27 {{ "2019-09-27T00:00:00+00:00" | date "MMM" }} '19 Written on {{ "2019-09-27T00:00:00+00:00" | date "longDate" }} Leuze 2- OR 3- Beam Protective Sensors ? Multiple light beam safety devices are used for access guarding at machines and systems. The required arrangement for these protective devices is described in the harmonized standard EN ISO 13855, which replaced the previous version EN 999 in 2010. Read more…