PROFINET, PROFIBUS, and IO-Link news from around the world

PROFINET Supervisors [Tech Tip]

Most of the communication in a PROFINET network flows between Devices and Controllers. Supervisors don't get much attention because they don't get involved in production work. However, a PROFINET Supervisor can be a great tool during system commissioning, checkout, and even to troubleshoot when there's a problem.

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PROFIsafe Profile: Industrial Safety [Tech Tip]

The PROFIsafe profile details are incorporated into the PROFIsafe driver firmware in both an F-Controller and an F-device. The PROFIsafe driver ensures the integrity of the safety portion of the communication. But, what are the network challenges? And how does PROFIsafe resolve them?

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Conventional vs Combined Safety

The conventional safety PLC concept meant that normal PLCs and standard I/O could not be mixed with safety PLCs and safety components in the same network. But what about the combined safety principle?

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Using HMIs in PROFINET Networks [Tech Tip]
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Using HMIs in PROFINET Networks [Tech Tip]

Depending on your application you will have to decide which protocol to use on your HMI. Let’s take a look at the main differences between a TCP/IP-based HMI and a PROFINET-based HMI.

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