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Siemens SIMATIC ET 200AL Manual de equipamiento

The following table shows how to set PROFIBUS address 26 as an example.

Table 3- 5

Connecting the terminating resistor for PROFIBUS DP

Terminate a PROFIBUS DP segment, on both of its ends, which means on the first and last

device of the segment, with its characteristic impedance. There are two different terminating

resistors available for this purpose, for sockets and for connectors.

The figure below shows typical use of a terminating resistor.

①

②

Figure 3-3

IM 157-1 DP (6ES7157-1AA00-0AB0)

Equipment Manual, 08/2021, A5E32100641-AE

Setting of the PROFIBUS address

PROFIBUS infeed (connector)

M12 socket with terminating resistor

Terminating resistor

3.3 Configuring PROFIBUS DP address and terminating resistor

Tens digit

Ones digit

Position 2

Position 6

Wiring