley’s SLC 500 Modular or Fixed style hardware are designed with capability of self-diagnostics. With Self-diagnostics, the controller is able to detect the operational status of every member module and report this externally through varying behavior of built-in LED indicators and internally via the diagnostic buffer. This is part […]

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SLC 500 Processor Selection Guide

I. Introduction Central Processing Units (CPU) or processors are considered the most important and expensive component of a Programmable Logic Controller (PLC) assembly. Processors not only execute the downloaded user program but also manages communication between devices. It may also be operated as a stand-alone device for the purpose of testing, familiarization and learning. II. […]

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Troubleshooting Tutorial: Common SLC 500 Faults – Part 1

I. Introduction Programmable Logic Controllers (PLC) such as Allen-Bradley’s SLC 500 Modular or Fixed style hardware are designed with capability of self-diagnostics. With Self-diagnostics, the controller is able to detect the operational status of every member module and report this externally through varying behavior of built-in LED indicators and internally via the diagnostic buffer. II. […]

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