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Specification & Description
| Specification | Description |
|---|---|
| Part Number | NBN40-U1-A2 |
| Alternative Part Number | NBN40U1A2 |
| Manufacturer | Pepperl + Fuchs |
| Product Type | Inductive Proximity Switch Sensor |
| Operating Voltage | 10 to 30 V DC |
| Switching Frequency | 0 to 180 Hz |
| Hysteresis | Typical 5% |
| Reverse Polarity Protection | Reverse polarity protected |
| Short-Circuit Protection | Pulsing |
| Voltage Drop | ≤ 2 V |
| Operating Current | 0 to 200 mA |
| 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 |
| Rated Operating Distance | 40 mm |
| Installation | Non-flush |
| Output Type | PNP |
| Assured Operating Distance | 0 to 32.4 mm |
| Reduction Factor (Aluminium) | 0.31 |
| Reduction Factor (Copper) | 0.3 |
| Reduction Factor (304 Stainless Steel) | 0.74 |
| Connection Type | Connector plug M12 x 1, 4-pin |
| Housing Material | PA/metal with epoxy powder coating |
| Sensing Face | PA |
| Housing Base | Plastic |
| Degree of Protection | IP68 / IP69K |
| Mass | 225 g |
| Ambient Temperature Range | -25 to 85 °C (-13 to 185 °F) |
| Functional Safety Parameters | MTTFd 1230 years, Mission Time (TM) 20 years, Diagnostic Coverage (DC) 0% |
| Compliance | EN 60947-5-2:2007, EN 60947-5-2/A1:2012, IEC 60947-5-2:2007, IEC 60947-5-2 AMD 1:2012 |
| Approvals and Certificates | UL approval cULus Listed, General Purpose, CCC approval not required for products rated ≤36 V |
The Pepperl + Fuchs NBN40-U1-A2 is a high-performance inductive proximity switch sensor designed to offer reliable and precise detection of metallic objects without any physical contact. This sensor is engineered to operate within a 10 to 30 VDC range and is equipped with a 4-pin connector, ensuring easy integration into various industrial applications.
With a nominal operating distance of 40 mm and a non-flush installation design, this sensor provides a robust sensing solution in environments where direct contact with the target is not possible or desirable. The device features a PNP output and offers both normally open (NO) and normally closed (NC) configurations, enhancing its versatility for different control logic requirements.
The sensor is built to withstand harsh industrial conditions, boasting an IP68/IP69K protection rating, which ensures it is dust-tight and can resist high-pressure water jets. Its durable housing is made from a combination of PA and metal with an epoxy powder coating, and the sensing face is constructed from PA, contributing to its longevity and resilience.
This inductive proximity switch sensor is also equipped with LED indicators for 360° visibility of the operating status, which aids in quick diagnostics and monitoring. The device's technical specifications include a switching frequency of up to 180 Hz, a typical hysteresis of 5%, and short-circuit protection with pulsing, ensuring reliable operation and protection against electrical disturbances.
The Pepperl + Fuchs NBN40-U1-A2 is compliant with relevant EN and IEC standards, reflecting its adherence to quality and safety benchmarks. It is suitable for a wide range of industrial applications, including machinery positioning, presence detection, and automation tasks where precision and reliability are paramount.
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Frequently Asked Questions
What is the operating voltage range for this inductive proximity switch sensor?
The operating voltage range for the inductive proximity switch sensor is 10 to 30 V DC.
Can this sensor be used in outdoor environments?
Yes, the sensor is designed with a degree of protection of IP68/IP69K, making it suitable for outdoor use and resistant to dust and water ingress.
What materials can this sensor detect?
This sensor can detect metallic objects, with different reduction factors for materials like aluminium, copper, and steel.
Is there an indicator for the operating voltage and switching state?
Yes, the sensor is equipped with LED indicators. A green LED indicates the operating voltage, and a yellow LED indicates the switching state.
What type of output does the sensor provide?
The sensor provides a 4-wire DC output with complementary PNP switching function.
What is the maximum operating current for this sensor?
The maximum operating current for the sensor is 200 mA.
What is the assured operating distance for this sensor?
The assured operating distance for the sensor is 0 to 32.4 mm.
What is the sensor's response to short-circuit conditions?
The sensor has short-circuit protection and responds by pulsing to protect the device.
What is the ambient temperature range in which the sensor can operate?
The sensor can operate within an ambient temperature range of -25 to 100 °C (-13 to 212 °F).
What type of connection does the sensor use?
The sensor uses a connector plug M12 x 1, 4-pin for its connection.
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