NCN3-F31K-N4 PEPPERL+FUCHS - Part number: 70133033

Datasheet excerpt: Technical data of  NCN3-F31K-N4 General specifications Switching function2 x normally closed (NC) Output typeNAMUR Rated operating distance3 mm Installationflush mountable Assured operating distance0 ... 2.4 mm Actual operating distance2.7 ... 3.3 mm typ. Actuating elementStainless steel 1.4305 / AISI 303 8.5 mm x 8.5 mm x 0.5 mm Reduction factor rAl 0.5 Reduction factor rCu 0.4 Reduction factor r304 1 Reduction factor rSt37 1.3 Reduction factor rBrass 0.6 Output type2-wire Nominal ratings Nominal voltage8.2 V (Ri 1 kΩ) Switching frequency0 ... 3 kHz 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 Time delay before availability≤ 1.1 ms Switching state indicatorLED, yellow Functional safety related parameters Safety Integrity Level (SIL)SIL 2 MTTFd1470 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 IECEx approval Equipment protection level GaIECEx TUN 17.0021X Equipment protection level GbIECEx TUN 17.0021X Equipment protection level DaIECEx TUN 17.0021X Equipment protection level MbIECEx TUN 17.0021X ATEX approval Equipment protection level GaTÜV 99 ATEX 1479 X Equipment protection level GbTÜV 99 ATEX 1479 X Equipment protection level DaTÜV 99 ATEX 1479 X EAC conformityTR CU 012/2011 UL approvalcULus Listed, General Purpose Ordinary LocationE87056 Hazardous LocationE501628 Control drawing116-0456 CCC approval Hazardous Location2020322315002262 NEPSI approval NEPSI certificateGYJ19.1410X Ambient conditions Ambient temperature-25 ... 100 °C (-13 ... 212 °F) Storage temperature-40 ... 100 °C (-40 ... 212 °F) Mechanical specifications Connection (system side)Cage tension spring terminals Stripped length 7 mm M20 x 1.5 cable gland usable thread length 11.5 mm screw-in depth max. 11.5 mm Core cross section (system side)Flexible: 0.2 ... 1.5 mm2rigid: 0.2 ... 2.5 mm2 Housing materialPBT Sensing facePBT Degree of protectionIP67 Tightening torque, housing screws1 Nm Tightening torque, cable glandM20 x 1.5 ; max. 7 Nm General information Use in the hazardous areasee instruction manuals Classifications SystemClasscode ECLASS 11.027272401 ECLASS 10.0.127272401 ECLASS 9.027272401 ECLASS 8.027272401 ECLASS 5.127272401 ETIM 8.0EC002714 ETIM 7.0EC002714 ETIM 6.0EC002714 ETIM 5.0EC002714 Datasheet excerpt: Technical data of  NCN3-F31K-N4 General specifications Switching function2 x normally closed (NC) Output typeNAMUR Rated operating distance3 mm Installationflush mountable Assured operating distance0 ... 2.4 mm Actual operating distance2.7 ... 3.3 mm typ. Actuating elementStainless steel 1.4305 / AISI 303 8.5 mm x 8.5 mm x 0.5 mm Reduction factor rAl 0.5 Reduction factor rCu 0.4 Reduction factor r304 1 Reduction factor rSt37 1.3 Reduction factor rBrass 0.6 Output type2-wire Nominal ratings Nominal voltage8.2 V (Ri 1 kΩ) Switching frequency0 ... 3 kHz 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 Time delay before availability≤ 1.1 ms Switching state indicatorLED, yellow Functional safety related parameters Safety Integrity Level (SIL)SIL 2 MTTFd1470 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 IECEx approval Equipment protection level GaIECEx TUN 17.0021X Equipment protection level GbIECEx TUN 17.0021X Equipment protection level DaIECEx TUN 17.0021X Equipment protection level MbIECEx TUN 17.0021X ATEX approval Equipment protection level GaTÜV 99 ATEX 1479 X Equipment protection level GbTÜV 99 ATEX 1479 X Equipment protection level DaTÜV 99 ATEX 1479 X EAC conformityTR CU 012/2011 UL approvalcULus Listed, General Purpose Ordinary LocationE87056 Hazardous LocationE501628 Control drawing116-0456 CCC approval Hazardous Location2020322315002262 NEPSI approval NEPSI certificateGYJ19.1410X Ambient conditions Ambient temperature-25 ... 100 °C (-13 ... 212 °F) Storage temperature-40 ... 100 °C (-40 ... 212 °F) Mechanical specifications Connection (system side)Cage tension spring terminals Stripped length 7 mm M20 x 1.5 cable gland usable thread length 11.5 mm screw-in depth max. 11.5 mm Core cross section (system side)Flexible: 0.2 ... 1.5 mm2rigid: 0.2 ... 2.5 mm2 Housing materialPBT Sensing facePBT Degree of protectionIP67 Tightening torque, housing screws1 Nm Tightening torque, cable glandM20 x 1.5 ; max. 7 Nm General information Use in the hazardous areasee instruction manuals Classifications SystemClasscode ECLASS 11.027272401 ECLASS 10.0.127272401 ECLASS 9.027272401 ECLASS 8.027272401 ECLASS 5.127272401 ETIM 8.0EC002714 ETIM 7.0EC002714 ETIM 6.0EC002714 ETIM 5.0EC002714