Sick GTB6-P4212 Photoelectric Sensor
The Sick GTB6-P4212 photoelectric sensor provides background suppression, 140 mm sensing range, and PNP output for industrial automation applications. This Sick 140 mm Photoelectric Sensor uses 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-P4212 |
Sick GTB6-P4212 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-P4212 Sick 140 mm Photoelectric Sensor is a rectangular photoelectric sensor designed for precise object detection in industrial automation. The GTB6-P4212 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, provides a PNP digital output, and operates on 10–30 V DC supply. This model belongs to the G6 series and is applied across structured automation environments.
The GTB6-P4212 Sick 140 mm Photoelectric Sensor is used in conveyors, packaging equipment, assembly lines, and automated material handling systems. Its background suppression principle supports reliable detection while minimizing influence from reflective backgrounds. The rectangular housing allows compact mounting in machinery, and the stable PNP output ensures consistent signal transfer to PLC and control units. The fast response time supports continuous operation in high-speed automation processes.
The Sick GTB6-P4212 Photoelectric Sensor provides predictable performance through its IP67-rated enclosure, mechanical spindle adjustment, and defined optical characteristics. Controlled sensing distance, standardized M8 connectivity, and stable electrical output support long-term integration. As part of Sick’s industrial sensing portfolio, the GTB6-P4212 is suitable for industrial automation applications requiring consistent detection, electrical reliability, and environmental resistance.
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