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: Fieldbus
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 […]
Texto original por Mirko Torrez Contreras Hace un tiempo atrás, como parte de un viaje de capacitación y certificación sobre redes PROFINET auspiciado por la firma Indu-sol , tuvimos la interesante experiencia de participar en un trabajo de ampliación y montaje de nuevos segmentos de red PROFIBUS DP en una empresa ubicada cerca de Hamburgo, […]
Traducción autorizada del Tech Tip publicado en Profinews 161, 10 de enero de 2018. Texto original por Mirko Torrez Contreras, con colaboración de Peter Thomas y Michael Bowne Siempre usamos los valores por defecto… Al analizar algunos problemas de comunicación en las redes PROFIBUS DP de un cliente, me di cuenta de que los valores […]
Got an article published in the February 2018 PROFINews newsletter!!!!
The first PITC/PICC (PROFIBUS & PROFINET INTERNATIONAL TRAINING AND COMPETENCE CENTER) located in Argentina started its operations in May 2017, with a Certified PROFIBUS DP PA Engineer course. Since that first time experience we have hosted two Certified PROFINET Engineer courses, a Certified PROFIBUS DP PA Installer course, a Certified PROFINET Installer course and finally, […]
News from around the world includes a new PI Competence Center and PI Training Center in Argentina, events in Brazil, and a Profibus & Profinet Day in Italy. Argentina The first PI Training Center (PITC) and PI Competence Center (PICC) was accredited by PI in Argentina at Autex S.A., a Siemens Premier Partner located in […]
(Snapshots from the near future: Part 4) Introduction: The Next Generation Control System Initiative A couple of years ago, while reading an online magazine or a web page, I found out the initial details of the so-called Exxon Mobil’s Next Generation Control System initiative (let’s call it the NGCS).f This initiative originated in the following […]
Highlights of the Hannover Messe The bumpy road towards the digital process plant The current trend towards digitization that is taking over the Industrial Automation world has been somewhat slower in the conservative Process Automation market. The digital fieldbus protocols that seemed to be destined to conquer the process plants (Foundation Fieldbus and PROFIBUS PA), […]
Recientemente certificada por PROFIBUS & PROFINET International (PI) como Centro de Entrenamiento y de Competencia (PITC/PICC) para las tecnologías de buses de campo PROFIBUS® y PROFINET®, la empresa AUTEX S.A. acerca al mercado latinoamericano un espacio destinado a brindar soporte técnico, capacitación, certificación, asesoramiento y servicios de diagnóstico preventivo y predictivo para redes basadas en […]