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2 Introduction to VLT Automation VT Drive
2.8.6 Feedback Conversion
In some applications it may be useful to convert the feedback signal. One example of this is using a pressure signal to provide flow feedback. Since the
square root of pressure is proportional to flow, the square root of the pressure signal yields a value proportional to the flow. This is shown below.
2
2.8.7 Reference Handling
Details for Open Loop and Closed Loop operation.
A block diagram of how the drive produces the Remote Reference is shown below:.
28
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