Rockwell-automation 1794-APB/B FLEX I/O PROFIBUS Adapter Module User M Bedienungsanleitung PDF herunterladen (Seite 90)

3–4 Connect the Adapter to the PROFIBUS DP Network

3!+(" 2(.- 8  .4$,!$0 

For line A or B connections, use bus segments with t-junctions and

termination blocks to form the PROFIBUS media (trunk cable). Use

termination blocks to terminate the line at each end of the trunk

cable. Use drop cables to connect devices to the network.

The maximum number of stations on the same network is 32.

2'$0 

# /2$0+ 4$

2'$0 

# /2$0+ 4$

 

 12$0" --$0

.-20.++$0

 )3-"2(.-

 $0,(- 2(.- +."*

 31 $&,$-2

 0./  !+$

 $#(

203-* " !+$

$01.- + .,/32$0

5(2' .-%(&30 2(.-

.%25 0$

8 # /2$0 + 4$

+$6  712$,

Connect to the Adapter

Connect your drop cable (using either line A or B) to the adapter as

shown below:

+ 5V

 2 0.3-#

Signal +

Shield

Pin #1

RCV/ Xmit Data +

DROP CABLE

1MΩ

 

Pin #3

Pin #5

Pin #6

Signal –

Pin #8

 02' 0.3-#

µ

 #"

RCV/ Xmit Data –

•

1. Connect the cable shield to Pin #1. The shield is connected to the

FLEX I/O chassis ground through an RC circuit as shown above.

2. Connect the data signal pins on both ends (Signal + Pin #3 and

Signal – Pin#8).

Connect the Adapter to the

Network

1 2 ... 85 86 87 88 89 90 91 92 93 94 95 ... 123 124

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Rockwell-automation 1794-APB/B FLEX I/O PROFIBUS Adapter Module User M Bedienungsanleitung Seite 90

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