In our previous two issues, we discussed troubleshooting digital output modules. Troubleshooting analog modules is a bit more complicated, for two reasons: Analog modules aren't on/off, as digital ...
Jonathan Wilkins, of industrial automation components suppler European Automation, discusses the top five problems associated with programmable logic controllers (PLCs). Jonathan Wilkins, European ...
In previous issues, we have discussed troubleshooting input modules. In the examples, the output modules checked out OK. But what if they don't? As with input modules, output modules can be digital or ...
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