Yodalex: Audible and Visual Signals In Hazardous Areas

The YO6 horn has a maximum sound output of 110 dB at one meter, with a sound selection consisting of 32 internationally recognised tones which can easily be set via a five-way DIL switch. The beacon provides a 5 Joule high-intensity flash at a rate of 1 Hz and is available in 7 different lens colours. The dome is manufactured from a flame-retardant polycarbonate material, which is further protected by a steel guard, supplied and fitted as standard. The YL6 combination unit offers a unique design with a fully integrated sounder and strobe built into a single enclosure. The lightweight, cost-effective device provides omni-directional sound and light and requires minimal installation time.

They are ATEX and IECEx-approved for use in zones 1, 2, 21, and 22 for gas and dust atmospheres. In addition to standard 24 and 48 V DC operation, R. STAHL also provides AC units requiring a 115 or 230 V AC supply. Optionally, the devices can be activated through a telephone call. All Yodalex products comply with European as well as North American standards, including UL, Canadian CUL, ATEX, IECEx and Russian GOST-R specifications, thereby offering certification on a global basis.