Sick GRTB18-N1117 Photoelectric Sensor
Sick GRTB18-N1117 photoelectric sensor uses background suppression sensing with 150 mm range, NPN output, and IP67 housing for industrial automation. This model operates with visible red PinPoint LED at 650 nm wavelength, offers a Ø 7 mm light spot, supports 10–30 V DC supply, and switches at 1,000 Hz. 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 | GRTB18-N1117 |
Sick GRTB18-N1117 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 71.5 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 |
| Indication | LED green, LED yellow |
| Supply voltage UB | 10 V DC ... 30 V DC |
| Ripple | < 5 Vpp |
| Current consumption | 30 mA |
| Switching Output | NPN |
| Switching mode | Light/dark switching |
| Signal voltage PNP HIGH/LOW | Approx. VS / ≤ 3 V |
| Output current Imax. | ≤ 100 mA 3) |
| Response time | < 500 µs 4) |
| Switching frequency | 1,000 Hz 5) |
| Connection type | Cable, 4-wire, 2 m 6) |
| Protection class | III |
| Housing material | Plastic, ABS |
| Optics material | Plastic, PMMA |
| Enclosure rating | IP67 |
| Items supplied | Fastening nuts (2 x) |
| Ambient operating temperature | –25 °C ... +55 °C 10) |
| Ambient temperature, storage | –40 °C ... +70 °C |
The GRTB18-N1117 Sick 150 mm Background suppression Sensor is a photoelectric proximity sensor designed for accurate object detection in industrial automation systems. The GRTB18-N1117 applies background suppression optics with visible red PinPoint LED, supporting a 20–150 mm sensing range and controlled Ø 7 mm light spot. It provides an NPN switching output, operates on 10–30 V DC supply, and is enclosed in an IP67-rated M18 housing. This sensor is part of the GR Series used across factory automation applications.
In industrial environments, the GRTB18-N1117 Sick 150 mm Background suppression Sensor is installed on conveyors, packaging machines, automated assembly stations, and inspection lines. Background suppression enables reliable detection of targets while ignoring fixed backgrounds. Its <500 µs response time and 1,000 Hz switching frequency support high-speed processes, while the ABS housing and fixed cable connection ensure stable operation in industrial conditions.
The GRTB18-N1117 from :contentReference[oaicite:0]{index=0} delivers predictable sensing performance through defined optical geometry, stable electrical behavior, and standardized mechanical construction. With background suppression sensing, adjustable sensitivity via potentiometer, and IP67 enclosure protection, this photoelectric sensor is suitable for continuous industrial use. Its integration within the GR Series supports compatibility with common automation architectures, making the GRTB18-N1117 appropriate for industrial proximity sensing requirements.
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