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Autonics BJX15M-TDT Photoelectric Sensor
The Autonics BJX15M-TDT Photoelectric Sensor offers Through-beam type sensing type, 15m, Infrared LED(850nm), NPN open collector output, 10-30VDC power supply. Manufactured by Autonics under the Autonics Photoelectric Sensors category, this model belongs to the Autonics BJX Series.

| Brand | Autonics |
| Product Type | Photoelectric Sensor |
| Model Number | BJX15M-TDT |
Autonics BJX15M-TDT Photoelectric Sensor β Technical Specifications
| Specification | Value |
|---|---|
| Sensing type | Through-beam type |
| Sensing distance | 15m |
| Sensing target | Opaque material of min. Γ15mm |
| Response time | Max. 1ms |
| Light source | Infrared LED(850nm) |
| Sensitivity adjustment | Sensitivity adjuster |
| Operation mode | Light ON/Dark ON(set by switch) |
| Power supply | 10-30VDC |
| Current consumption | Emitter/Receiver: Max. 20mA |
| Control output | NPN open collector |
| Environment_Ambient illumination | Sunlight: Max. 11,000lx, Incandescent lamp: Max. 3,000lx (received illumination) |
| Environment_Ambient temperature | -25 to 60β, storage: -40 to 70β |
| Environment_Ambient humidity | 35 to 85% RH, storage: 35 to 85% RH |
| Protection structure | IP65(IEC standard) |
| Connection type | Γ4mm, 3-wire, 2m (emitter of through-beam type: Γ4mm, 2-wire, 2m)(AWG26, core diameter: 0.52mm, number of cores: 20, insulator out diameter: Γ1mm) |
| Material | γCase: polycarbonateγLED CAP: polycarbonateγLens, Lens cover: polymethyl methacrylate |
| Accessories_Common | Mounting bracket, M3 bolt: 4, adjustment screwdriver |
| Weight | Approx. 145g(approx. 95g) |
The Autonics BJX15M-TDT Photoelectric Sensor is a through-beam type designed for long-distance detection up to 15 meters. It uses a high-intensity infrared LED (850nm) as the light source, ensuring stable operation even in strong ambient light conditions, including 11,000lx sunlight and 3,000lx incandescent lighting. This makes it reliable in bright industrial environments where standard sensors may fail.
Engineered for speed, the sensor features a rapid 1ms response time, making it suitable for high-speed conveyor systems, sorting machines, and automation lines. It supports Light ON/Dark ON modes through a switch and includes a sensitivity adjustment function for flexible configuration. Operating on a 10β30VDC Β±10% power supply with low current consumption of 20mA, it ensures energy-efficient performance without compromising detection accuracy.
Durability is central to the design, with an IP65-rated housing built from polycarbonate and polymethyl methacrylate lens materials. The device withstands wide temperature ranges from -25Β°C to 60Β°C and humidity levels of 35β85% RH, ensuring stable performance in harsh environments. Equipped with a robust Γ4mm 3-wire, 2-meter cable and supplied with mounting accessories, the BJX15M-TDT is engineered for easy installation and long-term reliability in industrial automation systems.
In terms of applications, the Autonics BJX15M-TDT Long Distance Photoelectric Sensor is widely used in automated material handling systems, conveyor lines, robotic arms, and pallet detection setups. It enhances safety and precision in vehicle entry systems, warehouse automation, and assembly lines where extended-range detection is essential. Maintenance teams value its low-maintenance design and robust housing, which reduce downtime in harsh environments. Engineering students and junior technicians find its emitter-receiver working principle easy to understand, making it a practical teaching tool. For industries requiring reliable long-distance detection with high-speed response, the BJX15M-TDT provides a balanced combination of performance, durability, and ease of integration. To learn more about Autonics sensors and browse related models, visit the official brand pages for Autonics Sensors & Controllers and Autonics Photoelectric Sensors.







