Cleanroom and food industry

Signalling under hygienic conditions


Hygienic Design

A hygienic design refers to the design of machinery and components that are easy to clean and maintain in a hygienic condition for use in areas where hygiene is a priority. The aim is to prevent design deficiencies that promote hygiene-related hazards or the risk of infection.

The CleanSIGN signal tower was specially developed and constructed by WERMA for use in cleanrooms, the food industry and areas with strict hygiene requirements.

  • Takes into account EHEDG (European Hygienic Engineering and Design Group)Document 8 and 13, Machinery Directive 2006/42/EC
  • Meets air purity class 2 in accordance with DIN EN ISO 14644-1 for clean rooms


  • Diameter: 70 mm
  • Power supply: 24 V
  • For the pharmaceutical and food industries
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