Banner Ultrasonic Block-Style Proximity Sensor, 150 → 1400 mm Detection, Analogue Output, 15 → 24 V dc,

This ultrasonic sensor system has been designed for reliable detection of no, one, or two overlapping sheet materials. The sensor's function indicators are visible from all directions and the sensor can be used for a wide variety of materials from very fine paper to thin sheet metals as well as plastic and metal foils.

Very wide material spectrum
Short response time
Detection of 0, 1 or 2 overlapping sheet materials
TEACH-mode programming
Rugged design for use in more hostile environments