Sick CS81-N3612 Color Sensor
The Sick CS81-N3612 color sensor supports ≤ 60 mm sensing distance, RGB LED illumination, NPN output, rectangular housing industrial applications. CS81-N3612 is a Sick Small High Efficiency Color Sensor from Sick featuring ± 9 mm tolerance, teach-in button adjustment, 10–30 V DC supply, and a male M12 5-pin connector. It is listed under Sick Color Sensors and organized within the CS Series.
| Brand | Sick |
| Product Type | Color Sensor |
| Product | CS81-N3612 |
Sick CS81-N3612 Color Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Dimensions (W x H x D) | 30.4 mm x 80 mm x 53 mm |
| Sensing distance | ≤ 60 mm 1) |
| Sensing distance tolerance | ± 9 mm |
| Housing design | Rectangular |
| Light source | LED, RGB 2) |
| Wave length | 640 nm, 525 nm, 470 nm |
| Light spot size | 13 mm x 13 mm |
| Light spot direction | - |
| Adjustment | Teach-in button |
| Output (channel) | 1 color |
| Supply voltage | 10 V DC ... 30 V DC 1) |
| Response time | 500 µs, 160 µs, 85 µs 5) |
| Switching output | NPN |
| Switching mode | - |
| Enclosure rating | IP67 |
| Ambient operating temperature | –10 °C ... +55 °C |
| Connection type | Male connector M12, 5-pin |
The CS81-N3612 Sick Small High Efficiency Color Sensor is designed for accurate single-color detection in industrial automation environments. CS81-N3612 operates with a ≤ 60 mm sensing distance, RGB LED light source, NPN switching output, and an IP67 enclosure. It belongs to the CS Series and supports applications requiring stable color recognition over extended sensing ranges.
In practical use, the CS81-N3612 Sick Small High Efficiency Color Sensor is applied in conveyors, packaging equipment, automated assembly lines, and inspection systems. The teach-in button simplifies setup during commissioning, while the defined light spot size supports consistent detection on moving or stationary objects. Its electrical characteristics allow reliable integration with standard NPN-based control systems.
The Sick CS81-N3612 Color Sensor is engineered for dependable operation in industrial conditions. CS81-N3612 combines mechanical durability, standardized M12 connectivity, and consistent sensing behavior across temperature variations. As part of the CS Series, it is suitable for installations where reliable color detection, electrical stability, and long-term operational consistency are required.
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