The IFM SI0553 is a robust inductive speed monitor designed for reliable detection of rotational speed on machines and industrial equipment. It is ideal for monitoring underspeed, overspeed, and standstill conditions. This sensor operates by detecting metallic actuating surfaces and provides a clear switching signal when the set speed value is reached. Featuring a non-flush mountable M30 threaded housing and an M12 connector, the SI0553 ensures easy integration and a secure connection. Its high IP67 protection rating and wide operating temperature range make it perfectly suited for harsh industrial environments.