Addressing
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optek-Manual--1004-1010-02--ProfibusPA-US-2017-06-23
6
Addressing
In order to integrate a slave into a PROFIBUS
®
network, the address
must be set. optek PROFIBUS
®
PA devices are delivered with the default
address 126.
6.1
Overview addressing
6.2
Addressing methods
In a PROFIBUS
®
PA network, there are different ways to set an address.
Depending on the manufacturer, the physical address can be set by means of
hardware DIP switches, the manufacturer's device software or the master
control system.
6.3
Addressing via the master control system
The optek PROFIBUS
®
PA interface for C4000 and Haze Control converters
only supports the setting of the slave address by means of the Profibus DP
service „Set_Slave_Adr“ (SAP55) via a DPM2 master (DP master class 2).
Fig. 13
Schematic structure of an addressing network
Thus, a DP/PA segment coupler or a DP/PA link is required.
Tab. 3
Overview addressing
0
service, diagnosis and programming tool
1…2
address for master (class 1)
3…125
address range for slaves
126
default address: address for „Set_Slave_Adr“