SICK GRTE18S-N1142 Photoelectric Proximity Sensor – High-Precision Detection for Industrial Applications
The SICK GRTE18S-N1142 Photoelectric Proximity Sensor from the GR18 series provides reliable object detection with high accuracy using visible red light and advanced PinPoint LED technology. It offers a detection range of 10 mm to 400 mm, making it suitable for close-range or reflective surface applications. Built in a compact M18 cylindrical metal housing with an IP67 protection rating, it performs well even in dusty or humid environments. With a fast response time under 1 millisecond, this sensor ensures consistent and precise performance for position detection, part presence, and alignment control in automated systems.
The GRTE18S-N1142 uses an energetic photoelectric sensing principle and features a complementary NPN output for easy integration in industrial automation networks. Its nickel-plated brass housing offers strong resistance to vibration and mechanical stress, while the 270° sensitivity adjustment allows users to fine-tune performance for specific tasks. Clear LED indicators show power and detection status, improving maintenance visibility. Engineered for efficiency and reliability, this sensor helps reduce downtime and increase throughput in demanding environments such as robotic assembly, packaging inspection, and conveyor-based quality checks.
Why SICK GRTE18S-N1142?
Because it combines German precision, rugged design, and smart sensing in one compact unit. The GRTE18S-N1142 detects objects swiftly and accurately even in challenging lighting or reflective conditions. It’s the go-to sensor for engineers who value speed, reliability, and easy setup in automated production lines.
What Problem Does It Solve?
It eliminates false detections and downtime caused by unreliable sensors in high-speed environments. The GRTE18S-N1142 ensures consistent object recognition on conveyors, robotic arms, or packaging lines — solving the challenge of accurate detection under vibration, dirt, or varying surfaces, where ordinary sensors often fail.
Key Features & Specifications – SICK GRTE18S-N1142 : Article Number 1069580
| Feature | Details | Benefit |
|---|---|---|
| Sensor Type | Photoelectric proximity sensor (energetic) | Reliable detection of various object types with consistent accuracy. |
| Sensing Range | 10 mm to 400 mm (max. 550 mm) | Ideal for short to medium detection distances in automation setups. |
| Light Source | Visible red light, PinPoint LED (650 nm) | Precise, focused light spot for accurate detection and easy alignment. |
| Response Time | < 1 ms | Enables rapid detection for high-speed automation processes. |
| Switching Output | NPN, complementary | Flexible installation for light-on/dark-on operation. |
| Supply Voltage | 10 V DC … 30 V DC | Wide voltage range ensures compatibility with most control systems. |
| Housing Material | Nickel-plated brass and ABS | Durable build for industrial environments with mechanical stress. |
| Optics Material | PMMA (plastic) | Clear, scratch-resistant optical surface for stable performance. |
| Connection Type | 4-wire, 2 m PVC cable | Simple installation with flexible wiring length. |
| Enclosure Rating | IP67 | Excellent resistance to dust and water ingress. |
| Adjustment | 270° potentiometer | Easy fine-tuning of sensitivity for different applications. |
| Indicators | Green LED (Power), Yellow LED (Object detected) | Clear status display simplifies monitoring and troubleshooting. |
| Operating Temperature | –25 °C … +55 °C | Reliable operation in a wide range of industrial environments. |
| Switching Frequency | 500 Hz | Supports rapid detection cycles for fast-moving objects. |
| Certifications | CE, cULus, ECOLAB, China-RoHS | Ensures safety, quality, and global compliance. |
| Dimensions (W × H × D) | 18 mm × 18 mm × 38.1 mm | Compact size fits easily in limited installation spaces. |
Download SICK GRTE18S-N1142 (1069580) Datasheet
Commercial Information – SICK GRTE18S-N1142 : Article Number 1069580
| Commercial Data | Details |
|---|---|
| EAN Number | 4047084345838 |
| Weight | 68.5 g |
| Country of Origin | Malaysia |
The Applications of SICK GRTE18S-N1142 Photoelectric Sensor
1. Automated Conveyor Sorting Systems
In modern logistics and packaging operations, the SICK GRTE18S-N1142 efficiently detects items moving on conveyor belts, regardless of their size or surface finish. Its energetic sensing and sharp red LED beam maintain accuracy even with glossy or irregular materials. The rapid response time of under a millisecond ensures precise timing for diverters and labelers. This improves sorting accuracy, reduces system downtime, and supports high-speed production without sensor-related interruptions.
2. Robotic Arm Position Verification
In robotic assembly environments, the GRTE18S-N1142 helps ensure that each part is correctly positioned before being picked or welded. Its compact M18 metal body withstands vibration and coolant exposure, while the focused LED beam provides pinpoint detection in reflective or confined spaces. The IP67 protection guarantees reliable performance near mechanical movement. This precision reduces positioning errors, enhances robot accuracy, and contributes to consistent production quality in automated manufacturing.
3. Packaging Machine Product Detection
The GRTE18S-N1142 performs exceptionally in packaging lines where quick and reliable product presence detection is essential. It identifies items made of cardboard, plastic, or foil without interference from light reflections. The built-in sensitivity adjustment allows operators to fine-tune detection for different materials. Its durable brass housing and quick mounting design simplify installation in compact areas of sealing or filling stations, ensuring consistent product flow and reducing machine stoppages.
4. Quality Inspection on Assembly Lines
On automated inspection stations, the GRTE18S-N1142 verifies part alignment and presence before packaging or further assembly. The fast switching frequency detects small or fast-moving components with precision. Dual LED indicators provide immediate visual confirmation, helping maintenance staff identify issues quickly. By minimizing false signals and missed detections, this sensor enhances process reliability, improves product consistency, and supports efficient quality control in industrial production environments.
Related Products & Accessories – Compatible with SICK GRTE18S-N1142
| Category | Model Name / Type | Part Number | Benefits / Description |
|---|---|---|---|
| Mounting Bracket | BEF-WN-M18 | 5308446 | Sturdy steel mounting bracket designed for M18 sensors. Provides secure positioning and alignment adjustment for the GR18 series in industrial setups. |
| Connection Cable (Straight) | STE-1204-G | 6009932 | 4-pin M12 male connector cable, unshielded type with screw terminals. Ideal for connecting the GRTE18S-N1142 to control units or PLCs in automation systems. |
| Photoelectric Sensor (Diffuse Variant) | GRTE18S-N1342 | 1069581 | Alternative GR18 model with modified sensing parameters for applications requiring longer range or different output configurations. |
| Through-beam Emitter (Matching Type) | GRTE18S-E1142 | 1069578 | Works in pairs for through-beam detection systems where separate emitter and receiver are required. Provides extended sensing distance and stronger signal. |
| Reflective Sensor Version | GRTE18S-P1142 | 1069579 | Reflex version for applications needing detection using reflectors. Useful when background objects must be ignored. |
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