Maintenance teams planning replacements for BJN50-NDT frequently review Autonics Proximity Sensor, Autonics Tcn4 Series and Autonics Brqm20M Tdta P to prevent downtime, checking availability and compatibility with existing systems.
Autonics BJN50-NDT Photoelectric Sensor
The Autonics BJN50-NDT Photoelectric Sensor offers Narrow beam reflective type sensing type, 30 to 70mm, Red LED(650nm), NPN open collector output, 12-24VDC power supply. Manufactured by Autonics under the Autonics Photoelectric Sensors category, this model belongs to the Autonics BJ Series.
| Brand | Autonics |
| Product Type | Photoelectric Sensor |
| Model Number | BJN50-NDT |
Autonics BJN50-NDT Photoelectric Sensor β Technical Specifications
| Specification | Value |
|---|---|
| Sensing type | Narrow beam reflective type |
| Sensing distance | 30 to 70mm |
| Sensing target | Opaque, Translucent material(min. sensing target: min. Γ0.2mm(copper wire)) |
| Response time | Max. 1ms |
| Light source | Red LED(650nm) |
| Sensitivity adjustment | Sensitivity adjuster |
| Operation mode | Light ON/Dark ON(set by switch) |
| Power supply | 12-24VDC |
| Current consumption | Max. 30mA |
| Control output | NPN open collector |
| Environment_Ambient illumination | Sunlight: Max. 11,000lx, Incandescent lamp: Max. 3,000lx (received illumination) |
| Environment_Ambient temperature | -25 to 55β, storage: -40 to 70β |
| Environment_Ambient humidity | 35 to 85% RH, storage: 35 to 85% RH |
| Protection structure | IP65 |
| Connection type | Cable type(Γ3.5, 2m) |
| Material | Case: Polycarbonate+Acrylonitrile butadiene styrene, LED Cap: Polycarbonate, Sensing part: Polymethyl methacrylate,Bracket: SUS304(steel use stainless 304), Bolt: Steel chromium molybdenum, Nut: Steel chromium molybdenum,Sleeve: Brass, Ni-plate |
| Accessories | Fixing bracket, M3 Bolts: 2, M3 Nuts: 2, Adjuster driver |
| Hysteresis(distance) | Max. 25% of sensing distance |
| Min. diameter of transmitting spot | Approx. Γ2.0mm |
| Weight | Approx. 45g |
The Autonics BJN50-NDT Photoelectric Sensor supports industrial detection tasks with a 30 to 70mm sensing distance, narrow beam reflective type, NPN output, and 1ms response time. As part of the Autonics BJ Series, this model is used across automation environments in India requiring accurate detection within compact operating ranges.
This sensor is suited for conveyors, packaging systems, assembly lines, and small automated machinery where precise short-range detection is required. Its narrow beam design helps identify smaller or more focused targets reliably, while Light ON/Dark ON switching ensures flexibility for different control requirements. The cable-type connection supports stable installation in repetitive industrial processes.
The Autonics BJN50-NDT Photoelectric Sensor offers consistent detection performance built on trusted Autonics engineering. With its 30β70mm range, narrow beam reflective operation, red LED source, and NPN open collector output, it meets the needs of users requiring stable sensing in demanding automation setups. As a BJ Series device, it supports dependable and repeatable operation across diverse industrial applications.
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