Leuze RKU318-400.3/4X-M12 Ultrasonic Sensor
Leuze RKU318-400.3/4X-M12 Ultrasonic Sensor offers 0–0.4 m operating range, 300 kHz ultrasonic frequency, and PNP transistor output for reflection detection. This Leuze Ultrasonic Sensor features M18 x 1 mm cylindrical design, 18 mm x 91.6 mm housing, 8° opening angle, < 2 mm resolution, 10–30 V DC supply, 8 Hz switching frequency, 62 ms response time, 4-pin M12 connector, plastic housing, -20 to 70 °C operation, IP67 protection, and belongs to the 318B series.
| Brand | Leuze |
| Product Type | Ultrasonic Sensor |
| Product | RKU318-400.3/4X-M12 |
Leuze RKU318-400.3/4X-M12 Ultrasonic Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Design | Cylindrical |
| Thread Size | M18 x 1 mm |
| Dimension | 18 mm x 91.6 mm |
| Operating range | 0 ... 0.4 m |
| Operating principle | Reflection principle |
| Ultrasonic frequency | 300 kHz |
| Opening angle | 8 ° |
| Adjustment range | - |
| Resolution | < 2 mm |
| Supply voltage UB | 10 ... 30 V, DC |
| Number of Connections | - |
| Switching voltage | - |
| Switching output 1 | Transistor, PNP |
| Switching frequency | 8 Hz |
| Interface Type | - |
| Response time | 62 ms |
| Connection 1 Function | Signal OUT Voltage supply |
| Type of connection | Connector |
| No. of Pin | 4 -pin |
| Housing material | Plastic |
| Ambient temperature, operation | -20 ... 70 °C |
| Ambient temperature, storage | -20 ... 70 °C |
| Degree of protection | IP 67 |
The RKU318-400.3/4X-M12 categorized under RKU318-400.3/4X-M12 Leuze 0.4 m Reflector Distance Ultrasonic Sensor operates within a 0–0.4 m operating range using 300 kHz ultrasonic frequency. It provides PNP transistor output with a 10–30 V DC supply and resolution below 2 mm. This model belongs to the 318B Series and supports industrial automation systems requiring short-range reflection principle ultrasonic sensing.
In conveyors, packaging lines, assembly systems, and automated material handling equipment, the sensor enables close-distance object detection without physical contact. The M18 cylindrical housing allows structured machine integration. With 8 Hz switching frequency, 62 ms response time, and IP67 protection, it maintains stable output performance in industrial environments exposed to dust and moisture.
The RKU318-400.3/4X-M12 from Leuze integrates through a 4-pin M12 connector and operates within -20 to 70 °C ambient conditions. As part of the 318B Series, this Leuze ultrasonic sensor ensures consistent signal transmission and reliable sensing performance for manufacturing and process automation applications in India.
