EDN

4-20mA Current Loop Tester

This design will interest technicians who work on pneumatically operated valves and other 4-20mA current loop controlled devices. Although 4-20mA signal injector/calibrators are available, this one is ...
EDN

4-20mA Current Loop Configurations and FAQ’s

Transmitters are available with either floating outputs (typically used in loop-powered applications) or with single-ended outputs (typically used in locally-powered applications). This application ...
Electronics Weekly

Adding a digital interface to accurate 4-20mA loop

With an eye on factory automation, Maxim has released a reference design for a precision 4-20mA temperature transmitter with added data capability. The whole thing, branded Novato, is loop-powered, ...
Electronics Weekly

4-20mA LVDT position sensors are hermetic for industry

NewTek Sensor Solutions of New Jersey is offering hermetically-sealed LVDT position sensors with a 4 – 20mA current loop output. “Sustaining accuracy with no errors over long distance transmissions, 4 ...
Fox 5 San Diego

Avimesa validates Compulab IOT Gateway with dual 4-20mA loop interface

High-End loop sensors provide PLC grade sensors to lower cost IoT site installations. SAN DIEGO, CA, UNITED STATES, May 23, 2023/EINPresswire.com/ -- Avimesa ...
Automation World

Field and Panel Mount Loop-Powered 4 to 20mA Process Displays

The ProSense LPM1 series of loop panel meters offers a simple, low cost digital display of an analog 4-20mA signal. Models are available for mounting in a standard 1/8 DIN size panel cut-out with ...
Electronic Design

Optically Isolated 4- To 20-mA Current-Loop Transmitter Is Accurate, Inexpensive

Galvanically (that is, optically or electromagnetically) isolated 4- to 20-mA current loops offer robust noise immunity and tolerate long cable runs. These advantages, combined with simple unshielded ...