Sick GL6-P1311 Photoelectric Sensor
The Sick GL6-P1311 photoelectric sensor provides retro-reflective detection with ≤5 m range, PNP output, and 1,000 Hz switching frequency. This Sick photoelectric sensor from the G6 series uses PinPoint LED light, operates on 10–30 V DC, supports dark switching mode, and features IP67-rated rectangular housing with fixed 3-wire cable connection.
| Brand | Sick |
| Product Type | Photoelectric Sensors |
| Model Number | GL6-P1311 |
Sick GL6-P1311 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 | 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 |
| 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, 3-wire, 2 m |
| 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-P1311 Sick 1,000 Hz Retro-reflective Sensor is a photoelectric sensor designed for stable object detection in industrial automation systems. It offers ≤5 m sensing distance, dual-lens retro-reflective optics, PNP digital output, and 1,000 Hz switching frequency. This model belongs to the Sick G6 series and is commonly used where consistent detection and fast signal response are required.
The GL6-P1311 Sick 1,000 Hz Retro-reflective Sensor is used in conveyors, packaging machines, automated assembly lines, and material handling systems. Dark switching operation enables reliable detection of objects against reflective backgrounds. High switching frequency supports fast-moving applications, while compact rectangular housing allows installation in space-limited automation panels and production equipment.
The Sick GL6-P1311 photoelectric sensor delivers dependable sensing performance with defined optical behavior and stable electrical characteristics. IP67 enclosure protection, controlled output current, and standardized dimensions ensure reliable operation in industrial environments. As part of the Sick G6 photoelectric sensor family, this model is suitable for continuous industrial use requiring accurate retro-reflective detection and consistent PNP signal output.

