The E3JK series photoelectric sensor switches include models E3JKDR11, DR12, RR11, RR12, TR11, E3JKTR12 and E3JKDN11. They provide non-contact detection to sense object presence or absence and to control downstream equipment. Key benefits - Sensitive and reliable detection enables accurate signaling and stable automation performance. - Non-contact sensing reduces mechanical wear and maintenance. Why customers need them - Support automated processes with quick, dependable sensing across varying industrial tasks. - Compatible with a wide range of control systems and applications. Attributes to note - Function: photoelectric sensor switches for object detection and process control. - Compatibility: part of the E3JK family with multiple model options, including E3JKDN11. - Performance: designed for high sensitivity and dependable operation in industrial settings. Use scenarios - Conveyor lines: detect passing products to trigger sorting, counting, or packaging steps. - Material handling and assembly: verify part presence before robot pick-and-place or machine cycles. - End-of-line monitoring: ensure slots or bins are occupied to prevent misfeeds or jams. This series provides a consistent, reliable sensing solution for diverse industrial applications, with the E3JKDN11 as an additional member of the same photoelectric sensor family.