Pepperl Fuchs Inductive Proximity Sensors NJ8-18GM-N
NJ8-18GM-N Technical Specifications:
| Switching function | Normally closed (NC) |
| Output type | NAMUR |
| Rated operating distance | 8 mm |
| Installation | non – flush |
| Assured operating distance | 0 … 6.48 mm |
| Reduction factor rAl | 0.4 |
| Reduction factor rCu | 0.3 |
| Reduction factor r304 | 0.85 |
| Output type | 2-wire |
| Operating voltage | 5 … 25 V |
| Nominal voltage | 8.2 V (Ri approx. 1 kΩ) |
| Switching frequency | 0 … 200 Hz |
| Hysteresis | 3 % |
| Current consumption- Measuring plate not detected | ≥ 3 mA at nominal voltage |
| Current consumption – Measuring plate detected | ≤ 1 mA at nominal voltage |
| Safety Integrity Level (SIL) | SIL 2 |
| Standard conformity – NAMUR | EN 60947-5-6:2000 IEC 60947-5-6:1999 |
| Standard conformity – Standards | EN 60947-5-2:2007 EN 60947-5-2/A1:2012 IEC 60947-5-2:2007 IEC 60947-5-2 AMD 1:2012 |
| IECEx approval – Equipment protection level Da | IECEx PTB 11.0037X |
| IECEx approval – Equipment protection level Mb | IECEx PTB 11.0037X |
| IECEx approval – Equipment protection level Ga | IECEx PTB 11.0037X |
| IECEx approval – Equipment protection level Gb | IECEx PTB 11.0037X |
| ATEX approval – Equipment protection level Da | PTB 00 ATEX 2048 X |
| ATEX approval – Equipment protection level Gb | PTB 00 ATEX 2048 X |
| ATEX approval – Equipment protection level Ga | PTB 00 ATEX 2048 X |
| EAC conformity | TR CU 012/2011 |
| UL approval – Ordinary Location | E87056 |
| UL approval – Hazardous Location | E501628 |
| UL approval – Control drawing | 116-0452 |
| CCC approval Hazardous Location | 2020322315002255 |
| TIIS approval | on request |
| NEPSI certificate | GYJ16.1393X |
| KCC approval-Hazardous Location | 19-AV4BO-0227 |
| KCC approval-Marine approval | DNVGL TAA00001A5 |
| ANZEx | 18.3018X |
| Ambient temperature | -25 … 100 °C (-13 … 212 °F) |
| Connection type | cable |
| Housing material | Stainless steel 1.4305 / AISI 303 |
| Sensing face | PBT |
| Degree of protection | IP67 |
| Cable diameter | 6 mm ± 0.2 mm |
| Cable Bending radius | > 10 x cable diameter |
| Cable Material | PVC |
| Cable Core cross-section | 0.75 mm2 |
| Cable Length | 2 m |
Product Documentation: NJ8-18GM-N
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The Pepperl + Fuchs NJ8-18GM-N Inductive Proximity Sensor is a reliable and versatile sensor designed for industrial automation applications. With a normally closed switching function and a NAMUR output type, it provides accurate and precise proximity sensing capabilities. The sensor has a rated operating distance of 8mm and is designed for non-flush installation. It assures an operating distance of 0-6.48mm, ensuring reliable detection in various applications.
Featuring a 2-wire configuration, the NJ8-18GM-N sensor operates within an operating voltage range of 5-25V, with a nominal voltage of 8.2V. It offers a switching frequency of 0-200Hz and a hysteresis of 3% for precise control and sensing. The sensor has a current consumption of ≥ 3mA when the measuring plate is not detected and ≤ 1mA when the measuring plate is detected, ensuring efficient power usage.
The NJ8-18GM-N sensor conforms to various international standards, including NAMUR, IECEx, ATEX, UL, CCC, and more. It is suitable for SIL 2 applications, ensuring a high level of safety. The sensor is constructed with robust stainless steel housing and has a degree of protection from IP67, making it suitable for use in harsh environments. With a 2m cable for convenient installation, the NJ8-18GM-N sensor offers a reliable and durable solution for your automation needs.
You can check the P&F 8mm series with the Cable type.