Serviceline Industrial Sensors
Serviceline Explosion Protection

Inductive slot sensor SJ3,5-N-K37

SJ3,5-N-K37
  • Comfort series


NAMUR sensors must be operated with approved switch amplifiers. Please find suitable devices below:

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  SJ3,5-N-K37

General specifications
Switching functionNormally closed (NC)
Output typeNAMUR
Slot width3.5 mm
Depth of immersion (lateral)5 ... 7 typ. 6 mm
Output type2-wire
Nominal ratings
Nominal voltage8 V
Operating voltage5 ... 25 V
Switching frequency0 ... 3000 Hz
Hysteresis0.41 ... 0.6 mm
Current consumption
Measuring plate not detected≥ 3 mA at nominal voltage
Measuring plate detected≤ 1 mA at nominal voltage
Functional safety related parameters
MTTFd5270 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
StandardsEN 60947-5-2:2007
EN 60947-5-2/A1:2012
IEC 60947-5-2:2007
IEC 60947-5-2 AMD 1:2012
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 ... 100 °C (-13 ... 212 °F)
Mechanical specifications
Connection typeflexible leads LiY , 500 mm
Core cross-section0.14 mm2
Housing materialPBT/PPS
Degree of protectionIP67
Equipment protection level Gb
CE marking[*PD-Z02585A*]
ATEX markingEx-Hexagon II 2G Ex ia IIC T6…T1 Gb
The Ex-related marking can also be printed on the enclosed label.
StandardsEN 60079-0:2012+A11:2013, EN 60079-11:2012
Ignition protection "Intrinsic safety"
Use is restricted to the following stated conditions
Appropriate typeSJ3,5-...-N...
Effective internal capacitancemax. 50 nF ; a cable length of 10 m is considered.
Effective internal inductancemax. 250 µH ; a cable length of 10 m is considered.
Maximum permissible ambient temperatureDetails of the correlation between the type of circuit connected, the maximum permissible ambient temperature, the temperature class, and the effective internal reactance values can be found on the EU-type examination certificate.
Equipment protection level Da
CE marking[*PD-Z02585A*]
ATEX markingEx-Hexagon II 1D Ex ia IIIC T135°C Da
The Ex-related marking can also be printed on the enclosed label.
StandardsEN 60079-0:2012+A11:2013, EN 60079-11:2012
Ignition protection "Intrinsic safety"
Use is restricted to the following stated conditions
Appropriate typeSJ3,5-...-N...
Effective internal capacitancemax. 50 µF
A cable length of 10 m is considered.
Effective internal inductancemax. 250 µH
A cable length of 10 m is considered.
General information
Use in the hazardous areasee instruction manuals
Category2G

Documents: SJ3,5-N-K37

Instruction manualsLanguageFile TypeFile Size
Instruction manualENGPDF55 KB
Manuel d'instructionsFRAPDF56 KB
BetriebsanleitungGERPDF57 KB
Manuale di istruzioniITAPDF53 KB
Manual de instruccionesSPAPDF55 KB

Approvals+Certificates: SJ3,5-N-K37

Statements of complianceCertificate No.File TypeFile Size
EU-Declaration of conformity / EU-KonformitätserklärungDOC-1331PDF135 KB
Certificates
Canada USA CSA Ordinary Location1007121PDF99 KB
Canada USA UL Ordinary Location20170306-E87056PDF407 KB
EU PTB ATEX ia 2G, 1G, 1D s. certificatePTB 99 ATEX 2219 XPDF8732 KB
Worldwide PTB IECEx iaIECEx PTB 11.0091XLINK---