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Photoelectric Proximity Sensor GTB2S-N2451 | Background Suppression | IP67 Rated | 800 Hz Switching Frequency | by SICK
The GTB2S-N2451 Photoelectric Proximity Sensor is designed for precise object detection in industrial automation. With a sensing range of 2 mm to 120 mm and a high switching frequency of 800 Hz, it ensures reliable performance. Its IP67 rated enclosure provides excellent dust and water protection, making it ideal for manufacturing process control and material handling applications.
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Technical Specifications
- Functional principle: Photoelectric proximity sensor with background suppression
- Sensing range max: 2 mm to 120 mm
- Type of light: Visible red light, wavelength 640 nm
- Light source: PinPoint LED
- Light spot size: Ø 3.5 mm at 50 mm distance
- Adjustment: Potentiometer, 3 turns
- Supply voltage: 10 V DC to 30 V DC
- Ripple: < 5 V pp
- Current consumption: 20 mA
- Switching output: NPN, Complementary
- Switching mode: Light/dark switching
- Output current max: ≤ 50 mA
- Response time: < 0.6 ms
- Switching frequency: 800 Hz
- Connection type: Cable, 4-wire, 2 m
- Cable material: Plastic, PVC
- Cable diameter: Ø 3 mm
- Circuit protection: Types A, C, D
- Housing material: Plastic, ABS
- Optics material: Plastic, PMMA
- Enclosure rating: IP67
- Operating temperature: -25 °C to +50 °C
- Storage temperature: -40 °C to +75 °C
- UL File No.: NRKH.E181493
- Dimensions (H x L x W): 27.5mm x 13.5mm x 7.7mm
- Weight: 0.1 kg
Key Features
- Photoelectric proximity sensor with background suppression
- Rectangular housing design with visible red light emission
- Sensing range from 2 mm to 120 mm
- PinPoint LED light source with 640 nm wavelength
- Potentiometer adjustment with 3 turns
- NPN complementary switching output with light/dark switching mode
- High switching frequency of 800 Hz and response time under 0.6 ms
- IP67 rated enclosure for dust and water protection
- Operating temperature range from -25°C to +50°C
Professional Installation Requirements
- Installation should be performed by a qualified electrician or technician familiar with photoelectric sensor wiring and safety standards.
Applications
- Industrial automation for object detection
- Manufacturing process control
- Material handling and packaging systems
- Robotics and safety systems
Standards & Compliance
- Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Low power consumption with 20 mA current draw
- Durable IP67 housing reduces replacement frequency and waste
- Complies with China-RoHS for hazardous substance restrictions
Warranty Information
Standard manufacturer warranty applies. Please refer to SICK's official warranty policy for details.
Available Now
The SICK GTB2S-N2451 Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and manufacturing applications.
