Pepperl Fuchs NCN3-F31K2-N4-B33-S – Inductive sensor. Extended temperature range
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Quick facts
| Availability | Confirmed on request |
| Category | Inductive Sensors |
| Lifecycle | Active |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
When can NCN3-F31K2-N4-B33-S be shipped?
NCN3-F31K2-N4-B33-S is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
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Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
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Yes — mention it when you request a quote for NCN3-F31K2-N4-B33-S and we'll include express shipping options in our reply.
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For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for NCN3-F31K2-N4-B33-S, subject to availability and destination.
Inductive sensor. Extended temperature range, Valve position detection, Solenoid valve output, Suitable for 2:1 technology, Switching function: 2 x normally closed (NC), Output type: NAMUR, Installation: flush mountable, Output type: 2-wire, Construction type: Dual sensor, Series: Dual sensor, Suitable for 2:1 technology, Safety Integrity Level (SIL): SIL 2, Type of voltage: DC, Equipment protection level Ga: IECEx TUR 17.0055X, Equipment protection level Gb: IECEx TUR 17.0055X. Switching function: 2 x normally closed (NC). Output type: NAMUR. Rated operating distance: 3 mm. Installation: flush mountable. Assured operating distance: 0 ... 2.4 mm For assured operating distance sar see Manual Functional Safety.. Actual operating distance: 2.7 ... 3.3 mm typ.. Actuating element: Stainless 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 type: 2-wire. Nominal voltage: 8.2 V (Ri approx. 1 kΩ). Switching frequency: 0 ... 3 kHz. Hysteresis: typ. 5 %. Reverse polarity protection: reverse polarity protected. Short-circuit protection: yes. Suitable for 2:1 technology: yes , Reverse polarity protection diode not required. Current consumption: . Measuring plate not detected≥ 3 mAMeasuring plate detected≤ 1 mA: . Measuring plate not detected: ≥ 3 mA. Measuring plate detected: ≤ 1 mA. Time delay before availability: ≤ 1.1 ms. Switching state indicator: LED, yellow. Valve status indicator: LED, yellow. Safety Integrity Level (SIL): SIL 2. MTTFd: 1730 a. Mission Time (TM): 20 a. Diagnostic Coverage (DC): 0 %. Voltage: max. 32 V DC. Current: max. 240 mA. Short-circuit protection: no. Reverse polarity protection: yes, with reversed output LED is out of function, therfore more power for solenoid valve. Standard conformity: . NAMUREN 60947-5-6:2000 IEC 60947-5-6:1999Electromagnetic compatibilityNE 21:2007StandardsEN IEC 60947-5-2: . NAMUR: EN 60947-5-6:2000 IEC 60947-5-6:1999. Electromagnetic compatibility: NE 21:2007. Standards: EN IEC 60947-5-2. IECEx approval: . Equipment protection level GaIECEx TUR 17.0055XEquipment protection level GbIECEx TUR 17.0055XEquipment protection level MbIECEx TUR 17.0055X: . Equipment protection level Ga: IECEx TUR 17.0055X. Equipment protection level Gb: IECEx TUR 17.0055X. Equipment protection level Mb: IECEx TUR 17.0055X. ATEX approval: . Equipment protection level GaTÜV 17 ATEX 8125 XEquipment protection level GbTÜV 17 ATEX 8125 XEquipment protection level Gc (ic)PF13CERT2895 X: . Equipment protection level Ga: TÜV 17 ATEX 8125 X. Equipment protection level Gb: TÜV 17 ATEX 8125 X. Equipment protection level Gc (ic): PF13CERT2895 X. UL approval: cULus Listed Load Type: General Purpose Circuitry: Class 2 Power Source Enclosure Type Rating: Type 1 Supply/Switching Voltage: 30 V DC. Ordinary LocationE87056Hazardous LocationE501628Control drawing116-0455: . Ordinary Location: E87056. Hazardous Location: E501628. Control drawing: 116-0455. CCC approval: . Hazardous Location2020322315002305: . Hazardous Location: 2020322315002305. KCC approval: . Hazardous Location23-AV4BO-0113X: . Hazardous Location: 23-AV4BO-0113X. Ambient temperature: -40 ... 100 °C (-40 ... 212 °F). Storage temperature: -40 ... 100 °C (-40 ... 212 °F). Connection type: screw terminals. Connection (system side): Screw terminals, tightening torque min. 0.5 Nm Stripped length 7 mm , M20 x 1.5 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): 4-pin, M12 x 1 socket. Core cross section (valve side): like core cross section (system side). Housing material: rugged, translucent polycarbonate (PC) optimised for outdoor use. Housing base: PC. Degree of protection: IP66 / IP67 / IP69. Tightening torque, fastening screws: ≤ 5 Nm. Tightening torque, housing screws: 1.5 Nm. Tightening torque, cable gland: M20 x 1.5 ; max. 7 Nm. Tightening torque, stopping plug: 1 Nm. Dimensions: . Height53 mmWidth100 mmLength106 mm: . Height: 53 mm. Width: 100 mm. Length: 106 mm. Note: LED switch-off. Use in the hazardous area: see instruction manuals
