Voices: Real Answers

How do we communicate with aging PCs?

Replacing legacy HMI displays requires programming software.

By Control Design
Jun 25, 2015

I’ve been replacing legacy HMI screens that are many, many years past life expectancy, but they still work. The issue though is whether we still have access to a working programming terminal of the same vintage. Virtual PCs can be of some help, but we still have to deal with the communications from PC to device and some of the older technologies don't pass through a virtual PC very well.

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