Industrial temperature sensors are widely used with 4–20mA current-loop transmitters in industrial control and automation. In the current loop the temperature sensor converts a temperature into a ...

The firm has a more detailed description of the precision current interface on line in a paper titled “High-Performance, High-Accuracy 4-20mA Current-Loop Transmitter Meets ... Foundation maintains a ...

The current-loop transmitter in the figure employs an unusual trick to inexpensively implement an optically isolated 4- to 20-mA transmitter: operation of the quad-channel LED/transistor ...

To reduce noise and voltage drops in analog voltage signals, the market place has adopted an analog current (4-20mA) output as its ... In a typical 4-20 mA current loop circuit, a sensor and ...