Specifications
General specifications
| Switching function | 2 x normally closed (NC) |
| Output type | NAMUR |
| Rated operating distance | 3 mm sn |
| Installation | flush mountable |
| Assured operating distance | 0 ... 2.4 mm For assured operating distance sar see Manual Functional Safety. sa |
| Actual operating distance | 2.7 ... 3.3 mm typ. sr |
| Actuating element | Stainless 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 type | 2-wire |
Nominal ratings
| Nominal voltage | 8.2 V (Ri approx. 1 kΩ) Uo |
| Switching frequency | 0 ... 3 kHz f |
| Hysteresis | typ. 5 % H |
| Reverse polarity protection | reverse polarity protected |
| Short-circuit protection | yes |
| Suitable for 2:1 technology | yes , Reverse polarity protection diode not required |
| Current consumption | |
| Measuring plate not detected≥ 3 mAMeasuring plate detected≤ 1 mA | Measuring plate not detected |
| Measuring plate not detected | ≥ 3 mA |
| Measuring plate detected | ≤ 1 mA |
| Time delay before availability | ≤ 1.1 ms tv |
| Switching state indicator | LED, yellow |
| Valve status indicator | LED, yellow |
Functional safety related parameters
| Safety Integrity Level (SIL) | SIL 2 |
| MTTFd | 1730 a |
| Mission Time (TM) | 20 a |
| Diagnostic Coverage (DC) | 0 % |
Valve circuit
| Voltage | max. 32 V DC |
| Current | max. 240 mA |
| Short-circuit protection | no |
| Reverse polarity protection | yes, 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 60947-5-6:1999Electromagnetic compatibilityNE 21:2007StandardsEN IEC 60947-5-2 | NAMUR |
| NAMUR | EN 60947-5-6:2000 IEC 60947-5-6:1999 |
| Electromagnetic compatibility | NE 21:2007 |
| Standards | EN IEC 60947-5-2 |
Approvals and certificates
| IECEx approval | |
| Equipment protection level GaIECEx TUR 17.0055XEquipment protection level GbIECEx TUR 17.0055XEquipment protection level MbIECEx TUR 17.0055X | Equipment protection level Ga |
| Equipment protection level Ga | IECEx TUR 17.0055X |
| Equipment protection level Gb | IECEx TUR 17.0055X |
| Equipment protection level Mb | IECEx TUR 17.0055X |
| ATEX approval | |
| Equipment protection level GaTÜV 17 ATEX 8125 XEquipment protection level GbTÜV 17 ATEX 8125 XEquipment protection level Gc (ic)PF13CERT2895 X | Equipment protection level Ga |
| Equipment protection level Ga | TÜV 17 ATEX 8125 X |
| Equipment protection level Gb | TÜV 17 ATEX 8125 X |
| Equipment protection level Gc (ic) | PF13CERT2895 X |
| UL approval | cULus Listed Load Type: General Purpose Circuitry: Class 2 Power Source Enclosure Type Rating: Type 1 Supply/Switching Voltage: 30 V DC |
| Ordinary LocationE87056Hazardous LocationE501628Control drawing116-0455 | Ordinary Location |
| Ordinary Location | E87056 |
| Hazardous Location | E501628 |
| Control drawing | 116-0455 |
| CCC approval | |
| Hazardous Location2020322315002305 | Hazardous Location |
| Hazardous Location | 2020322315002305 |
| KCC approval | |
| Hazardous Location23-AV4BO-0113X | Hazardous Location |
| Hazardous Location | 23-AV4BO-0113X |
Ambient conditions
| Ambient temperature | -40 ... 100 °C (-40 ... 212 °F) |
| Storage temperature | -40 ... 100 °C (-40 ... 212 °F) |
Mechanical specifications
| Connection type | screw terminals |
| Connection (system side) | Screw terminals, tightening torque min. 0.5 Nm Stripped length 7 mm , M20 x 1.5 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) | 4-pin, M12 x 1 socket |
| Core cross section (valve side) | like core cross section (system side) |
| Housing material | rugged, translucent polycarbonate (PC) optimised for outdoor use |
| Housing base | PC |
| Degree of protection | IP66 / IP67 / IP69 |
| Tightening torque, fastening screws | ≤ 5 Nm |
| Tightening torque, housing screws | 1.5 Nm |
| Tightening torque, cable gland | M20 x 1.5 ; max. 7 Nm |
| Tightening torque, stopping plug | 1 Nm |
| Dimensions | |
| Height53 mmWidth100 mmLength106 mm | Height |
| Height | 53 mm |
| Width | 100 mm |
| Length | 106 mm |
| Note | LED switch-off |
General information
| Use in the hazardous area | see instruction manuals |
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