Terminator Switch
Terminator OFF
Terminator ON
Figure 6 PROFIBUS connector
The number of stations in a PROFIBUS network is restricted to 126. According
to the PROFIBUS specification up to 32 stations are allowed per segment. A
repeater has to be used to link the bus segments.
2.3.3 HART connection
The HART connection is divided into two types: “Loop Power Source” and
“External Power Source”, as shown in the below:
Figure 7 Loop Power Source (1)
GW-7557 PROFIBUS/HART Gateway User Manual
(Version 1.00, Dec/2011)
PAGE: 11
Содержание ICP CON GW-7557
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Страница 73: ...7 Dimensions GW 7557 PROFIBUS HART Gateway User Manual Version 1 00 Dec 2011 PAGE 73...
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