Procurement managers rarely finalize GL6G-N1211 without reviewing Sick Laser Sensor, Sick Gtb6 P4211 and P&F Photoelectric Sensor, ensuring that the chosen component meets budget, compliance, and delivery conditions.
Sick GL6G-N1211 Photoelectric Sensor
The Sick GL6G-N1211 Photoelectric Sensor offers a Photoelectric retro-reflective sensor, β€ 5 m sensing range, PinPoint LED light source, NPN output, and Cable, 3-wire, 2 m connection. Manufactured by Sick under the Sick Photoelectric Sensor category, this model belongs to the G6 Series.
| Brand | Sick |
| Product Type | Photoelectric Sensors |
| Model Number | GL6G-N1211 |
Sick GL6G-N1211 Photoelectric Sensor β Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric retro-reflective sensor |
| Functional principle detail | Dual lens |
| Sensing range max. | β€ 6 m |
| Sensing range | β€ 5 m |
| Light source | PinPoint LED |
| Type of light | Visible red light |
| Light spot size (distance) | Γ 8 mm (350 mm) |
| Wave length | 650 nm |
| Adjustment | Potentiometer, 270Β° |
| Supply voltage UB | 10 V DC ... 30 V DC |
| Ripple | Β± 10 % |
| Current consumption | 30 mA 3) |
| Protection class | III |
| Digital Output type | NPN |
| Switching mode | Light/dark switching |
| Switching mode selector | Selectable via light/dark selector |
| Signal voltage PNP HIGH/LOW | Approx. VS / β€ 3 V |
| Output current Imax. | β€ 100 mA 4) |
| Response time | < 625 Β΅s 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, 3-wire, 2 m |
| Housing material | Plastic, ABS/PC |
| Front screen material | Plastic, PMMA |
| Enclosure rating | IP67 |
| Ambient operating temperature | β25 Β°C ... +55 Β°C |
| Ambient temperature, storage | β40 Β°C ... +70 Β°C |
| Weight | 60 g |
The Sick 5m NPN Retro-reflective Sensor GL6G-N1211 operates on a 10β30 V DC supply and uses a visible PinPoint LED (650 nm) light source to ensure stable performance even in challenging industrial environments. Its dual-lens design enables superior focus and alignment, while the potentiometer-based adjustment (270Β°) allows easy sensitivity tuning during setup. With a maximum sensing range of 6 meters and typical operation up to 5 meters, it delivers high accuracy and repeatability in object detection tasks.
This GL6G-N1211 sensor provides an NPN digital output and supports both light-on and dark-on modes, selectable through a simple switch. It features a fast response time under 625 Β΅s and a switching frequency of 1,000 Hz, making it ideal for high-speed automation lines. The plastic ABS/PC housing with PMMA front screen ensures durability, while its IP67 enclosure rating protects it from dust and water exposure. With a lightweight design (only 60 g) and standard 3-wire, 2 m cable connection, the Sick GL6G-N1211 Photoelectric Sensor provides excellent ease of installation and long-term reliability in industrial environments.
Engineers trust the Sick GL6G-N1211 for its precision, low power consumption of just 30 mA, and strong EMC immunity. It complies with Protection Class III and performs reliably across a wide temperature range from β25Β°C to +55Β°C. These features make it suitable for demanding applications where accuracy and consistency are critical.
In real-world industrial settings, the Sick GL6G-N1211 Photoelectric Sensor is widely used in conveyor systems, packaging machinery, bottling plants, and material handling equipment. Its ability to detect reflective, opaque, or shiny surfaces without physical contact ensures smooth, damage-free automation processes. Maintenance engineers value the sensor for its stability in environments exposed to vibration, dust, or ambient light, where conventional sensors may fail.
The Sick 5m NPN Retro-reflective Sensor also plays a key role in assembly and inspection systems, detecting small or fast-moving parts with precise switching response. Its compact rectangular housing fits easily into tight spaces, enabling flexible installation in both new and retrofit systems. Students and engineers learning automation appreciate the GL6G-N1211 for its simple wiring, quick setup, and dependable detection output in laboratory experiments and industrial training projects.
Whether used in factory automation or training environments, the Sick GL6G-N1211 Photoelectric Sensor continues to deliver dependable sensing performance, helping industries maintain production efficiency and operational safety across diverse automation applications.
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