In Europe, one of the leading industrial communication systems is PROFIBUS for manufacturing automation with strong growth in many other markets. It is mainly supported by Siemens where PROFIBUS User organizations are also promoted.
The products from Profibus are certified by the PROFIBUS User Organization (PNO) where its compatibility is worldwide guaranteed.
15 years ago, PROFIBUS was originally defined under the German standard DIN 19245. Today, it is considered as a part of International standard series IEC 61158. 3 protocol variations (DP, DPV1, and DPV2) are considered as a part of the PROFIBUS family. It can be used with different physical transmission media.