Leuze HTU318-1600.3/4PK-M12 Ultrasonic Sensor
Leuze HTU318-1600.3/4PK-M12 Ultrasonic Sensor delivers 0.15–1.6 m operating range, 230 kHz ultrasonic frequency, and PNP transistor output for 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, 2 Hz switching frequency, 250 ms response time, 5-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 | HTU318-1600.3/4PK-M12 |
Leuze HTU318-1600.3/4PK-M12 Ultrasonic Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Design | Cylindrical |
| Thread Size | M18 x 1 mm |
| Dimension | 18 mm x 91.6 mm |
| Operating range | 0.15 ... 1.6 m |
| Operating principle | Diffuse reflection principle with background suppression |
| Ultrasonic frequency | 230 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 | 2 Hz |
| Interface Type | - |
| Response time | 250 ms |
| Connection 1 Function | Signal IN Signal OUT Voltage supply |
| Type of connection | Connector |
| No. of Pin | 5 -pin |
| Housing material | Plastic |
| Ambient temperature, operation | -20 ... 70 °C |
| Ambient temperature, storage | -20 ... 70 °C |
| Degree of protection | IP 67 |
The HTU318-1600.3/4PK-M12 categorized under HTU318-1600.3/4PK-M12 Leuze 2 Hz Switching frequency Ultrasonic Sensors operates within a 0.15–1.6 m operating range using 230 kHz ultrasonic frequency. It provides PNP transistor output with a 10–30 V DC supply and 2 Hz switching frequency. This model belongs to the 318B Series and is applied in industrial automation systems requiring stable ultrasonic sensing performance.
In conveyors, packaging lines, assembly equipment, and automated material handling systems, the sensor supports non-contact object detection and distance measurement. The M18 cylindrical housing enables standardized integration into machine frames. With 250 ms response time and IP67 protection, it maintains reliable signal stability in industrial environments exposed to dust and moisture.
The HTU318-1600.3/4PK-M12 from Leuze integrates through a 5-pin M12 connector and operates within -20 to 70 °C ambient conditions. As part of the 318B Series, this Leuze ultrasonic sensor ensures consistent switching behavior and dependable performance for manufacturing and process automation applications in India.

