Sick GTB6-P4211 Photoelectric Sensor
The Sick GTB6-P4211 photoelectric sensor provides background suppression, 250 mm sensing range, and PNP output for industrial automation applications. This Sick Rectangular Photoelectric Sensor operates using visible red 650 nm PinPoint LED, supports 10–30 V DC supply, offers 1,000 Hz switching frequency, and features an IP67 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 | GTB6-P4211 |
Sick GTB6-P4211 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression |
| Sensing range max. | 5 mm ... 250 mm |
| Sensing range | 35 mm ... 140 mm |
| Light source | PinPoint LED |
| Type of light | Visible red light |
| Light spot size (distance) | Ø 6 mm (100 mm) |
| Wave length | 650 nm |
| Adjustment | Mechanical spindle, 5 turns |
| 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 GTB6-P4211 Sick Rectangular Photoelectric Sensor is a photoelectric sensor designed for controlled object detection in industrial automation environments. The GTB6-P4211 operates with background suppression and a 35–140 mm sensing range, extending up to 250 mm maximum. It uses a visible red 650 nm LED and provides a PNP digital output while operating on 10–30 V DC. This model belongs to the G6 series and is applied in structured automation systems.
The GTB6-P4211 Sick Rectangular Photoelectric Sensor is used in conveyors, packaging machines, assembly lines, and automated handling equipment. Its background suppression principle enables reliable detection while reducing interference from reflective surfaces. The rectangular housing supports compact installation, and the stable PNP output allows consistent signal transmission to PLC and control systems. The sensor’s fast response time supports continuous operation in high-speed industrial processes.
The Sick GTB6-P4211 Photoelectric Sensor offers dependable operation through its IP67 enclosure, mechanical spindle adjustment, and defined optical characteristics. The combination of controlled sensing distance, standardized M8 connection, and stable electrical output supports predictable integration. As part of Sick’s industrial sensing portfolio, the GTB6-P4211 is suitable for long-term use in industrial automation environments requiring consistent detection and electrical reliability.
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