Serviceline Information


  • 40 mm non-flush
  • A/B slave with extended addressing possibility for up to 62 slaves
  • Adjustable sensor head
  • NO/NC programmable
  • Oscillator monitoring
  • On/Off delay (disconnectable)

Datasheet as PDF in following languages:


Technical Data: NBN40-U1-B3B

General specifications
Switching element functionNO/NC programmable
Rated operating distance40 mm
Installationnon-flush
Output polarityAS-Interface
Assured operating distance0 ... 32.4 mm
Reduction factor rAl 0.5
Reduction factor rCu 0.45
Reduction factor r304 0.85
Slave typeA/B slave
AS-Interface specificationV3.0
Required master specification≥ V2.1
Nominal ratings
Operating voltage26.5 ... 31.9 V via AS-i bus system
Switching frequency0 ... 150 Hz
Hysteresis1 ... 15 typ. 5 %
Reverse polarity protectionreverse polarity protected
No-load supply current≤ 25 mA
Operating voltage displayLED, green
Switching state indicationLED, yellow
Fault indicationLED, red
Functional safety related parameters
MTTFd1330 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Approvals and certificates
UL approvalcULus Listed, General Purpose
CSA approvalcCSAus Listed, General Purpose
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
Core cross-section≤ 2.5 mm2
Housing materialPA/metal with epoxy powder coating
Sensing facePBT
Housing diameter
Protection degreeIP68 / IP69K

Documents: NBN40-U1-B3B

Technical informationLanguageFile TypeFile Size
Installation conditionsENGPDF209 KB
EinbaubedingungenGERPDF203 KB

CAD+CAE: NBN40-U1-B3B

CADFile TypeFile Size
3D Modell/3D modelIGS2629 KB
3D Modell/3D modelSTP2003 KB

Approvals+Certificates: NBN40-U1-B3B

CertificatesCertificate No.File TypeFile Size
US CA UL General PurposeE87056LINK---
Europe Pepperl+Fuchs 2004/108/EC (EMC) Declaration of ConformityPF 08 CERT 1262PDF357 KB
US CA CSA1007121 (LR96321-2)PDF101 KB

Associated Products: NBN40-U1-B3B

AccessoriesName
V1-M20-80Receptacles
MHW 01Mounting aid