Inductive sensor NBB20-U4-UU
- Sensor head bidirectional and rotatable
- NO/NC selectable
- Comfort series
- Metal base with ground connection
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 NBB20-U4-UU
| General specifications | ||
|---|---|---|
| Switching function | Normally open/closed (NO/NC) | |
| Output type | Two-wire | |
| Rated operating distance | 20 mm | |
| Installation | flush | |
| Output polarity | AC/DC | |
| Assured operating distance | 0 ... 16.2 mm | |
| Actual operating distance | 18 ... 22 mm | |
| Reduction factor rAl | 0.4 | |
| Reduction factor rCu | 0.3 | |
| Reduction factor r304 | 0.77 | |
| Reduction factor rFe | 1 | |
| Reduction factor rBrass | 0.43 | |
| Output type | 2-wire | |
| Nominal ratings | ||
| Switching frequency | AC, 0 ... 30 Hz DC, 0 ... 100 Hz |
|
| Hysteresis | 1 ... 10 % typ. 5 % | |
| Reverse polarity protection | reverse polarity tolerant | |
| Short-circuit protection | pulsing | |
| Voltage drop | ≤ 5 V (typ. 2V) DC operation ≤ 8 V (typ. 3 V) AC operation |
|
| Momentary current (20 ms, 0.1 Hz) | 0 ... 3000 mA | |
| Operating current | 5 ... 500 mA | |
| Rated operating current | 500 mA 50/60 Hz | |
| Lowest operating current | 5 mA | |
| Off-state current | ≤ 1.5 mA | |
| Usage category | AC12 , AC140 , DC12 , DC13 | |
| Time delay before availability | ≤ 300 ms | |
| Operating voltage indicator | LED, green | |
| Switching state indicator | LED, yellow | |
| Error indicator | flashes when overcurrent | |
| Functional safety related parameters | ||
| MTTFd | 540 a | |
| Mission Time (TM) | 20 a | |
| Diagnostic Coverage (DC) | 0 % | |
| Electrical specifications | ||
| Rated operating voltage | 24 ... 250 V DC / 24 ... 230 V AC | |
| Operating voltage | 20 ... 275 V DC / 20 ... 253 V AC | |
| Compliance with standards and directives | ||
| Standard conformity | ||
| Standards | EN IEC 60947-5-2 | |
| Approvals and certificates | ||
| Protection class | I | |
| Rated insulation voltage | 250 V | |
| Rated impulse withstand voltage | 2.5 kV | |
| UL approval | cULus Listed, General Purpose | |
| CCC approval | Ue 75VDC - 250VDC Ue 75VAC - 230VAC | |
| Ambient conditions | ||
| Ambient temperature | -25 ... 85 °C (-13 ... 185 °F) | |
| Storage temperature | -25 ... 85 °C (-13 ... 185 °F) | |
| Pollution degree | 3 | |
| Mechanical specifications | ||
| Connection type | terminal compartment | |
| 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 6.6 / metal | |
| Sensing face | PA 6.6 | |
| Housing base | metal / class I equipment with ground connection | |
| Degree of protection | IP67 | |
| Mass | 280 g | |
| Dimensions | ||
| Height | 40 mm | |
| Width | 40 mm | |
| Length | 118 mm | |
| Note | Tightening torque: 1.8 Nm (housing) | |
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-U4-UU
Product Documentation: NBB20-U4-UU
| Product information | Language | File Type | File Size |
|---|---|---|---|
| Installation conditions | ENG | 195 KB |
Design / Simulation: NBB20-U4-UU
| CAD | Language | File Type | File Size |
|---|---|---|---|
| CAD 3-D / CAD 3-D | ALL | STP | 2003 KB |
| CAD Portal / CAD Portal | ALL | LINK | --- |
Approvals: NBB20-U4-UU
| Certificates | Certificate No. | Language | File Type | File Size |
|---|---|---|---|---|
| Canada USA UL Ordinary Location | UL-US-2123898-3 / UL-CA-2119599-3 | ALL | 283 KB | |
| Declaration of Conformity | ||||
| EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F) | DOC-2521F | ALL | 1256 KB | |
| UK Declaration of Conformity (P+F) | TDOC-6002_ENG | ENG | 1223 KB | |
Associated Products: NBB20-U4-UU
| Accessories | ||||||
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Pepperl+Fuchs SE
Lilienthalstraße 200
68307 Mannheim
Germany
info@de.pepperl-fuchs.com
+49 621 776-0
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.