Loop powered devices draw their power from a 4-20 mA signal loop, In this video we explain how it works and what the advantages are.
Learn more here about 4-20 mA input signals here: https://www.omega.com/en-us/resources/4-20ma-measurement
Published by: OMEGA EngineeringPublished at: 3 years agoCategory: علمی و تکنولوژی