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Why 24V DC is the Global Standard in Industrial Automation
- 〡 by WUPAMBO
In modern factory automation, you will find 24V DC power supplies powering the vast majority of instrumentation, control systems, and PLC I/O modules. While high-voltage AC remains necessary for heavy-duty motors and heaters, the low-voltage DC domain dominates the signaling and control landscape. Understanding why this standard exists is crucial for any automation professional.
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