Serviceline Industrial Sensors
Serviceline Explosion Protection

Inductive sensor NBB20-U4-E2-C

NBB20-U4-E2-C
  • Sensor head bidirectional and rotatable
  • 20 mm flush
  • 3-wire DC
  • 4 LEDs indicator for 360° visibility

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  NBB20-U4-E2-C

General specifications
Switching functionNormally open (NO)
Output typePNP
Rated operating distance20 mm
Installationflush
Output polarityDC
Assured operating distance0 ... 16.2 mm
Actual operating distance18 ... 22 mm typ. 20 mm
Reduction factor rAl 0.33
Reduction factor rCu 0.31
Reduction factor r304 0.74
Reduction factor rBrass 0.41
Output type3-wire
Nominal ratings
Operating voltage10 ... 30 V DC
Switching frequency0 ... 5 Hz
Hysteresistyp. 5 %
Reverse polarity protectionreverse polarity protected
Short-circuit protectionpulsing
Voltage drop≤ 3 V
Operating current0 ... 200 mA
Off-state current0 ... 0.5 mA
No-load supply current≤ 20 mA
Time delay before availability300 ms
Constant magnetic field150 mT
Alternating magnetic field150 mT
Operating voltage indicatorLED, green
Switching state indicatorLED, yellow
Functional safety related parameters
MTTFd1420 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, General Purpose
CCC approvalCCC approval / marking not required for products rated ≤36 V
Ambient conditions
Ambient temperature-25 ... 85 °C (-13 ... 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/metal with epoxy powder coating
Sensing facePA
Housing basemetal
Degree of protectionIP68 / IP69K
Mass225 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: NBB20-U4-E2-C

Product Documentation: NBB20-U4-E2-C

Language Selection:
Product informationLanguageFile TypeFile Size
Installation conditionsENGPDF195 KB
Brief Instructions
Instruction leaflet / BeipackzettelALLPDF240 KB

Design / Simulation: NBB20-U4-E2-C

Language Selection:
CADLanguageFile TypeFile Size
CAD 3-D / CAD 3-DALLSTP2003 KB
CAD Portal / CAD PortalALLLINK---
CAE
CAE EPLAN Data Portal / CAE EPLAN Data PortalALLLINK---
EPLAN macro EDZ / EPLAN Makro EDZALLEDZ64 KB

Approvals: NBB20-U4-E2-C

Language Selection:
CertificatesCertificate No.LanguageFile TypeFile Size
Canada USA UL Ordinary LocationUL-CA-2119599-1 / UL-US-2123898-1ALLPDF547 KB
China Information on CCCCCC-Exempt Declaration (Pepperl+Fuchs)ALLPDF457 KB

Associated Products: NBB20-U4-E2-C

Accessories

Mounting aid for VariKont, +U1+ and +U9* fa
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! 

 

 

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