History of OPC Protocol
OPC – History OPC (OLE for Process Control) is an industry standard created with the collaboration of a number a
Communication
Industrial Instrumentation Communication and Networking – Learn about RS232, RS485, Modbus, HART, Fieldbus, Profibus, Serial Communications, etc.
Top 10 Facts about HART Technology
What You Thought You Knew But Didn’t 1: HART is Useful Only for Device Set-up, Commissioning, and Periodic Maintenance FACT:
HART Protocol and Fieldbus Interview Questions
The following are the HART Protocol and Fieldbus Interview Questions listed with answers. HART Protocol and Fieldbus Interview Questions HART Communication
Industrial Networking and Wireless Interview Questions
Industrial Ethernet and Wireless Communication Questions. Also Read Industrial Networking and Wireless Interview Questions with Answers.
7 OSI Layers of Communication
ISO/OSI Model The International Standards Organization (ISO) has determined a general architecture of network specifications in their DIS 7498 model
Surge Protection for the Fieldbus System
Definition The effects of a lightning strike, even at a distance of 500 m, endangers electronic/electric equipment. The main purpose of
Difference between HART and Foundation Fieldbus
HART and Foundation Fieldbus Technologies HART Devices using HART communication technology hit the market in the early 1980’s and there
What is a Fieldbus Terminator and How Does it Work?
First let’s define exactly what a fieldbus terminator is. A fieldbus terminator is a component of a fieldbus system that
Difference between Fieldbus and Profibus
The short answer is: although both “buses” are very similar, they are not the same! Here is what’s different: PROFIBUS
How are HART instruments Calibrated?
The field instrumentation in process plants is beginning to come under more sophisticated metrological discipline. Most new field instruments are now