Siemens SIMATIC S7-1200 Manuel - Page 5

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1 Task

Task

1.1

Overview

Introduction

ebm-papst offers fans with an integrated RS485 interface that can be controlled via

the Modbus RTU protocol.

These fans are to be connected to a SIMATIC PLC, monitored and controlled.

Overview of the automation task

The figure below provides an overview of the automation task.

Figure 1-1

SIMATIC PLC

Basic Panel

Description of the automation task

The application has to satisfy the following requirements:



Communication between the SIMATIC PLC and the ebm-papst fan (reading

and writing the parameters) via Modbus RTU



Operation and monitoring of the motor parameters via HMI

Controlling several fans (ebm-papst) via Modbus RTU

Entry ID: 109476801,

V2.0,

Modbus RTU

SIMATIC

09/2018

ebm-papst

Modbus fans