Pepperl Fuchs NBN50-U1K-A0

Inductive sensor

MPN
NBN50-U1K-A0
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What is the Pepperl Fuchs NBN50-U1K-A0?

50 mm non-flush

Active Shielding Technology

4-wire DC

Sensor head bidirectional and rotatable

4 LEDs indicator for 360° visibility

Switching function: complementary, Output type: NPN, Installation: non-flush, Output polarity: DC, Output type: 4-wire, Construction type: VariKont ®, Series: VariKont ®, Operating voltage: 10 ... 30 V DC, Type of voltage: DC, Connection type: screw terminals, Housing material: PA, Degree of protection: IP68 / IP69

Specifications

General specifications

Order code (Pepperl+Fuchs part number)316607-0005
Switching functioncomplementary
Output typeNPN
Rated operating distance50 mm sn
Installationnon-flush
Output polarityDC
Assured operating distance0 ... 40.5 mm sa
Actual operating distance45 ... 55 mm typ. sr
Reduction factor rAl0.5
Reduction factor rCu0.49
Reduction factor r3040.78
Reduction factor rBrass0.55
Output type4-wire
LifecycleActive (current Pepperl+Fuchs product)

Nominal ratings

Operating voltage10 ... 30 V DC UB
Switching frequency0 ... 40 Hz f
Hysteresistyp. 5 % H
Reverse polarity protectionreverse polarity protected
Short-circuit protectionpulsing
Voltage drop≤ 2 V Ud
Operating current0 ... 200 mA IL
Off-state current0 ... 0.5 mA Ir
No-load supply current≤ 20 mA I0
Time delay before availability80 ms tv
Operating voltage indicatorLED, green
Switching state indicatorLED, yellow

Safety-relevant product characteristics

MTTFd940 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %

Compliance with standards and directives

Standard conformity: StandardsEN IEC 60947-5-2

Approvals and certificates

UL approvalcULus Listed Load Type: General Purpose Circuitry: Class 2 Power Source Enclosure Type Rating: Type 1 Supply/Switching Voltage: 30 V DC Output Switching Current: 200 mA
CCC approvalCCC approval / marking not required for products rated ≤36 V

Ambient conditions

Ambient temperature-25 ... 70 °C (-13 ... 158 °F)
Storage temperature-40 ... 85 °C (-40 ... 185 °F)

Mechanical specifications

Connection typescrew terminals
Information for connectionA maximum of two conductors with the same core cross section may be mounted on one terminal connection! tightening torque 1.2 Nm + 10 %
Core cross sectionup to 2.5 mm2
Minimum core cross-sectionwithout wire end ferrules 0.5 mm2 , with connector sleeves 0.34 mm2
Maximum core cross-sectionwithout wire end ferrules 2.5 mm2 , with connector sleeves 1.5 mm2
Housing materialPA
Sensing facePA
Housing baseplastic
Degree of protectionIP68 / IP69
Mass225 g
Dimensions: Height40 mm
Dimensions: Width40 mm
Dimensions: Length118 mm
NoteTightening torque: 1.8 Nm (housing)

NBN50-U1K-A0: frequently asked questions

When can NBN50-U1K-A0 be shipped?

NBN50-U1K-A0 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up NBN50-U1K-A0 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for NBN50-U1K-A0 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for NBN50-U1K-A0, subject to availability and destination.

More Pepperl Fuchs parts

Pepperl Fuchs NBN50-U1K-A0Price and lead time confirmed within 1 business day
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