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Nelly Ayllon

Nov 3

Wi-Fi or Bluetooth? It is your Choice.

Do you need to establish a wireless connection? PROFINET offers you the option to connect wirelessly through two well-know IEEE standards: WLAN and Bluetooth. Which one should you choose? With PROFINET it is completely your choice! PROFINET supports WLAN and Bluetooth connections without restrictions. Real-time data can be transmitted wirelessly, as well as safety messages….

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Oct 5

Industrial Wireless Access Points

PROFINET supports WLAN and Bluetooth as part of its specification. PROFINET enables wireless connections without limitations*, even with safety messages (PROFIsafe). Since PROFINET is based on standard Ethernet, it does not require specialized networking hardware. Commercial off-the-shelf Wireless Access Points(WAPs) can be part of a PROFINET network. Even though specialized industrial WAPs are not a…

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Sep 20

Make the Connection: PROFINET over Wireless

Wireless connections open up a wide variety of applications which are very difficult or impossible with regular cabling, such as automated guided vehicles (AGVs), autonomous mobile robots (AMRs), and portable control panels. PROFINET is based on standard unmodified Ethernet and can connect seamlessly with any wireless standard from IEEE 802.11 (WLAN) or IEEE 802.15 (Bluetooth)….

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Sep 4

More on Network Topology

Since PROFINET is based on standard unmodified Ethernet, it gives users all topology options: cabled topologies and wireless connections(via Bluetooth or Wi-Fi). The table below summarizes the benefits and challenges of different PROFINET topology configurations. Topology Description Benefits Challenges Line Most PROFINET devices have at least two ports, with such ports being part of a…

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Aug 23

Topology Options: Fieldbuses and Industrial Ethernets

Topology is a generic term to describe device connections in a network. The term is not exclusive to industrial networking. Social networks, for example, have their own topologies between people. Network topology, specifically, is the network layout. In Industrial networking, wired topology options include line, tree, star, and ring. Topology Options Fieldbus Networks Line topologies…

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Aug 8

PROFINET and TSN – Q&A Block

Last week we hosted a highly anticipated webinar on PROFINET and TSN. Due to time limitations, we were not able to answer all the questions that came in, but we would like to answer them in this blog post. If you are not familiar with the new terms mentioned below (TSN domains, NME, etc.), please…

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Jul 10

PROFINET Shared Device

PROFINET offers many features for custom-tailored architectures and automation applications. One of these features is PROFINET Shared Device, it gives multiple PROFINET IO controllers access to the same IO device. How Does It Work? PROFINET Shared Device offers a device the ability to support connections to more than one controller at the same time. When…

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Jun 30

PROFINET Security for Industry 4.0

Security at the Protocol Level In this world of Industry 4.0 and the Industrial Internet of Things, digitalization of production processes is mandatory. As digitalization spreads to all levels and applications in manufacturing, IT security gains more importance. Previous security concepts relied primarily on isolating production plants from external users and networks. But in the…

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Jun 10

Choosing a Network Topology

Network Topology Options PROFINET gives you flexibility for network design. PROFINET supports line, tree, ring, and star cabled topologies. In addition, it supports wireless connections via Bluetooth or WiFi(we won’t get into the subject of wireless, but you can get an overview by watching this webinar: Wireless Webinar). The section below covers the pros and…

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May 30

Burning Questions on Network Design

Last year we hosted a PROFINET Installation webinar. After an interactive Q&A section, we got several comments expressing interest in Network Design. This year we were able to put together an hour-long webinar on PROFINET Network Design. Due to time limitations, we were not able to answer all the questions that came in through the…

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