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.
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NBB20-U4K-N0
General specifications |
Switching function | Normally closed (NC) |
Output type | NAMUR |
Rated operating distance | 20 mm |
Installation | flush |
Assured operating distance | 0 ... 16.2 mm |
Actual operating distance | 18 ... 22 mm typ. 20 mm |
Reduction factor rAl | 0.33 |
Reduction factor rCu | 0.31 |
Reduction factor r304 | 0.74 |
Output type | 2-wire |
Nominal ratings |
Nominal voltage | 8.2 V (Ri approx. 1 kΩ) |
Switching frequency | 0 ... 300 Hz |
Hysteresis | typ. 5 % |
Reverse polarity protection | reverse polarity protected |
Short-circuit protection | yes |
Current consumption | |
| Measuring plate not detected | ≥ 2.2 mA |
| Measuring plate detected | ≤ 1 mA |
Switching state indicator | LED, yellow |
Functional safety related parameters |
MTTFd | 1697 a |
Mission Time (TM) | 20 a |
Diagnostic Coverage (DC) | 0 % |
Compliance with standards and directives |
Standard conformity | |
| NAMUR | EN 60947-5-6:2000 IEC 60947-5-6:1999 |
| Electromagnetic compatibility | NE 21:2007 |
| Standards | EN IEC 60947-5-2 |
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 |
UL approval | |
| Ordinary Location | E87056 |
| Hazardous Location | E501628 |
| Control drawing | 116-0451 |
CCC approval | |
| Hazardous Location | 2020322315002303 |
NEPSI approval | |
| NEPSI certificate | GYJ16.1394X |
CML approval | on request |
Ambient conditions |
Ambient temperature | -25 ... 100 °C (-13 ... 212 °F) |
Storage temperature | -40 ... 100 °C (-40 ... 212 °F) |
Mechanical specifications |
Connection type | screw terminals |
Information for connection | A maximum of two conductors with the same core cross section may be mounted on one terminal connection! tightening torque 1.2 Nm + 10 % |
Core cross section | up to 2.5 mm2 |
| Minimum core cross-section | without wire end ferrules 0.5 mm2 , with connector sleeves 0.34 mm2 |
| Maximum core cross-section | without wire end ferrules 2.5 mm2 , with connector sleeves 1.5 mm2 |
Housing material | PA/metal |
Sensing face | PA |
Degree of protection | IP68 / IP69K |
Mass | 225 g |
Dimensions | |
| Height | 40 mm |
| Width | 40 mm |
| Length | 118 mm |
Note | Tightening torque: 1.8 Nm (housing) |
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:
NBB20-U4K-N0
Product Documentation:
NBB20-U4K-N0
Design / Simulation:
NBB20-U4K-N0
İlişkili Ürünler:
NBB20-U4K-N0
Accessories |
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Modular mounting bracket fa |
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Single-channel terminal amplifier with line breakage detection, input for NAMUR sensors, DC 24 V supply voltage, standardized interface to prevent signal transmission errors, switching state display, LED yellowfa |
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