Serviceline Industrial Sensors
Serviceline Explosion Protection

Inductive sensor NJ20P+U1+A2

NJ20P+U1+A2
  • Only for non-ferrous metals
  • 20 mm non-flush
  • 4-wire DC

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, also apply to Pepperl+Fuchs AG.

Download the complete datasheet as a PDF:


Datasheet excerpt: Technical data of  NJ20P+U1+A2

General specifications
Switching functioncomplementary
Output typePNP
Rated operating distance20 mm
Installationnon-flush
Output polarityDC
Assured operating distance1 ... 16.2 mm
Reduction factor rAl 1
Reduction factor rCu 1
Reduction factor rSt37 0
Reduction factor rBrass 1 (Minimum distance: 2 mm)
Nominal ratings
Operating voltage10 ... 30 V
Switching frequency0 ... 200 Hz
Hysteresis1 ... 10 typ. 5 %
Reverse polarity protectionreverse polarity protected
Short-circuit protectionpulsing
Voltage drop≤ 3 V
Operating current0 ... 200 mA
No-load supply current≤ 20 mA
Operating voltage indicatorLED, green
Switching state indicatorLED, yellow
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)
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 ferrule 0.5 mm2 , with connector sleeves 0.34 mm2
Maximum core cross-sectionwithout wire end ferrule 2.5 mm2 , with connector sleeves 1.5 mm2
Housing materialPBT
Sensing facePBT
Degree of protectionIP68

Approvals+Certificates: NJ20P+U1+A2

CertificatesCertificate No.File TypeFile Size
Canada USA CSA Ordinary Location1007121PDF99 KB
Canada USA UL Ordinary Location20170306-E87056PDF407 KB

Associated Products: NJ20P+U1+A2

Accessories
Modular mounting bracket fa