Why is 4-20mA Widely Used for Sensor Signal Transmission?

Why is 4-20mA Widely Used for Sensor Signal Transmission?

In the field of industrial automation, if you have paid attention to the methods of sensor signal transmission, you will definitely notice a strange phenomenon: Why do so many sensors choose to use 4-20mA for signal transmission? What is the secret behind this? Five Major Advantages There is a lot of noise interference in industrial … Read more