Pepperl+Fuchs NCN3-F31K-N4
Inductive sensor
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Item Number:
NCN3-F31K-N4
Delivery standard: 3-6 weeks, depending on the country.
Condition: new
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Series: Rectangular type, Housing material: PBT
Rated operating distance: 3 mm
Connection (system side): Cage tension spring terminals
Output type: 2-wire, Installation: flush mountable
Type of voltage: DC, ATEX 3G
| General specifications | ||
| Switching element function | DC | |
| Rated operating distance | 3 mm | |
| Installation | flush mountable | |
| Output polarity | NAMUR | |
| Assured operating distance | 0 ... 2.4 mm | |
| Reduction factor rAl | 0.35 | |
| Reduction factor rCu | 0.3 | |
| Reduction factor r304 | 0.75 | |
| Reduction factor rSt37 | 1 | |
| Reduction factor rBrass | 0.45 | |
| Nominal ratings | ||
| Nominal voltage | 8 V | |
| 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 | greater or equal 3 mA | |
| Measuring plate detected | less than or equal to 1 mA | |
| Switching state indicator | LED, yellow | |
| Compliance with standards and directives | ||
| Standard conformity | ||
| NAMUR | EN 60947-5-6:2000 IEC 60947-5-6:1999 | |
| Electromagnetic compatibility | NE 21:2007 | |
| Approvals and certificates | ||
| UL approval | cULus Listed, General Purpose | |
| CSA approval | cCSAus Listed, General Purpose | |
| CCC approval | CCC approval / marking not required for products rated less than or equal to 36 V | |
| 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 | |
| Core cross-section (system side) | Flexible: 0.2 ... 1.5 mm2 rigid: 0.2 ... 2.5 mm2 | |
| Housing material | PBT | |
| Sensing face | PBT | |
| Degree of protection | IP67 | |
| Tightening torque, housing screws | 1 Nm | |
| Tightening torque, cable gland | M20 x 1.5 - max. 7 Nm | |
| ATEX 1G | ||
| Specific conditions | ||
| Lead insertion | The connection cables should either be fixed when laid and mechanically protected or installed in such a way, that a force of 30 N applied in the direction of the cable inlet for one hour, does not lead to any visible displacement of the cable connections, even though the cable sheathing is displaced, see also IEC 60079-11. Depending on the type of installation, a suitable cable in accordance with Type A oder B of IEC 60079-14, must be used. | |
| ATEX 2G | ||
| Specific conditions | ||
| Lead insertion | The connection cables should either be fixed when laid and mechanically protected or installed in such a way, that a force of 30 N applied in the direction of the cable inlet for one hour, does not lead to any visible displacement of the cable connections, even though the cable sheathing is displaced, see also IEC 60079-11. Depending on the type of installation, a suitable cable in accordance with Type A oder B of IEC 60079-14, must be used. | |
| General information | ||
| Use in the hazardous area | see instruction manuals | |
| Category | 1G- 2G- 3G | |
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