Inductive sensor NJ3-18GK-S1N
- Nonferrous targets
- 3 mm flush in ST37 / 1.0037
- Usable up to SIL 3 acc. to IEC 61508
- Degree of protection IP68
- ATEX-/IECEx-approvals for zone 0/1/20/21 (Ex i)
- ATEX-/IECEx-approvals for zone 2/22 (Ex ec/tc)
Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.
Download the complete datasheet as a PDF:
Datasheet excerpt: Technical data of NJ3-18GK-S1N
| General specifications | ||
|---|---|---|
| Switching function | Normally open (NO) | |
| Output type | NAMUR with safety function | |
| Rated operating distance | 3 mm | |
| Installation | flush in mild steel | |
| Assured operating distance | 0 ... 2.4 mm | |
| Actual operating distance | 2.7 ... 3.3 mm typ. | |
| 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. |
|
| Output type | 2-wire | |
| Nominal ratings | ||
| Nominal voltage | 8.2 V (Ri approx. 1 kΩ) | |
| Switching frequency | 0 ... 200 Hz | |
| Suitable for 2:1 technology | yes , Reverse polarity protection diode not required | |
| Current consumption | ||
| Measuring plate not detected | ≤ 1 mA | |
| Measuring plate detected | ≥ 3 mA | |
| Functional safety related parameters | ||
| Safety Integrity Level (SIL) | SIL 3 | |
| MTTFd | 7666 a | |
| Mission Time (TM) | 20 a | |
| Diagnostic Coverage (DC) | 0 % | |
| Compliance with standards and directives | ||
| Standard conformity | ||
| Standards | EN IEC 60947-5-2 | |
| Approvals and certificates | ||
| IECEx approval | ||
| Equipment protection level Ga | IECEx PTB 11.0092X | |
| Equipment protection level Gb | IECEx PTB 11.0092X | |
| Equipment protection level Gc (ec) | IECEx TUR 21.0017X | |
| Equipment protection level Da | IECEx PTB 11.0092X | |
| Equipment protection level Dc (tc) | IECEx TUR 21.0018X | |
| Equipment protection level Mb | IECEx PTB 11.0092X | |
| ATEX approval | ||
| Equipment protection level Ga | PTB 00 ATEX 2049 X | |
| Equipment protection level Gb | PTB 00 ATEX 2049 X | |
| Equipment protection level Gc (ec) | TÜV 20 ATEX 8523 X | |
| Equipment protection level Da | PTB 00 ATEX 2049 X | |
| Equipment protection level Dc (tc) | TÜV 20 ATEX 8524 X | |
| UL approval | cULus Listed, General Purpose | |
| Ordinary Location | E87056 | |
| Hazardous Location | E501628 | |
| Control drawing | 116-0454 | |
| CCC approval | ||
| Hazardous Location | 2020322315002308 | |
| NEPSI approval | ||
| NEPSI certificate | GYJ16.1392X | |
| Ambient conditions | ||
| Ambient temperature | -25 ... 100 °C (-13 ... 212 °F) | |
| Mechanical specifications | ||
| Connection type | cable | |
| Housing material | Crastin (PBT), black | |
| Sensing face | Crastin (PBT), black | |
| Degree of protection | IP68 | |
| Cable | ||
| Cable diameter | 6.8 mm ± 0.2 mm | |
| Bending radius | > 10 x cable diameter | |
| Material | silicone | |
| Core cross section | 0.75 mm2 | |
| Length | 2 m | |
| Dimensions | ||
| Length | 39 mm | |
| Diameter | 18 mm | |
| Note | only for non-ferrous metal | |
| General information | ||
| Use in the hazardous area | see instruction manuals | |
Classifications
| System | Classcode |
|---|---|
| ECLASS 13.0 | 27274101 |
| ECLASS 12.0 | 27274101 |
| ECLASS 11.0 | 27272401 |
| ECLASS 10.0.1 | 27272401 |
| ECLASS 9.0 | 27272401 |
| ECLASS 8.0 | 27272401 |
| ECLASS 5.1 | 27272401 |
| ETIM 9.0 | EC002714 |
| ETIM 8.0 | EC002714 |
| ETIM 7.0 | EC002714 |
| ETIM 6.0 | EC002714 |
| ETIM 5.0 | EC002714 |
| UNSPSC 12.1 | 39121550 |
Details: NJ3-18GK-S1N
Product Documentation: NJ3-18GK-S1N
| Safety and Security Documentation | Language | File Type | File Size |
|---|---|---|---|
| Instruction manual | ENG | 260 KB |
Design / Simulation: NJ3-18GK-S1N
| CAD | Language | File Type | File Size |
|---|---|---|---|
| CAD 3-D / CAD 3-D | ALL | STP | 55 KB |
| CAD Portal / CAD Portal | ALL | LINK | --- |
| CAE | |||
| CAE EPLAN Data Portal / CAE EPLAN Data Portal | ALL | LINK | --- |
| EPLAN macro EDZ / EPLAN Makro EDZ | ALL | EDZ | 63 KB |
Approvals: NJ3-18GK-S1N
Associated Products: NJ3-18GK-S1N
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Pepperl+Fuchs (Pty) Ltd
8 Glen Eagle Office Park
Koorsboom Ave, Glen Marais, Kempton Park
1619 Johannesburg
South Africa
info@za.pepperl-fuchs.com
+27 87985 0797
Pepperl+Fuchs is a leading developer and manufacturer of electronic sensors and components for the global automation market. Continuous innovation, enduring quality, and steady growth have been the foundation of our success for more than 70 years. Pepperl+Fuchs employs 6,300 people worldwide and has manufacturing facilities in Germany, USA, Singapore, Hungary, Indonesia and Vietnam, most of them ISO 9001 certified.