Sick GRTB18S-P2412V Photoelectric Sensor
Sick GRTB18S-P2412V photoelectric sensor provides background suppression with 150 mm sensing range, PNP output, and stainless steel housing industrial. This Sick Light Dark Switching Photoelectric Sensor uses visible red PinPoint LED at 650 nm wavelength, supports 10–30 V DC supply, and offers light/dark switching via potentiometer adjustment. It is part of Sick sensing solutions, listed under Sick Photoelectric Sensors and the GR Series for industrial automation.
| Brand | Sick |
| Product Type | Photolectric Sensor |
| Product | GRTB18S-P2412V |
Sick GRTB18S-P2412V Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression |
| Dimensions (W x H x D) | 18 mm x 18 mm x 55.9 mm |
| Housing design (light emission) | Cylindrical |
| Thread diameter (housing) | M18 x 1 |
| Optical axis | Axial |
| Sensing range max. | 3 mm ... 300 mm |
| Sensing range | 20 mm ... 150 mm |
| Type of light | Visible red light |
| Light source | PinPoint LED |
| Light spot size (distance) | Ø 7 mm (100 mm) |
| Wave length | 650 nm |
| Adjustment | Potentiometer, 270° |
| Indication | LED green, LED yellow |
| Supply voltage UB | 10 V DC ... 30 V DC |
| Ripple | < 5 Vpp |
| Current consumption | 30 mA |
| Switching Output | PNP |
| Switching mode | Light/dark switching 3) |
| Signal voltage PNP HIGH/LOW | VS - (≤ 3 V) / approx. 0 V |
| Output current Imax. | ≤ 100 mA 4) |
| Response time | < 500 µs 5) |
| Switching frequency | 1,000 Hz 6) |
| Connection type | Male connector M12, 4-pin |
| Protection class | III |
| Housing material | Stainless steel, Stainless steel V4A (1.4404, 316L) |
| Optics material | Plastic, PMMA |
| Enclosure rating | IP67, IP68 10), IP69K 1 |
| Items supplied | Fastening nuts (2 x) |
| Ambient operating temperature | –25 °C ... +55 °C 1 |
| Ambient temperature, storage | –30 °C ... +75 °C |
The GRTB18S-P2412V Sick Light Dark Switching Photoelectric Sensor is a background suppression proximity sensor designed for short-range industrial detection tasks. The GRTB18S-P2412V Sick Light Dark Switching Photoelectric Sensor supports a 20–150 mm sensing range, stable PNP switching output, and controlled 30 mA current consumption. It belongs to the GR Series and is engineered for M18 threaded mounting in compact automation layouts.
This sensor is commonly used in conveyors, packaging machines, assembly lines, and automated material handling systems. Background suppression ensures reliable object detection while minimizing interference from reflective surfaces. With a <500 µs response time and 1,000 Hz switching frequency, the sensor maintains consistent performance in fast-moving industrial processes.
The GRTB18S-P2412V from Sick is built for durability in demanding environments. Its stainless steel V4A housing, high ingress protection ratings, and supplied fastening nuts support stable mechanical installation. As part of the GR Series, the GRTB18S-P2412V aligns with Sick sensing standards and remains suitable for continuous industrial automation operation.
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