Sick GL6-P4112 Photoelectric Sensor
The Sick GL6-P4112 photoelectric sensor provides retro-reflective detection, 5 m sensing range, PNP output, and IP67 housing for automation. This Sick Reflective Sensor uses visible red 650 nm PinPoint LED, operates on 10–30 V DC supply, supports 1,000 Hz switching frequency, and features a rectangular housing with M8 connector. It is part of Sick sensing solutions, listed under Sick Photoelectric Sensors, and belongs to the G6 Series used in industrial automation systems.
| Brand | Sick |
| Product Type | Photoelectric Sensors |
| Model Number | GL6-P4112 |
Sick GL6-P4112 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 | Selectable via light/dark 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 | Male connector M8, 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 | 20 g |
The GL6-P4112 Sick Reflective Sensor is a retro-reflective photoelectric sensor designed for stable object detection in industrial automation environments. The GL6-P4112 operates using a dual lens optical principle with a ≤ 5 m sensing range and maximum detection distance of ≤ 6 m. It uses a visible red 650 nm LED and provides a PNP digital output while operating on 10–30 V DC supply. This model belongs to the G6 series and is widely applied in structured automation systems.
The GL6-P4112 Sick Reflective Sensor is used in conveyors, packaging machines, assembly stations, and automated material handling equipment. Its retro-reflective sensing principle ensures reliable detection using reflectors across defined distances. The rectangular housing allows compact installation in machinery, and the stable PNP output enables consistent signal transfer to PLC and control systems. The fast response time supports continuous operation in high-speed industrial automation processes.
The Sick GL6-P4112 Photoelectric Sensor delivers dependable performance through its IP67-rated enclosure, fixed optical alignment, and defined electrical characteristics. Standardized M8 connectivity, controlled sensing distance, and stable output support predictable system integration. As part of Sick’s industrial sensing portfolio, the GL6-P4112 is suitable for industrial automation environments requiring consistent detection, electrical reliability, and environmental resistance.
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