5 joule models - II 2 G/D EEx d IIC T5 ( ;sup>T ;/sup>amb -50°C to +55°C) and II 2 G/D EEx d IIC T6 ( ;sup>T ;/sup>amb -50°C to +40°C) 15 joule models - II 2 G/D EEx d IIC T4 ( ;sup>T ;/sup>amb -50°C to +55°C) and II 2 G/D EEx d IIC T5 ( ;sup>T ;/sup>amb -50°C to +40°C)
Gas proof and dust ignition proof beacons Automatic sychronisation on multi beacon systems Can be set to 'flip-flop' alternating mode with other units on multi-beacon systems Xenon tubes mechanically secured against shock / Vibration Marine grade LM6 aluminium enclosure with glass lens and stainless steel guard Good resistance to humidity and salt spray environments