Pepperl Fuchs RLK31-8-2500-IR/31/115b-Y8271 – Diffuse mode sensor. Diffuse mode sensor, plastic housing
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Quick facts
| Availability | Confirmed on request |
| Category | Diffuse Mode Sensors |
| Lifecycle | Active |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
When can RLK31-8-2500-IR/31/115b-Y8271 be shipped?
RLK31-8-2500-IR/31/115b-Y8271 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up RLK31-8-2500-IR/31/115b-Y8271 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for RLK31-8-2500-IR/31/115b-Y8271 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for RLK31-8-2500-IR/31/115b-Y8271, subject to availability and destination.
Diffuse mode sensor. Diffuse mode sensor, plastic housing, 2500 mm adjustable detection range, DC version, infrared light, light on, relay contact output, fixed cable with M12 plug, Highly visible LED, Relay output, Version with relay's Common terminal tied to +UB, Compact and stable housing. Detection range: 0 ... 2500 mm adjustable. Reference target: standard white 200 mm x 200 mm. Light source: IRED. Light type: modulated infrared light , 850 nm. Polarization filter: no. Diameter of the light spot: approx. 50 mm at a distance of 2.5 m. Opening angle: 2 °. Ambient light limit: 50000 Lux ; according to EN 60947-5-2. MTTFd: 790 a. Mission Time (TM): 20 a. Diagnostic Coverage (DC): 0 %. Operation indicator: LED green: power on. Function indicator: LED yellow, lights up with receiver lit. Control elements: Sensing range adjuster. Operating voltage: 12 ... 30 V DC. No-load supply current: ≤ 40 mA. Power consumption: ≤ 1.2 VA. Switching type: light-on. Signal output: relay, 1 NO. Switching voltage: 12 ... 30 V DC. Switching current: max. 3 A. Switching power: DC: max. 90 W. Switching frequency: ≤ 20 Hz. Response time: ≤ 25 ms. Product standard: EN 60947-5-2. Ambient temperature: -25 ... 55 °C (-13 ... 131 °F). Storage temperature: -40 ... 70 °C (-40 ... 158 °F). Degree of protection: IP67. Connection: fixed cable with M12 x 1 , 4-pin connector. Material: . HousingPolycarbonateOptical facePMMA: . Housing: Polycarbonate. Optical face: PMMA. Cable: . LengthL150 mm: L. Length: 150 mm. Mass: 65 g. Dimensions: . Height62 mmWidth18 mmDepth35 mm: . Height: 62 mm. Width: 18 mm. Depth: 35 mm
Specifications
General specifications
| Detection range | 0 ... 2500 mm adjustable |
| Reference target | standard white 200 mm x 200 mm |
| Light source | IRED |
| Light type | modulated infrared light , 850 nm |
| Polarization filter | no |
| Diameter of the light spot | approx. 50 mm at a distance of 2.5 m |
| Opening angle | 2 ° |
| Ambient light limit | 50000 Lux ; according to EN 60947-5-2 |
Functional safety related parameters
| MTTFd | 790 a |
| Mission Time (TM) | 20 a |
| Diagnostic Coverage (DC) | 0 % |
Indicators/operating means
| Operation indicator | LED green: power on |
| Function indicator | LED yellow, lights up with receiver lit |
| Control elements | Sensing range adjuster |
Electrical specifications
| Operating voltage | 12 ... 30 V DC UB |
| No-load supply current | ≤ 40 mA I0 |
| Power consumption | ≤ 1.2 VA P0 |
Output
| Switching type | light-on |
| Signal output | relay, 1 NO |
| Switching voltage | 12 ... 30 V DC |
| Switching current | max. 3 A |
| Switching power | DC: max. 90 W |
| Switching frequency | ≤ 20 Hz f |
| Response time | ≤ 25 ms |
Conformity
| Product standard | EN 60947-5-2 |
Ambient conditions
| Ambient temperature | -25 ... 55 °C (-13 ... 131 °F) |
| Storage temperature | -40 ... 70 °C (-40 ... 158 °F) |
Mechanical specifications
| Degree of protection | IP67 |
| Connection | fixed cable with M12 x 1 , 4-pin connector |
| Material | |
| HousingPolycarbonateOptical facePMMA | Housing |
| Housing | Polycarbonate |
| Optical face | PMMA |
| Cable | |
| LengthL150 mm | L Length |
| Length | 150 mm L |
| Mass | 65 g |
| Dimensions | |
| Height62 mmWidth18 mmDepth35 mm | Height |
| Height | 62 mm |
| Width | 18 mm |
| Depth | 35 mm |
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