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VEGA VEGACOM 557 Profibus FMS User Manual

Page 21

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VEGACOM 557 Profibus FMS

21

Setup

Communication reference KR

A communication relationship is addressed by a local short designation, the communication
reference KR. Several communication relationships can be created by the master.

Local and external Service Access Point LSAP

For communication, several service access points are available on both sides. In the KBL, the
points where the messages pass must be explicitly stated. VEGACOM 557 PROFIBUS has
more than 6 Service Access Points LSAP = 0 … 5.

Master and Slave addresses

To enable the individual Profibus participant to be accessed, each one has its own different
address. The address must be entered in the KBL.

4.3 Parameter setting of the S5 communication processor CP5431

The communication processor CP5431 operates as PROFIBUS master. The NCM software
(Network and Communication Management) is necessary for configuration of the bus param-
eters, Slave address, the assignment of the PROFIBUS objects in the PLC data sectors, etc.

The basic information is available in the Siemens manuals: Instrument manual CP5431 FMS
with COM5431 FMS volume 1, chapter 6 and volume 2: chapter 4 and 5 as well as the instru-
ment manual for AG.

The NCM software can be selected and started in the menu item "Change / additional…" in the
STEP5/ST basic package (NCM is an additional module and must be installed separately from
the basic package).

The following main menus are then available:

= Init Edit mains Load Test Tools

SINEC CP 5431 FMS

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| Edit |

| Path definition |

| End |

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