The Pepperl+Fuchs NBB20-L2-E0-V1 is a robust inductive proximity sensor engineered for precise non-contact detection of metal objects in industrial automation. With a 20 mm rated operating distance (flush mounting) and an M30 threaded housing, it ensures accurate sensing in compact or vibration-prone environments. The 3-wire DC PNP output (sourcing, normally open) integrates seamlessly with control systems, operating across a wide voltage range (10–30 V DC) with reverse polarity and short-circuit protection for enhanced durability. A 360° visible yellow LED indicator signals the switching state, aiding quick diagnostics. Its 5% hysteresis and 250 Hz switching frequency minimize signal fluctuations, delivering stable performance for applications like machinery positioning, part counting, and conveyor control where precision is critical.
Built to withstand demanding conditions, the NBB20-L2-E0-V1 features a durable nickel-plated brass housing with a PBT sensing face, resisting corrosion, impact, and chemical exposure. Its IP67 protection rating ensures dustproof and water-resistant operation (immersion up to 1 m), making it suitable for wet, dusty, or high-vibration settings. The sensor maintains reliability across a -25°C to +70°C operating temperature range and stores safely at -40°C to +85°C, adapting to extreme industrial climates. The flush-mountable M30 thread and included mounting nuts simplify installation, while compliance with EN IEC 60947-5-2 and UL listing guarantees safety and global compatibility.
Designed for adaptability, this inductive sensor offers reduced detection distances for various metals (e.g., aluminum: 0.33, copper: 0.31), enhancing versatility in diverse automation setups. The 200 mA nominal operating current and low off-state current (≤0.5 mA) balance energy efficiency with consistent performance, while the lightweight design (190 g) and compact dimensions (M30 x 67 mm) enable easy integration into space-constrained machinery. A quick startup time (≤10 ms) and modular design—supported by 3D CAD models and EPLAN data—streamline installation and system planning. Ideal for automotive manufacturing, logistics, and process control, the NBB20-L2-E0-V1 combines precision, durability, and ease of use to optimize industrial automation workflows.
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Attribute
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Details
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General Information
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Product Type
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Inductive Proximity Sensor
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Model
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NBB20-L2-E0-V1
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Manufacturer
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Pepperl+Fuchs
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Sensing Characteristics
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Rated Operating Distance
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20 mm (flush mounting)
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Assured Operating Distance
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0–16.2 mm
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Metal Reduction Factors
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Aluminum (0.33), Copper (0.31), Stainless Steel 304 (0.74), Brass (0.41)
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Electrical Parameters
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Supply Voltage
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10–30 V DC
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Output Type
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3-wire DC, NPN (sinking), Normally Open (NO)
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Nominal Operating Current
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200 mA
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Off-State Current
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≤ 0.5 mA
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No-Load Supply Current
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≤ 20 mA
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Voltage Drop
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≤ 2 V
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Switching Frequency
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0–150 Hz
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Hysteresis
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Approximately 5% (minimizes signal fluctuations)
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Electrical Protection
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Reverse polarity protection; pulsing short-circuit protection
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Mechanical Design
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Housing Material
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PA (polyamide)
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Sensing Face Material
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PA
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Dimensions
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Compact cylindrical design with M12 threaded mounting
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Weight
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130 g
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Mounting
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Flush-mountable with bidirectional/rotatable sensor head
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Connection
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M12 × 1, 4-pin connector (secure and quick wiring)
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Indicators
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LEDs
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Green (power status), Yellow (switching state) for 360° visibility
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Environmental Ratings
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IP Rating
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IP69K (resistant to high-pressure jet cleaning and dust ingress)
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Operating Temperature Range
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-25°C to +85°C (ambient); -40°C to +85°C (storage)
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Certifications & Approvals
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Standards
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EN IEC 60947-5-2
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Approvals
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cULus listed, CSA approved, CCC exempt (≤36 V DC), RoHS compliant
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Functional Safety
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MTTFd (Mean Time To Failure)
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1,510 years (estimated reliability for non-safety-integrated applications)
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Mission Time (Tm)
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20 years
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Diagnostic Coverage (DC)
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0%
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Applications
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Industrial automation, conveyor systems, robotics, automotive manufacturing, and harsh environments requiring high-pressure washdown resistance (e.g., food processing, metalworking, logistics)
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Pepperl+Fuchs NBB20-L2-E0-V1 Inductive Sensor | 20mm Range, 10-30V DC, IP68, M30, PNP NO | Harsh Industrial Use Images
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