Rockwell Automation 1757-FFLD Linking Device Configuration Manual - Manual (Page 28)

Publication 1757-PM002A-EN-E - June 2006
2-18 Set Up A System
Figure 2.10 An Ideal Fieldbus Communications Signal
Good Network Scope Display
In order to analyze a fieldbus network signal, you must know what constitutes
a good signal versus a bad one. Figure 2.11 represents a normal signal
consisting of two terminators.
Figure 2.11 Good Network Signal (1)
(1) FF Engineering Guide (11.4.3)
75-500 mv
75-500 mv
Max Noise
75 mv (pk-pk)