Serviceline Industrial Sensors
Serviceline Explosion Protection

Inductive sensor NBN40-U4-UU

NBN40-U4-UU
  • Sensor head bidirectional and rotatable
  • NO/NC selectable
  • Comfort series
  • Metal base with ground connection

Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

Datasheet excerpt: Technical data of  NBN40-U4-UU

General specifications
Switching functionNormally open/closed (NO/NC)
Output typeTwo-wire
Rated operating distance40 mm
Installationnon-flush
Output polarityAC/DC
Assured operating distance0 ... 32.4 mm
Actual operating distance36 ... 44 mm typ. 40 mm
Reduction factor rAl 0.37
Reduction factor rCu 0.3
Reduction factor r304 0.73
Reduction factor rFe 1
Reduction factor rBrass 0.4
Output type2-wire
Nominal ratings
Switching frequencyAC, 0 ... 30 Hz
DC, 0 ... 100 Hz
Hysteresis1 ... 10 typ. 5 %
Reverse polarity protectionreverse polarity tolerant
Short-circuit protectionpulsing
Voltage drop≤ 5 V (typ. 2V) DC operation
≤ 8 V (typ. 3 V) AC operation
Momentary current
(20 ms, 0.1 Hz)
0 ... 3000 mA
Operating current5 ... 500 mA
Rated operating current500 mA 50/60 Hz
Lowest operating current5 mA
Off-state current≤ 1.5 mA
Usage categoryAC12 , AC140 , DC12 , DC13
Time delay before availability≤ 300 ms
Operating voltage indicatorLED, green
Switching state indicatorLED, yellow
Error indicatorflashes when overcurrent
Functional safety related parameters
MTTFd540 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Electrical specifications
Rated operating voltage24 ... 250 V DC / 24 ... 230 V AC
Operating voltage20 ... 275 V DC / 20 ... 253 V AC
Compliance with standards and directives
Standard conformity
StandardsEN IEC 60947-5-2
Approvals and certificates
Protection classI
Rated insulation voltage250 V
Rated impulse withstand voltage2.5 kV
UL approvalcULus Listed, General Purpose
CCC approvalUe 75VDC - 250VDC Ue 75VAC - 230VAC
Ambient conditions
Ambient temperature-25 ... 85 °C (-13 ... 185 °F)
Storage temperature-25 ... 85 °C (-13 ... 185 °F)
Pollution degree3
Mechanical specifications
Connection typeterminal compartment
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 6.6 / metal
Sensing facePA 6.6
Housing basemetal / class I equipment with ground connection
Degree of protectionIP67
Mass280 g
Dimensions
Height40 mm
Width40 mm
Length118 mm
NoteTightening torque: 1.8 Nm (housing)

Classifications

SystemClasscode
ECLASS 13.027274001
ECLASS 12.027274001
ECLASS 11.027270101
ECLASS 10.0.127270101
ECLASS 9.027270101
ECLASS 8.027270101
ECLASS 5.127270101
ETIM 9.0EC002714
ETIM 8.0EC002714
ETIM 7.0EC002714
ETIM 6.0EC002714
ETIM 5.0EC002714
UNSPSC 12.139121550

Details: NBN40-U4-UU

Product Documentation: NBN40-U4-UU

Language Selection:
Product informationLanguageFile TypeFile Size
Installation conditionsENGPDF195 KB

Design / Simulation: NBN40-U4-UU

Language Selection:
CADLanguageFile TypeFile Size
CAD 3-D / CAD 3-DALLSTP2003 KB
CAD Portal / CAD PortalALLLINK---

Approvals: NBN40-U4-UU

Language Selection:
CertificatesCertificate No.LanguageFile TypeFile Size
Canada USA UL Ordinary LocationUL-CA-2119599-1 / UL-US-2123898-1ALLPDF547 KB
China CCC SDOC2020970305001201ALLPDF1293 KB
Declaration of Conformity
EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F)DOC-2521FALLPDF1256 KB
UK Declaration of Conformity (P+F)TDOC-6002_ENGENGPDF1223 KB

Associated Products: NBN40-U4-UU

Accessories
Modular mounting bracket fa

Our amplify article gives interesting insights about the development of the new, modern portfolio of inductive proximity sensors from Pepperl+Fuchs. Get the whole story here! 

 

 

Knowledge Base for Inductive Sensors

The knowledge base for inductive sensors contains extensive expertise and supports you in the highly precise and smooth operation of the sensors in your machinery and plants.

VariKont with Active Shielding Technology

The VariKont inductive sensors with Active Shielding Technology ensure high switching distances, no matter the installation situation and the surrounding material. Benefit from easier equipment design and reduced costs!

Inductive Safety Sensors SIL 2 PL d

As the SIL 2/PL d inductive safety sensors have no dead band, data transfer can occur with no minimum distance between sensor and target. Discover the optimized portfolio for demanding environments.