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The Keyence PR-F51C3PD is a photoelectric sensor. It is supplied by SHLY-PLC, an independent industrial-automation distributor: every unit is visually inspected and functionally checked before dispatch, held in ready stock and shipped worldwide for maintenance, spares and retrofit use. Share your application or existing part number and our team will confirm fitment and comparable in-stock alternatives.
Technical parameters compiled from the manufacturer data sheet and reference documentation.
| Technical Specifications | |
| Type Designation | |
| Model | PR-F51C3PD |
| Type | Thrubeam |
| Power Supply | |
| Rating Power voltage | 10 to 30 VDC, including 10 % ripple (P-P) |
| Current consumption | Transmitter: 11 mA, Receiver: 16 mA |
| Withstand voltage | 1,000 VAC, 50/60 Hz, 1 min |
| Inputs & Outputs | |
| Output | PNP |
| Output 2 | - |
| Communication & Interfaces | |
| Cable connection | M8 connector (3 pin) |
| Mechanical | |
| Protection circuit | Power supply reverse connection protection, output overcurrent protection, ; output surge protection, power supply surge protection |
| Environmental resistance Enclosure rating | IP67 (IEC60529), 4X, 6P, 13 (NEMA250) |
| Material | Case: SUS316L, indicator cover/lens cover: polysulfone, ; cord protector: polymethylpentene, filler: polyester-based resin |
| Weight | Approx. 20 g |
| Environmental | |
| Ambient light | Incandescent lamp: 5,000 lux or lower, Sunlight: 20,000 lux or lower |
| Ambient temperature | -25 to +55 °C -13 to 131 °F (No freezing) |
| Relative humidity | 35 to 85 % RH (No condensation) |
| Storage temperature | -25 to +75 °C -13 to 167 °F |
| Vibration resistance | 10 to 55 Hz, Double amplitude 1.5 mm 0.06" , 2 hours in each of the X, Y, and Z directions |
| Shock resistance | 1,000 m/s , 6 times in each of the X, Y, and Z directions |
| Compliance, Approvals & Standards | |
| Detection distance | 0.6 m |
| Light source | 4 element, point light source, red LED (650 nm) |
| Mutual interference prevention function | - |
| Insulation resistance | 20 MΩ or higher (500 VDC) |
| Other | |
| Shape | Flat |
| Sensitivity adjustment | None |
| Spot diameter | - |
| Indicator lamp | Output indicator (orange), stable operation indicator (green), thrubeam type transmitter: power supply indicator (green) |
| Accessories | Instruction Manual |
Model variants, options and firmware revisions can affect fitment. Before ordering the Keyence PR-F51C3PD photoelectric sensor, share your existing part number or project requirements and our team will cross-reference comparable in-stock Keyence units and verify compatibility. This listing is provided by an independent industrial-automation distributor; brand names and part numbers are used for identification only.
A: Each PR-F51C3PD is inspected and functionally checked before sale. Contact us for the current stock condition and quantity.
A: In-stock orders placed before 14:00 ship the same business day. Standard worldwide delivery is about 5-8 business days, express shipping is available and orders over $500 ship free.
A: Yes. Share your existing part number or application and our technical team will verify compatibility and provide cross-references to comparable in-stock models.
PR-F51C3PD · Technical reference data · Independently supplied by SHLY-PLC
Place your order before 14:00 for earliest possible shipment handover. With round-the-clock transit operated by our partnered global logistics providers, parcels reach most international destinations following routine customs processing. Economy shipping takes 5–8 business days, while express delivery arrives in 5–8 business days, both subject to customs clearance progress.Shipping fees will be charged for all orders under USD 500, and the exact shipping cost will be determined and collected by our logistics carriers. Shipments to remote international regions will incur additional courier surcharges to offset extra cross-border transportation costs.
Factory warranty service is not applicable to this industrial control equipment, and extended warranty packages are not provided for this item.
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