When digital technology became available, the idea of improving the 4-20 mA signal became the goal for every major instrumentation supplier. Using newly available cheap microprocessors, manufacturers developed various techniques to include additional information to be encoded digitally into the 4-20 mA current signal loop. As far as I can remember, the three major contenders that attempted to do this were Foxboro, with its FoxCom protocol, Yokogawa with its Brain protocol and Rosemount with the HART (Highway Addressable Remote Transducer) protocol.
Category: IoT
Introducción El entorno de trabajo TIA Portal de Siemens es la herramienta preferida para la configuración y programación de los controladores Siemens más recientes. Es un entorno relativamente amigable, visualmente más atractivo que el tradicional Step 7, aun cuando los requerimientos de hardware son elevados si se desea trabajar con proyectos relativamente grandes. Y exige […]
A taste of a country undergoing the 4th Industrial Revolution Part 1 A taste of mirror world In his 2003 novel titled ¨Pattern Recognition¨, Canadian writer William Gibson develops the idea of a mirror world, a sort of different approach to develop manufactured objects and products according to cultural and intellectual differences. In many aspects, for […]
A taste of a country undergoing the 4th Industrial Revolution Introduction A difficult question to answer At the 2016 Hannover Messe the country featured as a partner was the United States. Which, still under the Democrat Obama Administration sought to collaborate with the EU and specially with Germany in fields like sharing cutting edge technologies to […]
When we used to buy something in the old days we took for granted the functions and characteristics that this thing had. If I bought a TV, it was supposed to be a device that, when connected to the corresponding power supply and with the proper antenna or later cable connection, allowed me to watch […]