IEC 61334-6 PDF

Buy IEC Ed. Distribution automation using distribution line carrier systems Part 6: A-XDR encoding rule from SAI Global. IEC (), Distribution automation using distribution line carrier systems. Part 6: A-XDR encoding rule: Defines a set of encoding rules that may be. Purchase your copy of BS EN , IEC as a PDF download or hard copy directly from the official BSI Shop. All BSI.

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Take the smart route to manage medical device compliance. The data from zero crossings should be collected into 8-bit bytes. The standard’s low speed is caused by the limited number of bits per power line cycle.

One tone is chosen for mark i. This is followed by 38 bytes of data, and 3 byte-times of silence. In multiphase power lines, a separate signal might be sent on each phase to speed up the transmission.

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You may 611334-6 similar items within these categories by selecting from the choices below:. S-FSK spread frequency-shift keying is a modulation scheme that combines some of the advantages of classical spread-spectrum modulation immunity against narrow-band interference with some of the advantages of classical frequency-shift keying FSK is low complexity.

IECknown as Distribution automation using distribution line carrier systemsis a standard for low-speed reliable power line communications by electricity meterswater meters and SCADA.

Related standards use the physical layer e. Accept and continue Learn more about the cookies we use and how to change your settings. Please download Chrome or Firefox or view our browser tips.


The 61334-6 permits each zero-crossing to convey 1, 2, 4 or 8 bits, with increased sensitivity to timing as the number of bits increases. Automatisation de la distribution a l’aide de systemes de communication a courants porteurs. Learn more about the 6133-46 we use and how to change your settings.

BS EN 61334-6:2001, IEC 61334-6:2000

The frequencies are placed far enough apart that frequency-selective fading and narrow-band interference only blocks one of the frequencies, so the receiver can still recover all the data from the other frequency. The silence and the preamble allow the receiver’s signal processing to measure the channel’s noise ratios. Search all products by. The faster, easier way to work with standards. Retrieved from ” https: It is actually a series of standards describing the researched physical environment of power lines, a well-adapted physical layer, a workable low-power media access layer, and a management interface.

The system should eic able to adjust the receiving method on each byte packet.

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List of International Electrotechnical Commission standards. From Wikipedia, the free encyclopedia. You may experience issues viewing this site in Internet Explorer 9, 10 or The most significant bits are sent first, unlike a conventional serial port. The tones are chosen by utilities, not specified in the standard. By using this site, you agree to the Terms of Use and Privacy Policy. For example, it lets a central controller read a unit’s signal to noise ratios, and set the bit that enables a station to retransmit weak stations.


Electric power distribution, Electric power transmission, Electric power distribution lines, Data transmission, Electric power transmission networks, Electric power networks, Automatic control systems, Control systems, Coding data iwcCodes, Data 63134-6, Data syntax, Data transfer.

The physical layer synchronizes a small packet of tones to the zero-crossing of the power line’s voltage. Verteilungsautomatisierung mit Hilfe von Traegersystemen auf Verteilungsleitungen. This website is best viewed ied browser version of up to Microsoft Internet Explorer 8 or Firefox 3. Each byte is collected into byte packets. Find Similar Items This product falls into the following categories.

The first four bytes of each packet are a preamble to measure the channel’s current condition. Your basket is empty. The physical layer is adaptive. Depending on the signal to noise ratios, the bits can be recovered from the difference between the power of the mark and space ic, the power of the mark tones only, or the space tones only. This page was last edited on 30 Marchat The bytes from the low-layer packets are reformed into bytes for the higher layers.

The high reliability comes from its reliable timing system i.

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Click to learn more. The higher link-layer strongly resembles HDLCexcept with a novel feature that allows selected stations to retransmit messages. Wide area networks Networking standards.

A-XDR encoding rule Status: Views Read Edit View history.

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