GL5-J/28a/155. Miniature photoelectric slot sensor for the detection of small parts, J design, fork width 5 mm, infrared light, NPN outputs, flat connector. Miniature design. Optimized for the detection of small parts. High switching frequency. Simple and fast mounting. Clearly visible LED functional display. Degree of protection IP67. cULus approval. Sturdy aluminum housing. Self configuration in redundant systems. Permanently self-monitoring