The I/O capabilities built into most microcontrollers make it easy to measure the analog world. Say you want to build a data logger for temperature. All you need to do is get some kind of sensor th… ...

Significant efficiency and performance improvements can be realized by improving the current loop’s ... This article showed how to use the LT8618 in a 4-to 20-mA current-loop transmitter ...

Figure 1: This loop-powered 4-20 mA transmitter features PWM drive and galvanic isolation from the input signal. (Click on image to enlarge) The external PWM-encoded signal is a rectangular waveform ...

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 Toughest Industrial ...

Sealevel Systems, Inc. adds a new 4-20 mA current loop board to the SeaRAQ family of I/O expansion designed for Relio industrial computers. Related To: Sealevel Systems Inc. Sealevel Systems, Inc.

The Loop-Powered Transmitter (LPT) from Otek Corp. extracts power from the loop’s current and uses it to charge a supercapacitor that powers the RF transmitter.