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10 Questions

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EtherCAT Physical Layer Overview

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Questions and Answers

What are the two different types of physical layers supported by EtherCAT?

Ethernet and EBUS (correct)

Conventional Ethernet and EBUS

100BaseTX and 100BaseFX

Fast Ethernet and Gigabit Ethernet

Why is the use of switches not recommended for ensuring real-time behavior in EtherCAT?

Switches introduce latency in the communication (correct)

Switches disrupt the full-duplex transmissions

Switches decrease the data rates

Switches cause collisions in the network

What is the low-cost solution foreseen for modular devices in EtherCAT?

EBUS (correct)

Fast Ethernet

Gigabit Ethernet

Token Ring

How is the EtherCAT network architecture described in terms of flexibility?

It can stretch over wide areas Signup and view all the answers

What does the master in EtherCAT see the whole EtherCAT segment as?

A single, large Ethernet device Signup and view all the answers

What type of transmission medium is used in this device?

Cat 5 twisted pair Signup and view all the answers

What type of connectors can be used to interconnect slave devices?

RJ45 (8P8C) and circular M12 D-code Signup and view all the answers

What is the purpose of EBUS in this context?

To interconnect modules in modular devices Signup and view all the answers

What encoding scheme does EBUS use?

Manchester (biphase L) Signup and view all the answers

What is the bit rate selected for the EBUS protocol?

100 Mbit/s Signup and view all the answers