Siemens SIMATIC NET PROFIBUS Manuel d'utilisateur télécharger pdf (Page 5)

Network selection criteria

for electrical and optical networking

Figure 7: Selection criteria for electrical and optical networking

Criteria

Electrical

Network

Transfer media

Distances

Topology

1) Plastic FO cable is also called polymer optical fiber (POF)

2) Depending on cable type used

3) Depending on data rate and cable type used

4) Integrated interfaces (ET 200M, ET 200X)

5) For PROFIBUS-PA 1.9 km

Optical Network

Plastic

PCF

Glass

Shielded 2-wire cable

max. network size

Between 2 terminals

Bus

Line

Star

Ring

2) 2)

Transmission

protocols

Terminal

connection via

OLM

Integrated interfaces

Bus terminal

Bus connector

Network segments

connectable

Electrical

PROFIBUS

Optical

PROFIBUS

with OLM

Optical PROFIBUS

with integrated

IF and OBT

Not applicable for this application.

all all DP

9.6 km

up to 1 km

90 km

up to 15 km

9.6 km

up to 300 m

1 2 3 4 5 6 7 8 9 10 ... 23 24

SIMATIC NET Network Solutions 1
Optical network 2
PROFIBUS topologies 2
Electrical network 4
Network selection criteria 5
FastConnect technology 7
LAN cables 8
Hybrid cables 9
PROFIBUS 10
Fiber-optic cables 10
12 Mbit/s with 11
PROFIBUS SpliTConnect 12
Connection examples 13
Network components 15
Transitions 19
Ordering data 20
Ordering data (continued) 21
SIMATIC NET contact persons 22
Abbreviations, explanations 23
Abbreviations (continued) 24
SIMATIC NET in the Internet 24

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