Serviceline Industrial Sensors
Serviceline Explosion Protection

Inductive slot sensor SC3,5-N0-BU

SC3,5-N0-BU
  • Comfort series
  • Usable up to SIL 2 acc. to IEC 61508


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  SC3,5-N0-BU

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 voltage8.2 V (Ri approx. 1 kΩ)
Operating voltage5 ... 25 V
Switching frequency0 ... 3000 Hz
Hysteresis0.21 ... 0.4 mm
Suitable for 2:1 technologyyes , Reverse polarity protection diode not required
Current consumption
Measuring plate not detected≥ 3 mA at nominal voltage
Measuring plate detected≤ 1 mA at nominal voltage
Switching state indicatorLED, yellow
Functional safety related parameters
Safety Integrity Level (SIL)SIL 2
MTTFd4968 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
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
Ordinary LocationE87056
Hazardous LocationE501628
Control drawing116-0453
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
Degree of protectionIP67
Data for application in connection with hazardous areas
Equipment protection levelGa , Gb , Gc (ic) , Da , Mb
Equipment protection level Ga
Type of protectionintrinsic safety
CE marking[*PD-Z02585A*]
Certificates
Appropriate typeSC3,5...-N0...
ATEX certificatePTB 99 ATEX 2219 X
ATEX markingEx-Hexagon II 1G Ex ia IIC T6...T1 Ga
StandardsEN 60079-0:2012+A11:2013 , EN 60079-11:2012
IECEx certificateIECEx PTB 11.0091X
IECEx markingEx ia IIC T6...T1 Ga
StandardsIEC 60079-0:2011 , IEC 60079-11:2011
Effective internal capacitancemax. 150 nF
A cable length of 10 m is considered.
Effective internal inductancemax. 150 µH
A cable length of 10 m is considered.
Maximum permissible ambient temperatureAlso observe the maximum permissible ambient temperature stated in the general technical data.
Keep to the lower of the two values.
for ATEXat Ui = 16 V , Ii = 25 mA , Pi = 34 mW ,
T6 : 56 °C (132.8 °F)
T5 : 68 °C (154.4 °F)
T4 : 96 °C (204.8 °F)
T3 : 96 °C (204.8 °F)
T2 : 96 °C (204.8 °F)
T1 : 96 °C (204.8 °F)
at Ui = 16 V , Ii = 25 mA , Pi = 64 mW ,
T6 : 49 °C (120.2 °F)
T5 : 61 °C (141.8 °F)
T4 : 89 °C (192.2 °F)
T3 : 89 °C (192.2 °F)
T2 : 89 °C (192.2 °F)
T1 : 89 °C (192.2 °F)
at Ui = 16 V , Ii = 52 mA , Pi = 169 mW ,
T6 : 28 °C (82.4 °F)
T5 : 40 °C (104 °F)
T4 : 68 °C (154.4 °F)
T3 : 68 °C (154.4 °F)
T2 : 68 °C (154.4 °F)
T1 : 68 °C (154.4 °F)
at Ui = 16 V , Ii = 76 mA , Pi = 242 mW ,
T6 : 13 °C (55.4 °F)
T5 : 25 °C (77 °F)
T4 : 53 °C (127.4 °F)
T3 : 53 °C (127.4 °F)
T2 : 53 °C (127.4 °F)
T1 : 53 °C (127.4 °F)
for IECExat Ui = 16 V , Ii = 25 mA , Pi = 34 mW ,
T6 : 73 °C (163.4 °F)
T5 : 88 °C (190.4 °F)
T4 : 100 °C (212 °F)
T3 : 100 °C (212 °F)
T2 : 100 °C (212 °F)
T1 : 100 °C (212 °F)
at Ui = 16 V , Ii = 25 mA , Pi = 64 mW ,
T6 : 66 °C (150.8 °F)
T5 : 81 °C (177.8 °F)
T4 : 100 °C (212 °F)
T3 : 100 °C (212 °F)
T2 : 100 °C (212 °F)
T1 : 100 °C (212 °F)
at Ui = 16 V , Ii = 52 mA , Pi = 169 mW ,
T6 : 45 °C (113 °F)
T5 : 60 °C (140 °F)
T4 : 89 °C (192.2 °F)
T3 : 89 °C (192.2 °F)
T2 : 89 °C (192.2 °F)
T1 : 89 °C (192.2 °F)
at Ui = 16 V , Ii = 76 mA , Pi = 242 mW ,
T6 : 30 °C (86 °F)
T5 : 45 °C (113 °F)
T4 : 74 °C (165.2 °F)
T3 : 74 °C (165.2 °F)
T2 : 74 °C (165.2 °F)
T1 : 74 °C (165.2 °F)
Equipment protection level Gb
Type of protectionintrinsic safety
CE marking[*PD-Z02585A*]
Certificates
Appropriate typeSC3,5...-N0...
ATEX certificatePTB 99 ATEX 2219 X
ATEX markingEx-Hexagon II 1G Ex ia IIC T6…T1 Ga
StandardsEN 60079-0:2012+A11:2013 , EN 60079-11:2012
IECEx certificateIECEx PTB 11.0091X
IECEx markingEx ia IIC T6...T1 Ga
StandardsIEC 60079-0:2011 , IEC 60079-11:2011
Effective internal capacitancemax. 150 nF
A cable length of 10 m is considered.
Effective internal inductancemax. 150 µH
A cable length of 10 m is considered.
Maximum permissible ambient temperatureAlso observe the maximum permissible ambient temperature stated in the general technical data.
