Leuze HRTR 318K/66-120 Photoelectric Sensor
HRTR 318K/66-120 is a Photoelectric Sensor with 0.001–0.12 m sensing distance, 625 nm red LED, push-pull switching outputs. The Leuze HRTR 318K/66-120 is a Leuze 270° potentiometer Operational controls diffuse sensor within the Leuze Photoelectric Sensor category and HT series, operating on the diffuse reflection principle with background suppression, 10–30 V DC supply, 1,000 Hz switching frequency, 0.5 ms response time, 2,000 mm PVC cable, 4-wire conductors, and IP67 protection.
| Brand | Leuze |
| Product Type | Photoelectric Sensor |
| Product | HRTR 318K/66-120 |
Leuze HRTR 318K/66-120 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Design | Cubic |
| Operating principle | Diffuse reflection principle with background suppression |
| Special version | - |
| Sensing Distance | 0.001 ... 0.12 m |
| Beam path | Focused |
| Light source | LED, Red |
| Wavelength | 625 nm |
| Type of light spot geometry | Rectangular |
| Supply voltage UB | 10 ... 30 V, DC |
| Switching Output 1 | Transistor, Push-pull |
| Switching principle | Light switching (PNP)/dark switching (NPN) |
| Switching Output 2 | Transistor, Push-pull |
| Switching principle | Dark switching (PNP)/light switching (NPN) |
| Switching frequency | 1,000 Hz |
| Response time | 0.5 ms |
| Function | Signal OUT Voltage supply |
| Type of connection | Cable |
| Cable length | 2,000 mm |
| Sheathing material | PVC |
| Cable color | Black |
| Number of conductors | 4 -wire |
| Wire cross section | 0.2 mm² |
| Dimension (W x H x L) | 18 mm x 50 mm |
| Housing material | Plastic |
| Lens cover material | Plastic |
| Housing color | Black Red |
| Type of display | LED |
| Ambient temperature, operation | -25 ... 65 °C |
| Ambient temperature, storage | -40 ... 70 °C |
| Degree of protection | IP 67 |
The HRTR 318K/66-120 is identified as Leuze 270° potentiometer Operational controls diffuse sensor in the HT series of Photoelectric Sensors. The HRTR 318K/66-120 operates with 0.001–0.12 m sensing distance, 625 nm red LED, 10–30 V DC supply, and IP67 protection. It applies the diffuse reflection principle with background suppression and is engineered for industrial automation systems.
In conveyor systems, packaging equipment, and assembly machines, the HRTR 318K/66-120 enables short-range focused detection. The push-pull outputs support both light and dark switching, allowing flexible PLC interfacing. Its compact cubic design and 2,000 mm cable simplify installation in control panels and machine frames.
The Leuze HRTR 318K/66-120 Photoelectric Sensor maintains consistent switching at 1,000 Hz with 0.5 ms response time across -25 to 65 °C. The HRTR 318K/66-120 integrates optical detection accuracy and stable electrical performance. As a Leuze HT series device, it supports reliable sensing in industrial automation environments.
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