GTB2F-N1311 SICK is a photoelectric proximity sensor with a detection range of 0–16 mm, utilizing visible blue light to detect small objects or low-reflectivity surfaces with high accuracy. The sensor features an NPN Light ON output, a 3-wire cable connection (2 m length), and a compact design for easy installation.
This sensor is commonly used for object detection on conveyor systems, position monitoring of components in assembly machines, and other industrial production lines, helping improve system accuracy and operational stability
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression |
| Sensing range max | 0 mm … 16 mm |
| Type of light | Visible blue light |
| Light spot size (distance) | Ø 3 mm (8 mm) |
| Wave length | 455 nm |
| Adjustment | None |
| Items supplied | None |
| Supply voltage | 10 V DC … 30 V DC |
| Digital output | NPN |
| Switching mode | Light switching |
| Output current Imax | ≤ 50 mA |
| Response time | < 0.625 ms |
| Switching frequency | 800 Hz |
| Dimensions (W x H x D) | 14 mm x 24 mm x 3.5 mm |
| Connection | Cable, 3-wire, 2 m |
| Material Housing | Plastic, VISTAL® |
| Material Front screen | Plastic, MABS |
| Enclosure rating | IP67 |
| Ambient operating temperature | –20 °C … +50 °C |
| Special applications | – |
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