The IDEC SA1U-P07M is a versatile polarized retroreflective switch with a relay output and includes a 7m range reflector. It supports multiple sensing methods including through-beam, polarized retro-reflective, diffuse, and background suppression, catering to various application needs. The device offers an extensive sensing range of up to 50m and features an adjustable time delay from 0.1 to 5 seconds for tailored operation. Designed with interference prevention, it allows for the close mounting of two units without signal disruption. Additionally, its spring-up terminal block structure simplifies wiring processes.