CRT 648 Color Sensors: Easy operation and universal use
Leuze has introduced the CRT 648 color sensors, designed for intuitive operation via a large integrated LC display with keypad. Their extended operating ranges and evaluation of up to seven colors ensure versatile use across a wide range of applications.
Top Reliability and Precision
The CRT 648 color sensors from Leuze deliver reliable, high-precision color detection by comparing objects to stored reference values—ideal for sorting and inspection tasks.
With a user-friendly LC display and durable die-cast zinc housing, they are easy to operate. These sensors also feature distance-independent detection, gloss suppression, and seven pre-settable colors for versatile use.

Optimized for different applications

For detecting glossy surfaces, the CRT 648-32.G is perfect, thanks to its integrated polarization filter.
For applications requiring a small light spot—such as detecting print marks or small objects—the CRT 648-60 is the optimal choice.
When a greater mounting distance is needed, the CRT 648-150 variant provides an especially large working range.
Key Benefits at a Glance
- Flexible application range with operating distances up to 150 mm and support for up to seven color settings
- Easy setup and operation via integrated display or IO-Link interface
- Application-optimized models tailored for specific needs:
- Reliable detection of glossy surfaces with luster suppression
- New brightness evaluation with auto-correction enables wide tolerance in object positioning and distance-independent color recognition up to 65 mm
- Simultaneous evaluation of up to 7 colors using three binary-coded outputs
- Built for tough environments with a rugged die-cast zinc housing, IP67/IP69 protection, and ECOLAB certification

Highlights of the CRT 648 color sensors

CRT 648 Color Sensors Use Cases
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