Pepperl+Fuchs NBN3-F31K-Z8-K | M8 3mm Sensor, 2 NO, IP67
Pepperl+Fuchs NBN3-F31K-Z8-K inductive proximity sensor. M8 threaded barrel, 3mm range, 2 normally open outputs, 6-60V DC, IP67, -25°C to +70°C.
Product Overview
The Pepperl+Fuchs NBN3-F31K-Z8-K is a compact M8 inductive proximity sensor designed for space-constrained industrial applications. It features a 3 mm sensing range for detecting metallic objects and offers dual normally open (NO) outputs for flexible wiring configurations. With a wide 6-60V DC operating voltage and IP67 protection rating, this sensor is suitable for use in harsh environments where reliable object detection is critical.
Technical Specifications (Electrical & Functional)
| Parameter | Specification |
| Sensor Type | Inductive Proximity (Shielded / Flush Mount) |
| Output Type | 2 Normally Open (NO) Contacts |
| Rated Operating Distance | 3 mm |
| Assured Operating Distance | 0 ... 2.43 mm |
| Operating Voltage | 6 ... 60 V DC |
| Switching Frequency | 0 ... 500 Hz |
| Voltage Drop | ≤ 5.5 V |
| Switching Current | 4 ... 100 mA |
| Hysteresis | Typ. 5% |
| Protection | Reverse Polarity, Short-circuit (Pulsing) |
Technical Specifications (Mechanical & Environmental)
| Parameter | Specification |
| Housing | PBT Plastic |
| Thread Size | M8 x 1 |
| Connection | Cage Clamp Terminal |
| Wire Cross-Section | 1.5 / 2.5 mm² |
| Degree of Protection | IP67 |
| Operating Temperature | -25 °C ... +70 °C |
| Housing Length | 31 mm |
| Weight | Approx. 18 g |
| Mounting | Flush Mountable |
Key Features
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Dual Output Configuration: Features two independent normally open (NO) contacts, providing wiring flexibility for control circuits.
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Wide Voltage Range: Operates on 6-60V DC, making it compatible with a variety of industrial control systems.
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Compact Design: M8 threaded barrel allows for easy installation in tight spaces where larger sensors cannot fit.
Applications
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Position detection of small metal parts on conveyor systems
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End-of-stroke sensing in compact pneumatic cylinders
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Presence verification in assembly automation and packaging machinery
About ACH
Founded in 2012, ACH is a top-tier distributor of industrial automation products, supplying genuine devices from leading brands like ABB, P+F, E&H, AB, MTL to emerging markets worldwide. Our mission is to provide 100% Genuine products at the most competitive prices, helping customers reduce costs and strengthen their market position.
Frequently Ask & Questions
Are preferential prices available?
Long-term brand partners can get competitive product prices. At the same time, ACH controls the profit per order to 5%, providing the most competitive prices.
Are the Products Genuine OEM Units?
Yes, all products from ACH are certified genuine OEM units. We acquire our inventory through official OEM channels and trusted third-party suppliers, ensuring every item is authentic and reliable.
How will you arrange shipment?
We'll handle the shipping for you. Through our partnerships, we can secure competitive rates with major carriers like FedEx, DHL, TNT, and UPS, ensuring a smooth and cost-effective delivery.
What is the warranty of goods?
One-year Warranty.
How long is the logistics cycle of the product?
Products are divided into spot and futures, and the delivery period of different brands of products is also different. For details, please contact the ACH business manager.
