The Pepperl+Fuchs KHU8-DW-1.D is a rotation speed monitor designed to handle signals up to 5 kHz. It features a single pre-set threshold value, with relay output and an LED indicator for clear status monitoring. This device supports multiple wiring configurations—including 2-, 3-, and 4-wire setups—and is compatible with Namur sensors as well as rotary encoders. Additionally, it includes a start-up delay function and operates with a multi-range power supply, making it versatile for various industrial applications. This rotation speed monitor is available through BSP Automation, providing a reliable solution for machinery speed control and monitoring needs.