ABB 2600T Series - 6 Device introduction; Fieldbus Foundation communication protocol; FF device structure; Device Application Process (DAP)

2600T Series Pressure transmitters | OI/266/PB-EN Rev. E 29
6 PROFIBUS PA Communication Protocoll
6 PROFIBUS PA Communication Protocoll
6.1 Profibus
®
definition
PROFIBUS® is an all-digital, serial, two-way communication system that serves as a Local Area Network (LAN) for factory/plant
instrumentation and control devices.
Important. Further information on PROFIBUS PA can be found in the PNO Guideline and standards IEC 61158, IEC 61784, EN 50170/DIN
19245 and EN 50020 (FISCO model) see in the Profibus PNO website www.profibus.com and/or from the ABB website www.abb.com
6.2 System architecture – ABB solution
Class 1 Master
Class 2 Master
T
T
T
T
Figure 34: PROFIBUS architecture with bus termination (T)