Answer / ik3232

IP-66 Rating - A strong water jet directed at the scale from
any direction must not have any harmful effects. A jet
nozzle with an inside diameter of 0.49 inches splashes a
volume flow of approximately 26.4 gallons per minute, from a
distance of approximately 8.2 - 9.8 Feet from all sides onto
the scale. The test time is 3 minutes.

IP-68 Rating - Long Term Submersion

For more information

http://en.wikipedia.org/wiki/IP_Code#cite_note-0

Answer / soma

i thot it relates to internet protocol or something..oops!!

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