Redundancy Concepts of the IP Public Address Unit

The permanent availability of critical devices is crucial when initiating alarms or voice announcements in emergency situations. The IP PA unit of the NPA series is especially designed to deal with this requirement. It offers intelligent backup control enabling component redundancy for the amplifier modules and the power supply unit – all in one device. […]

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Unicast, Multicast and Broadcast in Industrial Communication Systems

A post by our colleague Roland Leuthe, Head of Development “Systems Software” In one of our last blog articles we explained the basic characteristics of the different transmission modes of communication: unicast, multicast, and broadcast. How can these different modes now be reasonably implemented into industrial communication systems? First I would like to start with […]

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Unicast, Multicast and Broadcast – an Introduction

A post by our colleague Robert Persch, Development “Systems Software” An industrial communication system must transmit diverse information – speech, signaling data and control data. There are cases when information is only sent to a single recipient (unicast) as well as situations where information is sent to several recipients at the same time (multicast or […]

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