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Specification & Description
| Specification | Description |
|---|---|
| Part Number | NBB20-L2-A2-V1 |
| Alternative Part Number | NBB20L2A2V1 |
| Manufacturer | Pepperl + Fuchs |
| Series | NBB20 |
| Sensor Type | Inductive Proximity Sensor |
| Operating Voltage | 10 to 30 V DC |
| Output Current | 0 to 200 mA |
| Switching Frequency | 0 to 440 Hz |
| Connection Type | M12 Connector, 4-pin |
| Housing Dimensions | 40 x 40 x 67 mm |
| Installation Type | Flush |
| Sensing Range | 20 mm |
| Assured Operating Distance | 0 to 16.2 mm |
| Reduction Factor | Aluminium: 0.33, Copper: 0.31, 304 Stainless Steel: 0.74, Brass: 0.41 |
| Output Type | 4-wire DC |
| Hysteresis | Typical 5% |
| Reverse Polarity Protection | Yes |
| Short-circuit Protection | Pulsing |
| Voltage Drop | ≤ 2 V |
| Off-state Current | 0 to 0.5 mA |
| No-load Supply Current | ≤ 20 mA |
| Time Delay Before Availability | 80 ms |
| Operating Voltage Indicator | LED, green |
| Switching State Indicator | LED, yellow |
| Ambient Operating Temperature | -25 to 85 °C |
| Storage Temperature | -40 to 85 °C |
| Housing Material | PA (Polyamide) |
| Sensing Face Material | PA (Polyamide) |
| Degree of Protection | IP69K |
| Mass | 130 g |
| Compliance with Standards | EN 60947-5-2:2007, IEC 60947-5-2:2007 |
| Approvals and Certificates | UL Listed, General Purpose, cCSAus Listed, General Purpose, CCC approval for products ≤36 V |
| Features | Sensor head bidirectional and rotatable, Quick mounting bracket, 4-way LED indicator |
| Accessories | Modular mounting bracket, Mounting aid |
The Pepperl + Fuchs NBB20 Series Proximity Sensor is a high-performance inductive sensor designed to offer reliable detection and monitoring for a wide range of industrial applications. With a rated operating distance of 20 mm and a flush installation design, this sensor ensures precise and consistent operation in various environments. The NBB20-L2-A2-V1 model operates within a voltage range of 10 to 30 V DC and can handle an operating current of up to 200 mA, making it versatile for different control systems.
Crafted with a robust housing material and a sensing face that can withstand harsh conditions, the sensor is rated with an IP69K degree of protection, ensuring it is safeguarded against ingress of dust and high-temperature water jets. This model is also equipped with a quick mounting bracket and a 4-way LED indicator for 360° visibility, enhancing ease of installation and status monitoring.
The sensor's output type is PNP with a complementary switching function, and it features reverse polarity protection and pulsing short-circuit protection. It has a switching frequency of up to 440 Hz and a typical hysteresis of 5%, which contributes to its high operational reliability. The NBB20-L2-A2-V1 is also designed with safety in mind, meeting the necessary standards and certifications for industrial use.
This proximity sensor is an ideal choice for applications requiring non-contact detection of metallic objects, including automation, assembly lines, and machinery positioning. Its durable construction and reliable performance make it a valuable component in maintaining the efficiency and safety of industrial operations.
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Frequently Asked Questions
What are the key features of this inductive sensor?
The inductive sensor boasts a bidirectional and rotatable sensor head, a rated operating distance of 20 mm, and is designed for flush mounting. It operates with a 4-wire DC connection and includes a quick mounting bracket. Additionally, it features a 4-way LED indicator for clear status visibility.
Can this sensor be used in hazardous areas?
Yes, this sensor is ATEX-approved for zone 2 and zone 22, making it suitable for use in certain hazardous areas. Always refer to the specific certification and safety guidelines when considering use in such environments.
What is the operating voltage range for this sensor?
The operating voltage range for the sensor is 10 to 30 V DC, which allows for flexibility in various industrial power supply scenarios.
Is the sensor protected against electrical issues such as reverse polarity and short circuits?
Yes, the sensor is protected against reverse polarity and features pulsing short-circuit protection, ensuring stable operation and longevity of the device.
What type of output does the sensor provide?
The sensor provides a PNP output, which is a commonly used configuration in industrial control systems for interfacing with various types of electronic equipment.
What materials are used in the construction of the sensor?
The housing material of the sensor is made of high-quality PA (Polyamide), and the sensing face is also constructed from PA, offering robustness and durability for industrial applications.
What is the degree of protection provided by the sensor?
The sensor is rated with a degree of protection of IP69K, indicating a high level of protection against ingress of dust and high-temperature water jets, making it suitable for demanding environments.
How can I connect this sensor to my system?
The sensor features a connector plug M12 x 1 with 4 pins, which allows for easy and secure connection to your system's interface.
What is the maximum switching frequency of the sensor?
The sensor has a maximum switching frequency of 150 Hz, which determines how quickly it can respond to changes in the presence of metal objects.
Are there any specific ambient conditions to consider when using this sensor?
The sensor is designed to operate within an ambient temperature range of -25 to 85 °C, making it suitable for a wide range of industrial environments. Storage temperatures should also be within -40 to 85 °C.
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