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Electricity meters for modular enclosures and DIN rail

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Communication<br />

Communication is getting more important every day.<br />

Computers <strong>and</strong> telecommunications drive the development<br />

of both technology <strong>and</strong> infrastructure <strong>for</strong> communication.<br />

Communication is widely used in modern metering<br />

applications.<br />

Increasing dem<strong>and</strong>s on integration of meter data<br />

Not long ago, <strong>meters</strong> were considered to be st<strong>and</strong> alone<br />

products, read manually a few times per year. This is not true<br />

anymore. Today, there is a high dem<strong>and</strong> of integration of meter<br />

data into metering data systems <strong>for</strong> evaluation <strong>and</strong> <strong>for</strong> control<br />

of processes. There are strong requirements on connecting<br />

actions, e.g. start of equipment etc, to its consequences, an<br />

increase of energy consumption. It is only by linking these<br />

actions <strong>and</strong> consequences that we will get tools that are powerful<br />

enough <strong>for</strong> increasing the energy efficiency <strong>and</strong> changing<br />

behavior of the users.<br />

New technologies<br />

Communication is developing with new technologies evolving<br />

all the time. New af<strong>for</strong>dable equipment builds up the infrastructure,<br />

whether it is within the internet, telecom or other. Metering<br />

data is nowadays frequently communicated via LANs <strong>and</strong> cell<br />

phone networks.<br />

Open st<strong>and</strong>ards<br />

Open st<strong>and</strong>ards are important to communication. Through open<br />

st<strong>and</strong>ards, equipment from various suppliers can work together<br />

<strong>and</strong> safe solutions be implemented.<br />

Flexible ABB solution<br />

ABB has adopted a flexible solution <strong>for</strong> communication enabling<br />

all their electricity <strong>meters</strong>. A serial communication adapter can<br />

be connected to any ABB meter through an infrared interface<br />

on the side of both the meter <strong>and</strong> the adapter. This solution<br />

enables any ABB meter to be connected to a metering system<br />

<strong>and</strong> it is easy to change or upgrade the communication without<br />

affecting the installation of the meter itself. Further, a change of<br />

the communication adapter does not effect the approval of the<br />

meter.<br />

2CMC480022C0003| <strong>Electricity</strong> <strong>meters</strong> 9

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