“The product is suitable for use in Zone 1, as well as for use in Class 1, Div 1.” This statement is heard or read again and again in the descriptions for products for use in hazardous areas. But what is the difference between Zone 1 and Class 1, Div 1? Let's …
The use of sensors in hazardous areas can be realised through different, defined design concepts, referred to as ignition protection types. In the following, the most common of these ignition protection types for sensors for gas hazardous areas will be briefly …
Mechanical measuring instruments for use in explosive atmospheres can now be evaluated in accordance with a new standard: DIN EN ISO 80079-36/37 will replace EN 13463-1/5, with the transition period ending on 31 October 2019. For the first instruments, WIKA has …
Mineral-insulated cable, often also abbreviated to MI cable, consists of a metal sheath and ceramic-insulated internal conductors. The ceramic is a metal oxide powder (standard material is MgO) with a purity of > 99.0%, which ensures the insulation of the internal …
When one looks at it objectively, most industrial plants constitute a hazardous zone. Many materials necessary for process operation, and also finished products, are flammable or explosive. The more of these materials are needed for the manufacturing process or are …
