Luminaire for escape route marking. Plastic fitting (polycarbonate). Housing and diffuser opal made of impact-resistant plastic (polycarbonate). 4 foils for escape route marking included (according to ISO 7010). Single battery system with automatic self-test and feedback via DALI bus exclusively to the RZB DALI monitoring system. Luminaires with limited surface temperature according to DIN EN 60598-2-24 for use in an environment in which deposits of conductive dust on the luminaire can be expected. Ball-proof according to DIN 18032-3. Approved for use in the food and beverage industry.