Modular vs. Compact PLCs: Which Architecture Saves More in Maintenance?
Performance and price usually headline PLC decisions, but the real differentiator shows up later—during maintenance. A controller that’s inexpensive to buy can become costly to keep if every fault requires full replacement. This guide explains the maintenance trade-offs between compact and modular PLC architectures and links to representative parts you can source quickly from Industrial Automation Co. First principles:…
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