Keep to the lower of the two values.
at Ui = 16 V , Ii = 25 mA , Pi = 34 mW ,
T6 : 73 °C (163.4 °F)
T5 : 88 °C (190.4 °F)
T4 : 100 °C (212 °F)
T3 : 100 °C (212 °F)
T2 : 100 °C (212 °F)
T1 : 100 °C (212 °F)
at Ui = 16 V , Ii = 25 mA , Pi = 64 mW ,
T6 : 66 °C (150.8 °F)
T5 : 81 °C (177.8 °F)
T4 : 100 °C (212 °F)
T3 : 100 °C (212 °F)
T2 : 100 °C (212 °F)
T1 : 100 °C (212 °F)
at Ui = 16 V , Ii = 52 mA , Pi = 169 mW ,
T6 : 45 °C (113 °F)
T5 : 60 °C (140 °F)
T4 : 89 °C (192.2 °F)
T3 : 89 °C (192.2 °F)
T2 : 89 °C (192.2 °F)
T1 : 89 °C (192.2 °F)
at Ui = 16 V , Ii = 76 mA , Pi = 242 mW ,
T6 : 30 °C (86 °F)
T5 : 45 °C (113 °F)
T4 : 74 °C (165.2 °F)
T3 : 74 °C (165.2 °F)
T2 : 74 °C (165.2 °F)
T1 : 74 °C (165.2 °F)
Equipment protection level Gc (ic)
Type of protectionintrinsic safety
CE marking[*PD-Z02586A*]
Certificates
ATEX certificatePF13CERT2895 X
ATEX markingEx-Hexagon II 3G Ex ic IIC T6…T1 Gc
StandardsEN 60079-0:2012+A11:2013 , EN 60079-11:2012
Effective internal capacitancemax. 150 nF
A cable length of 10 m is considered.
Effective internal inductancemax. 150 µH
A cable length of 10 m is considered.
Maximum permissible ambient temperatureAlso observe the maximum permissible ambient temperature stated in the general technical data.
Keep to the lower of the two values.
at Ui = 20 V , Ii = 25 mA , Pi = 34 mW ,
T6 : 66 °C (150.8 °F)
T5 : 81 °C (177.8 °F)
T4 : 100 °C (212 °F)
T3 : 100 °C (212 °F)
T2 : 100 °C (212 °F)
T1 : 100 °C (212 °F)
at Ui = 20 V , Ii = 25 mA , Pi = 64 mW ,
T6 : 66 °C (150.8 °F)
T5 : 81 °C (177.8 °F)
T4 : 100 °C (212 °F)
T3 : 100 °C (212 °F)
T2 : 100 °C (212 °F)
T1 : 100 °C (212 °F)
at Ui = 20 V , Ii = 52 mA , Pi = 169 mW ,
T6 : 45 °C (113 °F)
T5 : 60 °C (140 °F)
T4 : 89 °C (192.2 °F)
T3 : 89 °C (192.2 °F)
T2 : 89 °C (192.2 °F)
T1 : 89 °C (192.2 °F)
at Ui = 20 V , Ii = 76 mA , Pi = 242 mW ,
T6 : 30 °C (86 °F)
T5 : 45 °C (113 °F)
T4 : 74 °C (165.2 °F)
T3 : 74 °C (165.2 °F)
T2 : 74 °C (165.2 °F)
T1 : 74 °C (165.2 °F)
Equipment protection level Da
Type of protectionintrinsic safety
CE marking[*PD-Z02585A*]
Certificates
Appropriate typeSC3,5...-N0...
ATEX certificatePTB 99 ATEX 2219 X
ATEX markingEx-Hexagon II 1D Ex ia IIIC T135°C Da
StandardsEN 60079-0:2012+A11:2013 , EN 60079-11:2012
IECEx certificateIECEx PTB 11.0091X
IECEx markingEx ia IIIC T135°C Da
StandardsIEC 60079-0:2011 , IEC 60079-11:2011
Effective internal capacitancemax. 150 nF
A cable length of 10 m is considered.
Effective internal inductancemax. 150 µH
A cable length of 10 m is considered.
Maximum permissible ambient temperatureAlso observe the maximum permissible ambient temperature stated in the general technical data.
Keep to the lower of the two values.
at Ui = 16 V , Ii = 25 mA , Pi = 34 mW : 100 °C (212 °F)
at Ui = 16 V , Ii = 25 mA , Pi = 64 mW : 100 °C (212 °F)
at Ui = 16 V , Ii = 52 mA , Pi = 169 mW : 89 °C (192.2 °F)
at Ui = 16 V , Ii = 76 mA , Pi = 242 mW : 74 °C (165.2 °F)
Equipment protection level Mb
Type of protectionintrinsic safety
Certificates
Appropriate typeSC3,5...-N0...
IECEx certificateIECEx PTB 11.0091X
IECEx markingEx ia I Mb
StandardsIEC 60079-0:2011 , IEC 60079-11:2011
Effective internal capacitancemax. 150 nF
A cable length of 10 m is considered.
Effective internal inductancemax. 150 µH
A cable length of 10 m is considered.
Maximum permissible ambient temperatureAlso observe the maximum permissible ambient temperature stated in the general technical data.
Keep to the lower of the two values.
at Ui = 16 V , Ii = 25 mA , Pi = 34 mW : 100 °C (212 °F)
at Ui = 16 V , Ii = 25 mA , Pi = 64 mW : 100 °C (212 °F)
at Ui = 16 V , Ii = 52 mA , Pi = 169 mW : 89 °C (192.2 °F)
at Ui = 16 V , Ii = 76 mA , Pi = 242 mW : 74 °C (165.2 °F)
General information
Use in the hazardous areasee instruction manuals

