Sick GTB6-P0231S79 Photoelectric Sensor
The Sick GTB6-P0231S79 photoelectric sensor is a background suppression proximity sensor supporting 400 mm maximum sensing range. This Sick photoelectric sensor from the G6 series operates as a Sick 500 Hz Photoelectric Sensor using PinPoint LED visible red light, PNP digital output, 30 mA current consumption, 10–30 V DC supply, mechanical spindle adjustment, M8 connector, IP67 enclosure, and stable light/dark switching.
| Brand | Sick |
| Product Type | Photoelectric Sensors |
| Model Number | GTB6-P0231S79 |
Sick GTB6-P0231S79 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression |
| Sensing range max. | 5 mm ... 400 mm |
| Sensing range | 50 mm ... 220 mm |
| Light source | PinPoint LED |
| Type of light | Visible red light |
| Light spot size (distance) | Ø 6 mm (100 mm) |
| Wave length | 625 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 | Approx. VS / ≤ 3 V |
| Output current Imax. | ≤ 100 mA 4) |
| Response time | < 1.2 ms 5) |
| Switching frequency | 500 Hz 6) |
| Housing | Rectangular |
| Dimensions (W x H x D) | 12 mm x 31.5 mm x 21 mm |
| Connection | Cable with M8 male connector, 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 | 60 g |
The GTB6-P0231S79 Sick 500 Hz Photoelectric Sensor is a compact photoelectric proximity sensor designed for controlled short-range detection in industrial automation. This Sick photoelectric sensor uses background suppression with a 50–220 mm sensing range, PNP output, and PinPoint LED visible red light. Operating on a 10–30 V DC supply, the GTB6-P0231S79 belongs to the G6 series and is intended for precise object detection tasks.
The GTB6-P0231S79 is commonly applied in conveyors, packaging machines, automated assembly lines, and material handling systems. Its 500 Hz switching frequency supports fast-moving objects, while background suppression reduces false detections caused by reflective surfaces. The rectangular housing and M8 connector enable easy installation in space-constrained industrial environments.
The Sick GTB6-P0231S79 photoelectric sensor delivers consistent optical performance, stable electrical output, and defined response behavior. The IP67-rated enclosure protects against dust and moisture, supporting long-term operation in demanding conditions. As part of the Sick G6 photoelectric sensor range, the GTB6-P0231S79 aligns with established industrial standards for reliability and repeatable detection.
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