Sick GRTB18S-P1201VS23 Photoelectric Sensor
Sick GRTB18S-P1201VS23 photoelectric sensor provides background suppression detection with 150 mm range PNP output IP69K protection industrial automation applications. This model uses visible red PinPoint LED at 650 nm wavelength, delivers a precise Ø 7 mm light spot, and supports 10–30 V DC supply with 1,000 Hz switching frequency. It belongs to Sick sensing solutions, listed under Sick Photoelectric Sensors and the GR Series for industrial automation.
| Brand | Sick |
| Product Type | Photolectric Sensor |
| Product | GRTB18S-P1201VS23 |
Sick GRTB18S-P1201VS23 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 ... 250 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 | 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/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 | Cable, 4-wire, 5 m 7) |
| Protection class | III |
| Housing material | Stainless steel, Stainless steel V4A (1.4404, 316L) |
| Optics material | Plastic, PMMA |
| Enclosure rating | IP67, IP68 1, IP69K 1 |
| Items supplied | Fastening nuts (2 x) |
| Ambient operating temperature | –25 °C ... +55 °C 13) |
| Ambient temperature, storage | –30 °C ... +75 °C |
The GRTB18S-P1201VS23 Sick 7mm Light Spot Photoelectric Sensor is a background suppression proximity sensor engineered for accurate short-range detection. The GRTB18S-P1201VS23 Sick 7mm Light Spot Photoelectric Sensor offers a defined 20–150 mm sensing range, stable PNP switching output, and a focused Ø 7 mm light spot for reliable object discrimination. It belongs to the GR Series and is designed for industrial automation environments requiring hygienic and precise sensing.
In industrial applications, the GRTB18S-P1201VS23 Sick 7mm Light Spot Photoelectric Sensor is used on conveyors, packaging machines, assembly lines, and automated inspection systems. Background suppression enables consistent detection independent of background surfaces. The <500 µs response time and 1,000 Hz switching frequency support fast process cycles, while the stainless-steel housing ensures durability in washdown and harsh operating conditions.
The GRTB18S-P1201VS23 from Sick is built for long-term reliability in demanding industrial environments. With IP67, IP68, and IP69K enclosure ratings, controlled current consumption, and robust construction, it delivers stable performance. As part of the GR Series, the GRTB18S-P1201VS23 aligns with industrial automation standards, ensuring dependable photoelectric sensing where precision and durability are required.
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