EDN

LVDT sensors feature 4-20 mA I/O in both 2-wire or 3-wire configurations

Macro Sensors, (www.macrosensors.com), specialists in the manufacture of LVDT-based linear position sensors and gaging probes, offers a new family of rugged, hermetically sealed LVDTs that provide ...
Machine Design

Sensor Sense: 4-to-20-mA Current Loops

Use of 4-to-20-mA current loops involves more than just a simple series connection between sensor, display, and power supply. The point where a sensor takes a measurement is, at times, many yards away ...
Electronic Design

Wireless Sensor Link Handles 4- To-20 mA Signals

Depending on Class I Bluetooth technology for wireless operation, the OMEGALYNX sensor link is designed to replace cables and conduits that connect 4 mA to 20 mA sensors to data processing or ...
EDN

Just Add a Transistor: The 4-20 mA Current Loop

You know the “just add a transistor” drill by now: a performance or functionality requirement comes up that you can’t support entirely using the blocks built into your favorite mixed-signal ...