Documents: SC3,5-N0-BU

Instruction manualsLanguageFile TypeFile Size
ИнструкцииBULPDF142 KB
Návod k poużitíCZEPDF135 KB
Instruktions manualDANPDF134 KB
Instruction manualENGPDF141 KB
KasutusjuhendESTPDF130 KB
KäyttöohjeFINPDF130 KB
Manuel d'instructionsFRAPDF138 KB
BetriebsanleitungGERPDF141 KB
Οδηγίες χρήσηςGREPDF145 KB
HandleidingHOLPDF135 KB
Instruction manual / BetriebsanleitungHRVPDF133 KB
Használati útmutatóHUNPDF138 KB
Manuale di istruzioniITAPDF135 KB
Lietošanas pamācībaLAVPDF134 KB
Instrukciju vadovasLITPDF135 KB
Instrukcja obsługiPOLPDF138 KB
Manual de instruçõesPORPDF136 KB
Manual de utilizareRONPDF136 KB
Návod na poużitieSLKPDF135 KB
Navodila za uporaboSLVPDF133 KB
Manual de instruccionesSPAPDF136 KB
ManualSWEPDF133 KB

Approvals+Certificates: SC3,5-N0-BU

Statements of complianceCertificate No.File TypeFile Size
EU-Declaration of conformity / EU-KonformitätserklärungDOC-1290BPDF385 KB
Certificates
Canada USA CSA Ordinary Location1007121PDF99 KB
Canada USA UL Hazardous LocationE501628:1:3PDF405 KB
Canada USA UL Ordinary Location20170306-E87056PDF407 KB
China NEPSIGYJ16.1391XPDF3204 KB
EU PTB ATEX ia 2G, 1G, 1D s. certificatePTB 99 ATEX 2219 XPDF8732 KB
Europe Pepperl+Fuchs Certificate ATEX Category 3PF13CERT2895XPDF1101 KB
Pepperl+Fuchs Declaration of Conformity Functional SafetyPF12CERT2461PDF1420 KB
Worldwide PTB IECEx iaIECEx PTB 11.0091XLINK---
Control drawings
Control drawing UL / Control drawing UL   PDF168 KB