The Omron E3Z-D87 Photoelectric Sensors PNP DIFF-REFLECTIVE offers reliable and consistent detection of objects in a range up to 2,000 mm, with adjustable cable output, and improved background light immunity. It offers a high resolution sensing at short-sensing distance, a narrow cube construction compact size, and a broad protecting cover for higher safety of the users. It also provides a waterproof design and an IP67 rating, built-in amplification circuitry, easy and quick electrical installation, single-cable connection, fast response time, and a built-in reverse polarity polarity protection circuit. This device is suitable for use in applications such as color, surface, pattern, or presence control and can provide reliable detection in applications such as cardboard box detection, sheet guidance, and positioning and counting.