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Manufacturer
Pepperl+Fuchs
Country
Germany
Name
NBB20-U1-UU
Part number
238884
Type
Inductive sensor
Description
Stock availability:
On request
If you are questing Pepperl+Fuchs NBB20-U1-UU 238884, connect FAMAGA, the world's major retailer of industrialized equipment. Our company has existed for more than ten years - these are years of experience, which are depicted in the quality of products and private attention to each customer. We admire everyone, who engaged with us - therefore, our regular consumers bring in the most favorable purchase terms and discounts on the machine made streamlined equipment market. At this time, there are more than 4000 such consumers, and we constantly make new agreements. More than 750 transactions are made per day, because FAMAGA operates all over the world Germany, United Kingdom, Jamaica, Mauritania, Panama, Cambodia, Suriname, Bolivia, South Korea, Guatemala, Lithuania, Chad, Zimbabwe, Fiji, Canada, Greece, Japan, Saudi Arabia, Russia, Romania, Armenia, Vietnam, Latvia, Costa Rica, Tanzania, South Sudan, Djibouti, The Bahamas, Jordan, Poland, Brazil, Botswana, Benin, Mali, Madagascar, Ukraine, The Gambia, Philippines, Peru, New Zealand, Ireland, Estonia, China, Laos, Belarus, Nepal. A well-built logistics link and a partnership network help us to send our units anywhere in the world as soon as possible without disreputing product quality.
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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 | &le, 5 V (typ. 2V) DC operation &le, 8 V (typ. 3 V) AC operation | |
Momentary current (20 ms, 0.1 Hz) | 0 ... 3000 mA | |
Operating current | 5 ... 500 mA | |
Off-state current | &le, 1.5 mA | |
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 | ||
Operating voltage | 20 ... 300 V DC / 20 ... 253 V AC | |
Approvals and certificates | ||
Protection class | II | |
Rated insulation voltage | 230 V | |
Rated impulse withstand voltage | 2.5 kV | |
UL approval | cULus Listed, General Purpose For use in NFPA 79 Applications only For overcurrent protection, install a fuse with a rated current of max. 3 A and at least 300 V AC/DC | |
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) | |
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 ferrule 0.5 mm2 , with connector sleeves 0.34 mm2 | |
Maximum core cross-section | without wire end ferrule 2.5 mm2 , with connector sleeves 1.5 mm2 | |
Housing material | PA 6.6 / metal | |
Sensing face | PA 6.6 | |
Degree of protection | IP67 |