NG # 04151-HW-PEP-034
MF # NBB20-L2-E2-V1
The NBB20-L2-E2-V1 is an industrial inductive proximity sensor designed for reliable non-contact detection of metal objects in automation and manufacturing environments. It features a 20 mm sensing distance, PNP normally-open output, and a 3-wire DC configuration for stable switching performance. The sensor supports flush mounting, operates with 10–30 V DC supply voltage, and includes LED indicators for power and switching status. With a durable housing and IP68/IP69K protection rating, it is suitable for harsh industrial conditions such as dust, moisture, and washdown environments.
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Get A QuoteThe NBB20-L2-E2-V1 inductive proximity sensor from Pepperl+Fuchs is designed for high-precision metal detection in industrial automation systems. It uses inductive sensing technology to detect metallic objects without physical contact, ensuring reliable operation and minimal mechanical wear.
This sensor provides a 20 mm rated sensing distance, allowing extended detection capability compared to many standard proximity sensors. Its flush mounting design enables installation in metal environments without affecting sensing performance. The PNP normally-open output and 3-wire DC interface allow easy integration with PLCs, controllers, and automation equipment.
The sensor operates within a 10–30 V DC power range and supports switching frequencies up to 440 Hz, making it suitable for fast-moving production processes. Built-in reverse polarity and short-circuit protection enhances reliability and protects the device from electrical faults. LED indicators provide clear visual feedback for power and switching status.
Constructed with a rugged housing and sealed to IP68/IP69K, the device can withstand harsh industrial environments including dust, water spray, and vibration. These characteristics make it ideal for use in material handling systems, packaging machinery, conveyor systems, and industrial automation lines where precise metal detection and durability are essential.
· Product Model: NBB20-L2-E2-V1
· Manufacturer: Pepperl+Fuchs
· Sensor Type: Inductive proximity sensor
· Switching Function: Normally Open (NO)
· Output Type: PNP
· Wiring Configuration: 3-wire DC
· Rated Operating Distance (Sn): 20 mm
· Assured Operating Distance: 0 16.2 mm
· Actual Operating Distance: 18 22 mm
· Installation Type: Flush mounting
· Supply Voltage: 10 30 V DC
· Switching Frequency: Up to 440 Hz
· Operating Current: 0 200 mA
· Voltage Drop: ≤ 2 V
· No-Load Supply Current: ≤ 20 mA
· Off-State Current: ≤ 0.5 mA
· Hysteresis: Approximately 5%
· Protection Features: Reverse polarity protection, pulsing short-circuit protection
· Indicators: Green LED (power), Yellow LED (switching status)
· Connector Type: M12 × 1, 4-pin connector
· Housing Material: PA (polyamide)
· Protection Rating: IP68 / IP69K
· Operating Temperature: −25 °C to +85 °C
· Storage Temperature: −40 °C to +85 °C
· Dimensions: 40 × 40 × 67 mm
· Weight: Approx. 130 g
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