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PROFIBUS-DP RS485 Installation / Pre-commissioning
Printed in the Federal Republic of Germany
TR-Electronic GmbH 2011, All Rights Reserved
10/24/2011
TR - ECE - BA - DGB - 0089 - 01
Page 85 of 131
Generally it is recommended to operate only one DP slave at the bus, to set the baud
rat
e to ≤ 187.5 kbit/s and to use short connecting cables to the DP slave.
If all described conditions are fulfilled, the SIMATIC
®
manager can be started:
Select in the menu
Options
-->
Set PG/PC Interface...
the access point
“CP5512(PROFIBUS)” and mark the option “PG/PC is the only master on the
bus” in the properties window.
The error free function of the PROFIBUS connection and the hardware should be
tested over the button
Diagnostics…
in the window
Set PG/PC Interface
. The
positive test run is completed respectively with
OK
.
If the current address is unknown, under menu
PLC
-->
Display Accessible
Nodes
all in the net accessible programmable modules with their address can be
displayed.