$ 345.23
High-precision SICK UM18-218126111 ultrasonic sensor ensures accurate distance measurement for automation with reliable, durable, and fast response.
The SICK UM18-218126111 Ultrasonic Distance Sensor is engineered for accurate and stable measurement over a sensing range of 120 mm to 1,000 mm. It delivers dependable performance even when detecting objects with challenging surfaces such as transparent, reflective, or dark materials. Designed in a rugged M18 metal housing, the sensor offers IP65/IP67 protection, ensuring resistance to dust, water, and vibration. With ±1% accuracy and automatic temperature compensation, it maintains consistent readings under varying environmental conditions. Compact and easy to integrate, it is ideal for automated machinery, conveyors, and robotic systems that demand high precision in confined spaces.
Built on advanced ultrasonic sensing technology, the UM18-218126111 provides a contactless and maintenance-free way to measure distance or detect presence. Its 4–20 mA analog output enables seamless process control and feedback in factory automation. The sensor supports teach-in setup for quick adjustment and allows synchronization of up to 20 units without interference, making it suitable for multi-sensor installations. A fast 80 ms response time ensures reliable performance in dynamic applications. Lightweight at only 25 g and energy-efficient, it helps reduce system load while enhancing productivity. This model is a robust choice for industries requiring precision, durability, and efficiency in their measurement systems.
Why SICK UM18-218126111?
The SICK UM18-218126111 stands out for its ability to “see” where optical sensors fail. Using ultrasonic precision, it delivers stable measurements across varied surfaces and lighting conditions. Its compact, metal-body design, wide sensing range, and quick response make it a versatile, worry-free solution for demanding industrial environments.
What Problem Does It Solve?
This sensor eliminates the detection gaps caused by reflective, transparent, or irregular materials. It ensures accurate measurement even in dusty, humid, or vibrating conditions where traditional sensors lose reliability—helping manufacturers maintain consistent automation performance, reduce downtime, and improve product quality with reliable, contactless distance sensing.
| Feature | Details | Benefit |
|---|---|---|
| Operating Range | 120 mm to 1,000 mm (max. 1,300 mm) | Enables accurate detection at short and medium distances for a wide range of applications. |
| Measurement Accuracy | ±1% of measured value | Ensures consistent precision even under fluctuating conditions. |
| Resolution | ≥ 0.069 mm | Delivers fine measurement detail for high-precision automation. |
| Response Time | 80 ms | Provides rapid feedback for fast-moving production lines. |
| Analog Output | 4–20 mA, 12-bit resolution | Allows smooth and accurate process control and monitoring. |
| Teach-In Function | Manual and external teach-in with multifunctional input | Simplifies calibration and customization to suit diverse tasks. |
| Synchronization | Up to 20 sensors, multiplexing supported | Prevents cross-talk and enhances reliability in multi-sensor setups. |
| Temperature Compensation | Built-in automatic adjustment | Maintains stable readings despite temperature variations. |
| Housing Material | Nickel-plated brass with polyurethane and epoxy resin components | Provides long-lasting durability against dust, vibration, and moisture. |
| Protection Rating | IP65 / IP67 | Suitable for harsh and industrial environments. |
| Operating Voltage | DC 10–30 V | Compatible with standard industrial power systems. |
| Power Consumption | ≤ 1.2 W | Energy-efficient design reduces operating costs. |
| Operating Temperature | –25 °C to +70 °C | Reliable performance across a wide environmental range. |
| Connection Type | M12, 5-pin male connector | Quick, standardized installation and wiring. |
| Dimensions (W x H x D) | 18 mm × 18 mm × 52.7 mm | Compact size allows easy integration into tight spaces. |
| Design Type | Cylindrical, M18 x 1 thread | Universally compatible with standard industrial mounts. |
| Certification | CE, UKCA, cULus, China-RoHS, ACMA | Meets international safety and compliance standards. |
| MTTFD (Reliability) | 101 years | Guarantees extremely long service life and dependability. |
Download SICK UM18-218126111 (6048404) Datasheet
| Commercial Data | Details |
|---|---|
| EAN Number | 4047084240966 |
| Weight | 77 g |
| Country of Origin | Germany |
In construction projects involving deep excavations, hydraulic struts must hold pit walls steady under shifting loads. The UM18-218126111 sensor is used to monitor the extension of each support beam, ensuring proper wall tension at all times. Its ultrasonic detection works flawlessly in dusty or humid outdoor environments where optical sensors struggle. The rugged metal housing and temperature compensation maintain accuracy despite vibration and weather changes, helping prevent collapses and ensuring structural safety.
During film or paper unwinding, maintaining accurate roll diameter information is vital to avoid production interruptions. The UM18-218126111 continuously measures the roll’s surface distance as it unwinds, regardless of color or reflectivity. Its ultrasonic technology provides precise readings even on glossy or transparent materials. By sending real-time data to the control unit, it helps automate roll changes efficiently, minimizing waste and downtime while keeping the process running smoothly.
In recycling and waste collection vehicles, robotic arms must accurately locate bins of various shapes and colors. The UM18-218126111 detects the position of the container using ultrasonic pulses unaffected by dirt, sunlight, or rain. Its analog output gives exact distance feedback to the control system, ensuring smooth, quick, and precise gripping. This reliability enhances automation efficiency, reduces operational errors, and shortens the waste collection cycle time.
In warehouse environments, AMRs and AGVs rely on the UM18-218126111 for reliable distance sensing to prevent collisions. Its ultrasonic signal identifies nearby obstacles—even transparent films or dark pallets that optical sensors might miss. Synchronization of multiple UM18 sensors eliminates cross-talk, allowing 360° coverage. The compact M18 design fits easily onto vehicle frames, ensuring dependable navigation, protecting assets, and improving worker safety in fast-moving logistics operations.
| Category | Manufacturer Part Number | Article Number | Benefit / Use |
|---|---|---|---|
| Mounting Accessories | BEF-WG-M18 | 5321870 | Provides firm and adjustable mounting for accurate sensor alignment. |
| Programming & Setup Tools | CPA | 6037782 | Simplifies setup and allows quick duplication of sensor parameters. |
| Reflectors / Targets | USP-UM18 | 5323658 | Enhances detection reliability on uneven or low-reflective surfaces. |
| Sensor Cable (2 m) | YF2A15-020VB5XLEAX | 2096239 | Standard cable for easy and secure connection to control systems. |
| Sensor Cable (0.6 m) | YF2A15-C60VB5XLEAX | 2145570 | Compact cable for short-distance wiring in space-limited installations. |
| Sensor Cable (3 m) | YF2A15-030VB5XLEAX | 2145572 | Extended cable for flexible routing and mounting distance. |
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Warranty – 1-year warranty for your peace of mind.
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