Sick UC4 Series Ultrasonic Block-Style Proximity Sensor, 13 → 150 mm Detection, NPN Output, 15 → 30 V,

Reliable measurement, regardless of material color, transparency, gloss, or ambient light
Ultrasonic technology in a small housing
Detection, measurement, and positioning with ultrasonic technology
Variants with PNP/NPN digital output, analog output or push-pull output with IO-Link
Teach-in button
Precise background suppression
Immune to dirt, dust, humidity, and fog

Mini housing allows for quick and easy integration, even in the most confined spaces
Teach-in button for fast and easy commissioning
Integrated temperature compensation ensures high measurement accuracy at all times for optimum process quality
Various operating modes provide optimal application flexibility and solutions, which increase reliability and productivity
Full mechanical compatibility to photoelectric sensors allows for the use of the suitable technology for every application without machine modification
The sensor's immunity to optically difficult environment enables it to take accurate measurements even in dirty, dusty, humid, and foggy conditions

The UC4 ultrasonic sensor family combines state-of-the-art ultrasonic technology in a miniature housing. With reliable functionality in even difficult operating conditions, the UC4 is a real miniature all-rounder when it comes to demanding, specialized tasks such as detecting transparent objects or measuring the levels of fluids and bulk materials. Even in situations with high requirements for background suppression or contamination tolerance, the UC4 with switching, analog, or push-pull output with IO-Link has proven itself as the ideal choice. And to top it all off, the portfolio even includes variants with increased switching frequency for extremely fast applications.

Detection, measurement, and positioning of dark, shiny, and transparent materials
Level control for fluid and bulk materials of every shape and color
Diameter check for metal, paper, and plastic coils
Continuous detection of fabrics and wire grids
Detection of very fast objects
Outdoor applications
Crack detection in label films
Toner fill level measurement
Tool detection
Detection on the load-carrying unit
Reliable edge detection with ultrasonic technology
Identification of bar codes for transparency in the assembly process