SICK GTB2S-P1451 1060205 Photoelectric Sensors
The GTB2S-P1451 is a miniature photoelectric proximity sensor, part number 1060205, designed for precise object detection in compact machinery. It features background suppression, a maximum sensing range of 2 mm to 120 mm, and visible red PinPoint LED light. Its PNP light-switching output and small 7.7 × 27.5 × 13.5 mm housing support integration into space-limited automation equipment.

| Brand | SICK |
| Product | Photoelectric Sensors |
| Model Number | GTB2S-P1451 |
SICK GTB2S-P1451 1060205 Photoelectric Sensors - Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression |
| Sensing range max. | 2 mm ... 120 mm |
| Sensing range | 25 mm ... 90 mm |
| Response time | < 0.6 ms |
| Switching frequency | 800 Hz |
| Light source | PinPoint LED |
| Type of light | Visible red light |
| Typ. light spot size (distance) | Ø 3.5 mm (50 mm) |
| Wave length | 640 nm |
| Digital output Type | PNP |
| Switching mode | Light switching |
| Digital output output current IA | ≤ 50 mA |
| Supply voltage UB | 10 V DC ... 30 V DC |
| Ripple | < 5 Vpp |
| Current consumption | 20 mA |
| Enclosure rating | IP67 |
| Connection type | Cable, 3-wire, 2 m |
| Dimensions (W x H x D) | 7.7 mm x 27.5 mm x 13.5 mm |
| Housing material | Plastic, ABS |
| Cable Material | Plastic, PVC |
| Weight | 34.2 g |
| Ambient temperature, operation | –25 °C ... +50 °C |
| Ambient temperature, storage | –40 °C ... +75 °C |
The SICK GTB2S-P1451, part number 1060205, is a miniature photoelectric proximity sensor with background suppression for detecting objects independently of surfaces located behind the target. It directs visible red light toward the object and evaluates the reflected signal to determine its presence. A PinPoint LED produces a defined light spot, while the PNP light-switching output transfers the detection status to compatible machine controls.
In industrial applications, the GTB2S-P1451 can be used to verify small components at assembly stations, detect products in compact packaging equipment, monitor parts on narrow conveyors, and confirm workpiece presence before a machine operation. The background suppression function is particularly useful when the required target must be distinguished from nearby machine panels, conveyor surfaces, or other objects behind the sensing point.
As part of the SICK G2 miniature photoelectric sensor family, the GTB2S-P1451 combines a space-saving housing with IP67 enclosure protection for factory installations. It operates from 10 V DC to 30 V DC and uses a 2 m, 3-wire cable connection. The protected design supports repetitive sensing duties in assembly, handling, packaging, and general machine automation environments.