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Troubleshooting Current Loops with Voltage Measurement

S Bharadwaj ReddyOctober 27, 2017March 18, 2019

Sometimes ammeter or current measurement with multimeter is unavailable at work locations , we can still perform useful troubleshooting measurements using nothing but a DC voltmeter / Multimeter with DC

Troubleshooting a 4-20mA Current loop

S Bharadwaj ReddyMay 13, 2016April 9, 2019

The basic layout of every 4-20mA loop consists of a power supply, a transmitter, and passive loop devices. The supply produces the energy to run the loop. The transmitter controls

Basics of 4 to 20 mA analog Signals

S Bharadwaj ReddySeptember 14, 2015April 3, 2019

The most popular form of signal transmission used in modern industrial instrumentation systems is the 4 to 20 milliamp DC standard. This is an analog signal standard, meaning that the

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