Sick GL6-P7511 Photoelectric Sensor
The Sick GL6-P7511 photoelectric sensor delivers dual-lens retro-reflective detection with 5 m sensing range and PNP output for automation. This Sick 6m Dual Lens Photoelectric Sensor uses a visible red 650 nm PinPoint LED, supports 1,000 Hz switching frequency, operates on 10–30 V DC, and features an IP67 rectangular housing with M12 connector. It is manufactured by Sick, listed under Sick Photoelectric Sensors, and belongs to the G6 Series for industrial automation.
| Brand | Sick |
| Product Type | Photoelectric Sensors |
| Model Number | GL6-P7511 |
Sick GL6-P7511 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric retro-reflective sensor |
| Functional principle detail | Dual lens |
| Sensing range max. | ≤ 6 m |
| Sensing range | ≤ 5 m |
| Light source | PinPoint LED |
| Type of light | Visible red light |
| Light spot size (distance) | Ø 8 mm (350 mm) |
| Wave length | 650 nm |
| Adjustment | None |
| Supply voltage UB | 10 V DC ... 30 V DC |
| Ripple | ± 10 % |
| Current consumption | 30 mA 3) |
| Protection class | III |
| Digital Output type | PNP |
| Switching mode | Light/dark switching |
| Switching mode selector | - |
| Signal voltage PNP HIGH/LOW | VS - (≤ 3 V) / approx. 0 V |
| Output current Imax. | ≤ 100 mA 4) |
| Response time | < 625 µs 5) |
| Switching frequency | 1,000 Hz 6) |
| Housing | Rectangular |
| Dimensions (W x H x D) | 12 mm x 31.5 mm x 21 mm |
| Connection | Cable with M12 male connector, 4-pin |
| Housing material | Plastic, ABS/PC |
| Front screen material | Plastic, PMMA |
| Enclosure rating | IP67 |
| Ambient operating temperature | –25 °C ... +55 °C |
| Ambient temperature, storage | –40 °C ... +70 °C |
| Weight | 60 g |
The GL6-P7511 Sick 6m Dual Lens Photoelectric Sensor is a retro-reflective photoelectric sensor designed for consistent object detection. The GL6-P7511 operates with 5 m sensing distance, PNP digital output, dual-lens optical system, and a 1,000 Hz switching frequency. It is part of the Sick G6 series and supports stable detection tasks in industrial automation environments.
The GL6-P7511 Sick 6m Dual Lens Photoelectric Sensor is used in conveyors, packaging machines, automated assembly lines, and material handling systems. Retro-reflective sensing enables dependable detection across medium distances with stable signal output. Its rectangular housing and M12 connector simplify installation in control panels and machine frames.
The Sick GL6-P7511 Photoelectric Sensor provides reliable electrical performance and mechanical protection for industrial use. Its IP67 enclosure rating supports operation in dusty and humid environments. As a G6 series model, the GL6-P7511 aligns with Sick photoelectric sensor standards, ensuring long-term reliability and compatibility in industrial automation systems.

