SICK UM18 Series Proximity Sensor, Ultrasonic Sensor Technology, 1 m Detection Range - UM18-218161101 This ultrasonic proximity sensor is designed for precise distance detection in industrial applications. With an M18 threaded barrel design, it measures dimensions of 18mm in diameter and 52.7mm in length. The sensor operates effectively across a detection range of 120mm to 1m while maintaining high performance even in challenging environments. Features & Benefits • Measures distances with a resolution of ≥ 0.2mm
• Operates with a maximum current output of 200mA
• Suitable for temperatures ranging from -25 °C to +70 °C
• Offers reverse polarity and short circuit overload protection
• IP65 and IP67 rated for dust and water protection
• Robust plastic body ensures durability in harsh conditions Applications • Ideal for automation systems requiring accurate distance measurement
• Suitable for object detection within industrial machinery
• Commonly used in assembly lines for position feedback
• Applied in inventory systems for object counting and tracking
• Utilised in robotic for obstacle avoidance What specifications are critical for ensuring reliable operation? The device operates on a supply voltage range of 10 to 30 V DC, ensuring compatibility with most control systems. Its PNP output configuration allows for straightforward integration into various applications. How does temperature affect the performance of this sensor? The sensor is rated for operation between -25 °C and +70 °C, ensuring consistent performance in extreme temperatures. Temperature drift is minimal at 0.17% per K, allowing for accurate measurements even with thermal fluctuations. What safety features are built into this proximity sensor? It includes protections against reverse polarity and short circuit overload, which safeguard the sensor against common electrical issues and enhance its longevity in the field. Note Product details cover the whole product family. For details on the specifications for this individual product, please refer to the datasheet.