Before procurement teams confirm BS5-L1M, they typically review Autonics Proximity Sensor, Autonics Bs5 T1M P and Autonics Digital Counter to double-check performance ratings, stock availability, and supplier credibility carefully.
Autonics BS5-L1M Photomicro Sensor
The Autonics BS5-L1M Photomicro Sensor provides 5mm through-beam detection using a stable infrared LED (940nm) light source for precise sensing. It operates with a 2kHz response frequency, 5β24VDC power supply, NPN open collector output, and a durable cable-type connection suitable for industrial automation. Developed by Autonics and included in the Autonics sensor lineup, this Photomicro Sensor forms part of the range and belongs to the BS5 Series detection family.

| Brand | Autonics |
| Product Type | Photomicro Sensor |
| Model Number | BS5-L1M |
Autonics BS5-L1M Photomicro Sensor β Technical Specifications
| Specification | Value |
|---|---|
| Sensing type | Through-beam type |
| Sensing distance | 5mm |
| Sensing target | Opaque |
| Min. sensing target | β₯Γ0.8mmΓ2mm |
| Hysteresis(distance) | β€0.05mm |
| Response time | Light ON: Max. 20γ², Dark ON: Max. 100γ² |
| Response frequency | 2kHz |
| Light source | Infrared LED(940nm) |
| Operation mode | Light ON/Dark ON(set by control wire) |
| Indicator | Operation indicator (red LED) |
| Power supply | 5-24VDC |
| Current consumption | Max. 30mA |
| Control output | NPN open collector output |
| Load voltage | β€30VDC@(=) |
| Load current | Max. 100mA |
| Residual voltage | NPN: β€1.2VDC@(=), PNP: β€ 1.2VDC@(=) |
| Protection circuit | Reverse polarity protection circuit, output overcurrent (short-circuit) protection circuit |
| Insulation resistance | β₯20 MΞ© (250 VDC@(=) megger) |
| Noise immunity | The square wave noise (pulse width: 1γ²) by the noise simulator Β±240VDC@(=) |
| Dielectric strength | Between the charging part and the case: 1,000 VAC~ 50/60 Hz for 1 minute |
| Vibration | 1.5mm amplitude (max. acceleration 196m/sΒ²) at frequency of 10 to 2,000Hz in each X, Y, Z direction for 2 hours |
| Shock | 15,000 m/sΒ² (approx. 1,500G) in each X, Y, Z direction for 3 times |
| Environment_Ambient illumination | Fluorescent lamp: Max. 1,000lx(received illumination) |
| Environment_Ambient temperature | -20 to 55β, storage : -25 to 85β |
| Environment_Ambient humidity | 35 to 85% RH, storage: 35 to 85% RH |
| Protection structure | IP50 (IEC standard) |
| Connection | Cable type |
| Material | Case: PBT, Sensing part: PC |
| Weight_Body | Approx. 50g |
The Autonics BS5-L1M Photomicro Sensor is designed for precise object detection in industrial automation systems. It features a 5mm sensing distance, through-beam sensing type, 2kHz response frequency, and an infrared LED (940nm) source. As a member of the BS5 Series, this model supports detection tasks requiring stable and predictable sensing performance across automated processes.
This sensor is well-suited for conveyors, packaging machinery, automated assembly stations, and similar applications where reliable position or presence detection is essential. Its NPN open collector output enables simple integration into control circuits, while the wide 5β24VDC operating range supports compatibility with diverse industrial systems. The cable-type connection ensures stable, uninterrupted operation during continuous machine movement.
The Autonics BS5-L1M Photomicro Sensor delivers consistent detection capabilities backed by well-defined specifications suitable for industrial automation. Its 5mm sensing distance, fast 2kHz response, and infrared LED operation make it a dependable option for engineers requiring precise and repeatable sensing performance. Autonics maintains strong trust in the automation sector, and this BS5 Series model aligns with routine factory requirements for stable, specification-driven sensing.




