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Profibus pa, 3 electrical connection for pa signal converter – KROHNE UFC 400 PROFIBUS PA-PROFIBUS DP User Manual

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PROFIBUS PA

3

17

UFC 400

www.krohne.com

05/2014 - 4003118502 - AD UFC 400 PROFIBUS R02 en

3.3 Electrical connection for PA signal converter

Connection to a spur

Connection to a trunk

INFORMATION!
The wiring between the device and the PROFIBUS PA bus is independant of polarity.
The signal converter PROFIBUS PA interface will operate only if the additional power supply for
the device is connected/available.
For a detailed description of the electrical connections please refer to the standard signal
converter handbook. Refer also to the PROFIBUS PA user and installation guideline (Version 2.2,
February 2003 PNO order no. 2.092).

or

or

1 e.g. incoming data lines
2 e.g. outgoing data lines