NCN3-F31K2M-N4-B23-S PEPPERL+FUCHS - Part number: 70131295-0002

Datasheet excerpt: Technical data of  NCN3-F31K2M-N4-B23-S General specifications Switching function2 x normally closed (NC) Output typeNAMUR Rated operating distance3 mm Installationflush mountable Assured operating distance0 ... 2.4 mm For assured operating distance sar see Manual Functional Safety. 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 0.4 Reduction factor rCu 0.4 Reduction factor r304 0.7 Reduction factor rSt37 1 Reduction factor rBrass 0.5 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 ms Functional safety related parameters Safety Integrity Level (SIL)SIL 2 MTTFd1730 a Mission Time (TM)20 a Diagnostic Coverage (DC)0 % Valve circuit Voltagemax. 32 V DC Currentmax. 240 mA Short-circuit protectionno Reverse polarity protectionyes, with reversed output LED is out of function, therfore more power for solenoid valve Compliance with standards and directives Standard conformity NAMUREN 60947-5-6:2000 IEC 60947-5-6:1999 Electromagnetic compatibilityNE 21:2007 StandardsEN IEC 60947-5-2:2020 IEC 60947-5-2:2019 Approvals and certificates IECEx approval Equipment protection level GaIECEx TUR 17.0055X Equipment protection level GbIECEx TUR 17.0055X Equipment protection level GcIECEx TUR 20.0062X Equipment protection level DaIECEx TUR 17.0055X Equipment protection level DcIECEx TUR 20.0068X ATEX approval Equipment protection level GaTÜV 17 ATEX 8125 X Equipment protection level GbTÜV 17 ATEX 8125 X Equipment protection level GcTÜV 20 ATEX 8592 X Equipment protection level DaTÜV 17 ATEX 8125 X Equipment protection level DcTÜV 20 ATEX 8598 X UL approvalcULus Listed, General Purpose, Class 2 Power Source Ordinary LocationE87056 Hazardous LocationE501628 Control drawing116-0455 CCC approval Hazardous Location2020322315002305 NEPSI approval NEPSI certificateGYJ18.1172X Ambient conditions Ambient temperature-40 ... 100 °C (-40 ... 212 °F) Storage temperature-40 ... 100 °C (-40 ... 212 °F) Mechanical specifications Connection typescrew terminals Connection (system side)Screw terminals, tightening torque min. 0.5 Nm Stripped length 7 mm , 1/2" NPT cable gland , usable thread length 13.5 mm , screw-in depth max. 13.5 mm Core cross section (system side)rigid: 0.14 ... 2.5 mm2 flexible: 0.14 ... 1.5 mm2 flexible with core-end sleeve: 0.25 ... 1.5 mm2 Connection (valve side)like connection (system side) Core cross section (valve side)like core cross section (system side) Housing materialPC (glass-fiber-reinforced Makrolon) Housing basepowder coated aluminum Degree of protectionIP66 / IP68 / IP69 Tightening torque, fastening screws4 Nm ... 5 Nm Tightening torque, housing screws1.5 Nm Tightening torque of cover srews1.5 Nm Tightening torque, earthing screw1.5 Nm Tightening torque, cable glandRefer to NEC (National Electrical Code), hand-tight then wrench tightened (max. 3 turns) Tightening torque, stopping plug2 Nm General information Use in the hazardous areasee instruction manuals Classifications SystemClasscode ECLASS 11.027220501 ECLASS 10.0.127220501 ECLASS 9.027220501 ECLASS 8.027220501 ECLASS 5.127220501 ETIM 8.0EC002714 ETIM 7.0EC002714 ETIM 6.0EC002714 ETIM 5.0EC002714 UNSPSC 12.139121550 Datasheet excerpt: Technical data of  NCN3-F31K2M-N4-B23-S General specifications Switching function2 x normally closed (NC) Output typeNAMUR Rated operating distance3 mm Installationflush mountable Assured operating distance0 ... 2.4 mm For assured operating distance sar see Manual Functional Safety. 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 0.4 Reduction factor rCu 0.4 Reduction factor r304 0.7 Reduction factor rSt37 1 Reduction factor rBrass 0.5 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 ms Functional safety related parameters Safety Integrity Level (SIL)SIL 2 MTTFd1730 a Mission Time (TM)20 a Diagnostic Coverage (DC)0 % Valve circuit Voltagemax. 32 V DC Currentmax. 240 mA Short-circuit protectionno Reverse polarity protectionyes, with reversed output LED is out of function, therfore more power for solenoid valve Compliance with standards and directives Standard conformity NAMUREN 60947-5-6:2000 IEC 60947-5-6:1999 Electromagnetic compatibilityNE 21:2007 StandardsEN IEC 60947-5-2:2020 IEC 60947-5-2:2019 Approvals and certificates IECEx approval Equipment protection level GaIECEx TUR 17.0055X Equipment protection level GbIECEx TUR 17.0055X Equipment protection level GcIECEx TUR 20.0062X Equipment protection level DaIECEx TUR 17.0055X Equipment protection level DcIECEx TUR 20.0068X ATEX approval Equipment protection level GaTÜV 17 ATEX 8125 X Equipment protection level GbTÜV 17 ATEX 8125 X Equipment protection level GcTÜV 20 ATEX 8592 X Equipment protection level DaTÜV 17 ATEX 8125 X Equipment protection level DcTÜV 20 ATEX 8598 X UL approvalcULus Listed, General Purpose, Class 2 Power Source Ordinary LocationE87056 Hazardous LocationE501628 Control drawing116-0455 CCC approval Hazardous Location2020322315002305 NEPSI approval NEPSI certificateGYJ18.1172X Ambient conditions Ambient temperature-40 ... 100 °C (-40 ... 212 °F) Storage temperature-40 ... 100 °C (-40 ... 212 °F) Mechanical specifications Connection typescrew terminals Connection (system side)Screw terminals, tightening torque min. 0.5 Nm Stripped length 7 mm , 1/2" NPT cable gland , usable thread length 13.5 mm , screw-in depth max. 13.5 mm Core cross section (system side)rigid: 0.14 ... 2.5 mm2 flexible: 0.14 ... 1.5 mm2 flexible with core-end sleeve: 0.25 ... 1.5 mm2 Connection (valve side)like connection (system side) Core cross section (valve side)like core cross section (system side) Housing materialPC (glass-fiber-reinforced Makrolon) Housing basepowder coated aluminum Degree of protectionIP66 / IP68 / IP69 Tightening torque, fastening screws4 Nm ... 5 Nm Tightening torque, housing screws1.5 Nm Tightening torque of cover srews1.5 Nm Tightening torque, earthing screw1.5 Nm Tightening torque, cable glandRefer to NEC (National Electrical Code), hand-tight then wrench tightened (max. 3 turns) Tightening torque, stopping plug2 Nm General information Use in the hazardous areasee instruction manuals Classifications SystemClasscode ECLASS 11.027220501 ECLASS 10.0.127220501 ECLASS 9.027220501 ECLASS 8.027220501 ECLASS 5.127220501 ETIM 8.0EC002714 ETIM 7.0EC002714 ETIM 6.0EC002714 ETIM 5.0EC002714 UNSPSC 12.139121550