Lanbao PR30S-BC DC M30 Diffuse Photoelectric Sensor
Lanbao PR30S-BC Series is an M30 cylindrical diffuse-reflection photoelectric sensor for DC industrial control systems that need longer-range object detection in a plastic housing. It supports 50cm adjustable and 100cm adjustable sensing-distance options, with NPN or PNP output depending on the selected part number.
This listing covers PR30S-BC50 and PR30S-BC100 DC variants, including fixed 2m PVC cable versions and E2 M12 connector versions. The series uses an infrared LED light source, PBT housing, IP67 protection, and 10-30V DC supply for stable detection of opaque targets in automation equipment.
For related Lanbao photoelectric sensors, compare the Lanbao PR18S-BC M18 Plastic Series, Lanbao PR30-BC Metal Series, and Lanbao PR18-BC Metal Series. For a smaller cylindrical option, see the Lanbao PR12-BC Series.
Technical Specifications
| Brand | Lanbao |
|---|---|
| Series | PR30S-BC Series |
| Sensor Type | M30 cylindrical diffuse-reflection photoelectric sensor |
| Product Series Reference | Cylindrical series |
| Detection Type | Diffuse reflection |
| Rated Sensing Distance | 50cm adjustable for PR30S-BC50 variants; 100cm adjustable for PR30S-BC100 variants |
| Standard Target | White card, 90% reflection rate reference |
| Light Source | Infrared LED, 880nm |
| Dimensions | M30 x 62mm for 50cm variants; M30 x 80mm for 100cm variants |
| Output Type | NPN or PNP, depending on selected variant |
| Output Logic | Normally open plus normally closed output reference for listed DNR and DPR variants |
| Power Supply | 10-30V DC |
| Target Type | Opaque object reference |
| Hysteresis Range | 3-20% of rated sensing distance reference |
| Repeat Accuracy | <=5% reference |
| Load Current Reference | <=200mA |
| Residual Voltage Reference | <=2.5V |
| Consumption Current Reference | <=25mA |
| Circuit Protection | Short-circuit, overload, and reverse-polarity protection reference |
| Response Time | <8.2ms |
| Output Indicator | Yellow LED |
| Ambient Temperature | -15C to +55C |
| Ambient Humidity | 35-85%RH, non-condensing |
| Voltage Withstand | 1000V AC 50/60Hz for 60s reference |
| Insulation Resistance | >=50MOhm at 500V DC reference |
| Vibration Resistance | 10-50Hz, 0.5mm reference |
| Protection Rating | IP67 |
| Housing Material | PBT |
| Connection Options | 2m PVC cable or M12 connector, depending on selected variant |
| Available Store SKUs | PR30S-BC50DNR, PR30S-BC50DPR, PR30S-BC100DNR, PR30S-BC100DPR, PR30S-BC50DNR-E2, and PR30S-BC50DPR-E2 |
Integration Notes & Hardware Guidance
- Power selection: This is a DC photoelectric sensor series, so confirm the controller input and wiring are compatible with 10-30V DC operation.
- Distance selection: Choose PR30S-BC50 variants for 50cm adjustable detection or PR30S-BC100 variants when 100cm adjustable detection is required.
- Output selection: Match NPN or PNP wiring to the input type of your PLC, controller, counter, or I/O module before ordering.
- Signal logic: Listed DNR variants are NPN output models and listed DPR variants are PNP output models, with normally-open plus normally-closed output reference.
- Target condition: Diffuse-reflection detection depends on target color, reflectivity, size, angle, and surface finish; test the real target before final installation.
Packing List
| Item | Qty | Notes |
|---|---|---|
| Lanbao PR30S-BC photoelectric sensor | 1 | Selected sensing distance, output type, and cable or E2 connector variant |
| Integrated cable or M12 connector body | 1 | Connection type depends on selected variant |
| Product label and packaging | 1 | Packaging may vary by shipment batch |
| Documentation reference | 1 | Digital or printed documentation may vary by shipment batch |
FAQ
What detection mode does the PR30S-BC Series use?
It uses diffuse-reflection detection, meaning the emitter and receiver are in the same sensor body and the target reflects light back to the receiver.
What sensing distances are available?
This listing includes 50cm adjustable variants and 100cm adjustable variants.
How is PR30S-BC different from PR30-BC?
PR30S-BC uses a PBT housing, while PR30-BC is the related M30 diffuse-reflection series with a metal housing.
How do I choose between cable and E2 versions?
Cable versions use a fixed 2m PVC cable, while E2 versions use an M12 connector for detachable wiring and easier sensor replacement.
Can it detect every object at the same distance?
No. The effective distance depends on target reflectivity, color, size, angle, and installation environment, so practical testing is recommended.

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