The Schaller VISATRON VN115/87 is a highly reliable oil mist detector designed for the crucial task of monitoring crankcase conditions in large diesel, gas, and dual-fuel engines. This device provides early detection of increasing oil mist concentrations, a primary indicator of potential engine damage such as piston or bearing overheating. By continuously sampling the crankcase atmosphere, the VN115/87 acts as an essential safety system, triggering an alarm before explosive conditions can develop. Its robust construction and proven measurement principle ensure dependable performance in demanding marine and industrial environments, helping to prevent catastrophic engine failure and enhance operational safety.