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Edward Lowton
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Cuts through the froth
24 November 2014
Accurate level measurement of strongly foaming liquids can now be achieved more reliably with the latest version of SICK’s LFP Inox probe.

The guided-radar probe incorporates a patented SICK algorithm in its firmware that discounts false signals caused by foam.
Trials of the updated LFP Inox in UK industrial process applications have shown that excellent success rates are possible for measuring levels accurately in liquids such as milk, beer and detergents in the presence of wet, dense foams. The results show significant cost savings are likely for vessel level measurement and bottle filling applications.
The LFP Inox is a hygiene-compliant level probe that uses guided radar technology, so it is largely unaffected by a liquid’s density or conductivity. False readings can be a common problem in level measurement using multi-point float switches, capacitive sensors or hydrostatic pressure sensors.
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