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
NJ20+U4+N
General specifications |
Switching function | Normally closed (NC) |
Output type | NAMUR |
Rated operating distance | 20 mm |
Installation | non-flush |
Assured operating distance | 0 ... 16.2 mm |
Reduction factor rAl | 0.4 |
Reduction factor rCu | 0.3 |
Reduction factor r304 | 0.85 |
Output type | 2-wire |
Nominal ratings |
Nominal voltage | 8.2 V (Ri approx. 1 kΩ) |
Switching frequency | 0 ... 150 Hz |
Current consumption | |
| Measuring plate not detected | ≥ 3 mA |
| Measuring plate detected | ≤ 1 mA |
Compliance with standards and directives |
Standard conformity | |
| NAMUR | EN 60947-5-6:2000 IEC 60947-5-6:1999 |
| Standards | EN 60947-5-2:2007 EN 60947-5-2/A1:2012 IEC 60947-5-2:2007 IEC 60947-5-2 AMD 1:2012 |
Approvals and certificates |
IECEx approval | |
| Equipment protection level Ga | IECEx PTB 11.0021X |
| Equipment protection level Gb | IECEx PTB 11.0021X |
| Equipment protection level Da | IECEx PTB 11.0021X |
ATEX approval | |
| Equipment protection level Ga | PTB 00 ATEX 2032 X |
| Equipment protection level Gb | PTB 00 ATEX 2032 X |
| Equipment protection level Da | PTB 00 ATEX 2032 X |
FM approval | |
| Control drawing | 116-0165 |
UL approval | cULus Listed, General Purpose |
| Ordinary Location | E87056 |
| Hazardous Location | E501628 |
| Control drawing | 116-0451 |
CSA approval | cCSAus Listed, General Purpose |
CCC approval | |
| Hazardous Location | 2020322315002302 |
NEPSI approval | |
| NEPSI certificate | GYJ16.1394X |
Ambient conditions |
Ambient temperature | -25 ... 100 °C (-13 ... 212 °F) |
Mechanical specifications |
Connection type | screw terminals |
Core cross section | ≤ 2.5 mm2 |
Housing material | PBT/metal |
Sensing face | PBT |
Degree of protection | IP68 |
Dimensions | |
| Height | 40 mm |
| Width | 40 mm |
| Length | 118 mm |
General information |
Use in the hazardous area | see instruction manuals |
Classifications
System | Classcode |
ECLASS 13.0 | 27274001 |
ECLASS 12.0 | 27274001 |
ECLASS 11.0 | 27270101 |
ECLASS 10.0.1 | 27270101 |
ECLASS 9.0 | 27270101 |
ECLASS 8.0 | 27270101 |
ECLASS 5.1 | 27270101 |
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:
NJ20+U4+N
Product Documentation:
NJ20+U4+N
Design / Simulation:
NJ20+U4+N
Associated Products:
NJ20+U4+N
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