Serviceline Industrial Sensors
Serviceline Explosion Protection

Inductive sensor NCN3-F25-N4-V1

  • Direct mounting on standard actuators
  • EC-Type Examination Certificate TÜV99 ATEX 1479X

Download the complete datasheet as a PDF:

Datasheet excerpt: Technical data of NCN3-F25-N4-V1

General specifications
Switching element functionDC Dual NC
Rated operating distance3 mm
Installationflush mountable
Output polarityNAMUR
Assured operating distance0 ... 2.43 mm
Actual operating distance2.7 ... 3.3 mm typ.
Reduction factor rAl 0.5
Reduction factor rCu 0.4
Reduction factor r304 1
Reduction factor rSt37 1.1
Reduction factor rBrass 0.63
Nominal ratings
Nominal voltage8.2 V (Ri approx. 1 kΩ)
Switching frequency0 ... 1500 Hz
Hysteresistyp. 5 %
Reverse polarity protectionreverse polarity protected
Short-circuit protectionyes
Suitable for 2:1 technologyyes , Reverse polarity protection diode not required
Current consumption
Measuring plate not detected≥ 3 mA
Measuring plate detected≤ 1 mA
Switching state indicatorLED, yellow
Functional safety related parameters
MTTFd2070 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Compliance with standards and directives
Standard conformity
NAMUREN 60947-5-6:2000
IEC 60947-5-6:1999
Electromagnetic compatibilityNE 21:2007
Approvals and certificates
FM approval
Control drawing116-0165
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 ... 100 °C (-13 ... 212 °F)
Storage temperature-40 ... 100 °C (-40 ... 212 °F)
Mechanical specifications
Connection typeConnector M12 x 1 , 4-pin
Housing materialPBT
Sensing facePBT
Degree of protectionIP67
Tightening torque, fastening screwsM5 x 25 : 2.7 Nm
NoteMounted on mechanical drive
General information
Use in the hazardous areasee instruction manuals
Category1G; 2G; 3G; 3D


CADFile TypeFile Size
3-D-Modell im IGS-Format / 3-D model in IGS formatIGS676 KB
3-D-Modell im STP-Format / 3-D model in STP formatSTP322 KB

Approvals+Certificates: NCN3-F25-N4-V1

CertificatesCertificate No.File TypeFile Size
EU TUV Nord ATEX ia 2G, 1G s. certificateTÜV 99 ATEX 1479 XPDF7119 KB
US CA UL General PurposeE87056LINK---
Europe Pepperl+Fuchs 94/9/EC - 2004/108/EC Declaration of ConformityPF 08 CERT 1263PDF370 KB
Europe Pepperl+Fuchs Certificate ATEX Category 3PF13CERT2895XPDF1101 KB
US CA CSA1007121 (LR96321-2)PDF101 KB
Control drawings
Control Drawing FM / Control Drawing FM   PDF686 KB

Associated Products: NCN3-F25-N4-V1

V1-G-N4-5M-PURCable connector, NAMUR