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Sick GRL18S-P2338 Photoelectric Sensor
Sick GRL18S-P2338 photoelectric sensor is a retro-reflective M18 device providing PNP output IP67 protection and 6 m sensing range. This Sick Photoelectric Sensor from the GR Series uses visible red PinPoint LED light with dual-lens optics, operates on 10β30 V DC, supports light switching, and connects via M12 3-pin connector.
| Brand | Sick |
| Product Type | Photolectric Sensor |
| Product | GRL18S-P2338 |
Sick GRL18S-P2338 Photoelectric Sensor β Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric retro-reflective sensor |
| Functional principle detail | Dual lens |
| Dimensions (W x H x D) | 18 mm x 18 mm x 38.1 mm |
| Housing design (light emission) | Cylindrical |
| Thread diameter (housing) | M18 x 1 |
| Optical axis | Radial |
| Sensing range max. | 0.03 m ... 7.2 m |
| Sensing range | 0.06 m ... 6 m |
| Type of light | Visible red light |
| Light source | PinPoint LED |
| Light spot size (distance) | Γ 175 mm (7 m) |
| Wave length | 650 nm |
| Adjustment | None |
| 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 switching |
| Signal voltage PNP HIGH/LOW | VS - (β€ 3 V) / approx. 0 V |
| Output current Imax. | β€ 100 mA 3) |
| Response time | < 500 Β΅s 4) |
| Switching frequency | 1,000 Hz 5) |
| Connection type | Connector M12, 3-pin |
| Protection class | III |
| Housing material | Plastic, ABS |
| Optics material | Plastic, PMMA |
| Enclosure rating | IP67 |
| Items supplied | Fastening nuts (2 x) |
| Ambient operating temperature | β25 Β°C ... +55 Β°C 9) |
| Ambient temperature, storage | β40 Β°C ... +70 Β°C |
The Sick GRL18S-P2338 Photoelectric Sensor is a retro-reflective detection device designed for industrial automation systems. It operates with visible red PinPoint LED light and provides a PNP switching output with a defined sensing range up to 6 m. The sensor features an M18 threaded housing and IP67 enclosure rating, supporting stable performance in factory environments. This model is part of the Sick GR Series used in automation applications.
In industrial automation, the Sick GRL18S-P2338 Photoelectric Sensor is applied in conveyors, packaging lines, assembly systems, and material handling equipment. The retro-reflective principle with dual-lens design enables reliable object detection over longer distances. Its fast response time and stable switching behavior support accurate signal processing in continuous and repetitive production processes.
The Sick GRL18S-P2338 Photoelectric Sensor delivers consistent sensing performance with defined optical behavior and durable construction. Its electrical stability, environmental protection, and standardized M12 connection support long-term industrial use. Sick is widely trusted in automation sensing, and this GR Series sensor is suitable for installations requiring dependable detection, electrical compatibility, and operational reliability.
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