Electromagnetic Precautions; Low Voltage Directive - Logitech Logitrace User Manual

Roundness measurement system
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screen, will be copied to a file called ExcelResults.csv. This file is created in the root
of the hard drive, usually C:\.
Date and time are stored along with the results which are added to the file at the same
time as the trace is saved. The file can be imported into Excel and further processed or
printed out, as required. The ExcelResults.csv file should be deleted manually when
its contents are no longer required.
Electro-Magnetic Precautions
Although
Logitech Electronics Limited
the
Logitrace Interface
emissions, conducted emissions, E.S.D., radiated susceptibility and fast burst transient
testing), it is still vital to use good E.M.C. (Electro-Magnetic Compatibility) techniques
on installation of both this and other associated electronic equipment in order to ensure
reliable operation.
It is important to note that if used near systems that radiate high levels of harmonic
noise such as D.C. Drives, A.C. Inverters and Servo Drives then the levels of imposed
interference can greatly exceed that of the European Standards. In such cases it is
important to ensure that mains leads are routed as far as possible from all cables
carrying power to such equipment and that the supply should, if viable, be taken from a
clean source. Where this is not possible, it is advisable to use a good quality mains
filter mounted as close to the instrument as possible, ensuring that the cable between the
filter and the Interface is kept separate from any cables carrying high levels of current or
any fast switching transients.

Low Voltage Directive

It is essential that the mains supply to the system is fused externally to no more than
13A, and that the cabling supplying power to the
at least 3A. Low voltage signal cables should not be run in the same conduit or twisted
or tied to cables carrying voltages in excess of 50V (a.c. or d.c.).
If the system is not installed fully in accordance with the instructions in this
User's Guide it may not comply with the requirements of the Low Voltage
Directive.
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Logitrace_hb-uk.doc v2.0
has designed a great deal of noise immunity into
Unit, in accordance with EN5001-2 and EN5002-2 (radiated
12
Logitrace Interface Unit
is rated for

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