The Siemens 3RG6343-3JK00 is an ultrasonic switch from the USONIC SW family, with a sensing range of 20-100 cm and a 24 VDC supply. This is a compact, non-contact level or presence sensor for industrial environments.
Rated for 24 VDC operation with a 20-100 cm sensing window, this switch is suited for tank level monitoring, object detection, or web break detection in material handling. The 24 VDC supply keeps it compatible with standard control panel power.