Expert’s Answer: HART Devices and Power Supply

Hi there! I can explain, this is a pretty straightforward case of HART devices and power supply. In most cases, you can supply power to a HART device through the programmable logic controller (PLC) or a distributed control system (DCS). However, some controllers and systems can use a separate power supply to create the current loop. So, it fully depends on your structure.

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Hope it helped!

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