Technical specifications
10.2 PROFIBUS PA cable specifications
Spurs
The line between distribution box and field unit is described as a spur. By non-Ex applications the
max. length of a spur depends on the number of spurs (>1 m/3.28 ft):
Number of spurs
1 to 12
Max. length per spur
120 m (393 ft)
84
13 to 14
15 to 18
90 m (295 ft)
60 m (196 ft)
19 to 24
25 to 32
30 m (98 ft)
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SITRANS FUS060 with PROFIBUS PA
Operating Instructions, 09/2021, A5E02225054-AD