Legend; Summary Of Configuration Options; Configuration Options - Siemens SIMATIC Distributed I/O System DP/ASi Link Manual

Configuration Options

3.1

Summary of Configuration Options

Configuration
PROFIBUS-DP presents you with different configuration options for combin-
options ing the PROFIBUS-DP and the 24 V power supply of the devices. The fol-
lowing Table 3-1 shows the different options.
Table 3-1 Configuration options
Power Supply Connector for Device's
Internal Power Consumption
Configuration with power supply con- g p
nector
Configuration with several power supply connectors (the degree of expansion is
limited with a PS connector)
Configuration without power supply
connector (every L2 station has a sepa- ( y
rate power supply)
Legend for
Configuration options are described in the following using illustrations for a
following sections possible installation. We use the following legend:
Figure 3-1
Note
The 2-core bus cable must not be incorporated between the power supply
unit and a load.
If you incorporate the bus cable in the power supply cable, an inadmissible
spur line occurs. Data transfer is no longer assured in the PROFIBUS-DP.
3-2
pp y Configuration without T connector
Configuration with T connector
Configuration with programmer
connector
Configuration without power supply con-
p nector
Configuration with programmer
connector
T connector
Power supply connector
Programmer connector
Bus cable
Power supply (PS) cable
Bus cable incl. PS cable
Terminating resistor
Adapter cable

Legend

Configuration
PS
PS
cntr
PG
2-core
3-core (see note)
5-core
Distributed I/O System DP/ASi Link
EWA 4NEB 710 6055-02b
Refer to
Section 3.2
Section 3.3
Section 3.6
Section 3.4
Section 3.5
Section 3.6