Pepperl+Fuchs NJ3-18GK-S1N
Inductive sensor
Series: Cylindrical type, Housing diameter: 18 mm, Housing material: Hostalen PPN, black, Rated operating distance: 3 mm, Connection type: cable silicone , 2 m, Output type: 2-wire, Installation: flush in mild steel, Type of voltage: DC, ATEX 3G
Item Number:
NJ3-18GK-S1N
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- Overview
- Datasheet
- Alternative numbers
- Comments
| General specifications | ||
| Switching element function | NAMUR, NO | |
| Rated operating distance | 3 mm | |
| Installation | flush in mild steel | |
| Output polarity | Safety Function | |
| Assured operating distance | 0 ... 2.4 mm | |
| Reduction factor rAl | 1 | |
| Reduction factor rCu | 1 | |
| Reduction factor r304 | 0 | |
| Safety Integrity Level (SIL) | up to SIL3 acc. to IEC 61508 Danger! In safety-related applications the sensor must be operated with a qualified fail safe interface from Pepperl+Fuchs, such as KFD2-SH-EX1. Consider the exida Functional Safety Assessment document which is available on www.PEPPERL+FUCHS.com as an integral part of this product's documentation. | |
| Nominal ratings | ||
| Nominal voltage | 8 V DC | |
| Switching frequency | 0 ... 200 Hz | |
| Hysteresis | typ. 0.1 % | |
| Suitable for 2:1 technology | yes , Reverse polarity protection diode not required | |
| Current consumption | ||
| Measuring plate not detected | less than or equal to 1 mA | |
| Measuring plate detected | greater or equal 3 mA | |
| Functional safety related parameters | ||
| MTTFd | 7660 a | |
| Mission Time (TM) | 20 a | |
| Diagnostic Coverage (DC) | 0 % | |
| Approvals and certificates | ||
| FM approval | ||
| Control drawing | 116-0165F | |
| 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) | |
| Mechanical specifications | ||
| Connection type | cable silicone , 2 m | |
| Core cross-section | 0.75 mm2 | |
| Housing material | Hostalen PPN, black | |
| Sensing face | Hostalen PPN, black | |
| Housing diameter | 18 mm | |
| Degree of protection | IP68 | |
| Note | only for non-ferrous metal | |
| General information | ||
| Use in the hazardous area | see instruction manuals | |
| Category | 1G- 2G- 3G- 1D | |
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