Light curtains are an excellent choice of presence sensing to comply with the SIL3 safety standards. An alternative to machine guarding which performs well in a number of environments. In wash down areas light curtains are not the most effective method of presence sensing and can fault more frequently than a cleaner environment, the IP ratings and materials don’t meet the needs of those areas which require a thorough wash down or requires strong detergents.
Datasensor have addressed this issue and have produced the SG4-H safety light curtains that meets IP ratings of IP65 and IP69K, they are constructed from stainless steel, meaning the product will withstand wash down and heavy detergents.
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