This video will describe how to build a 4 to 20 mA current loop circuit controlled over I2C by a microcontroller. A Scamp3 board will be used together with a DS3502, CA3140 opamp and 2N7000 MOSFET.
Scamp3:
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udamonic.com/w...
Scamp4-20.txt
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Негізгі бет 4 to 20 mA Current Loop / I2C controlled / Scamp3
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