Home / Products / Proximity Sensor / Pepperl Fuchs / NBB20-U1-A2-M
Pepperl + Fuchs Inductive Proximity Sensors NBB20-U1-A2-M
The Technical Specifications of NBB20-U1-A2-M
Sensor head: bidirectional and rotatable
Output type: PNP
Operating distance: 20 mm
Installation: flush
Output polarity: DC
Output type: 4-wire
Operating voltage: 10 to 60 V DC
Switching frequency: 0 to 200 Hz
Connection type: screw terminals
NBB20-U1-A2-M Technical Specifications:
| Switching function | complementary |
| Output type | PNP |
| Rated operating distance | 20 mm |
| Installation | flush |
| Output polarity | DC |
| Assured operating distance | 0 … 16.2 mm |
| Actual operating distance | 18 … 22 mm typ. 20 mm |
| Reduction factor rAl | 0.34 |
| Reduction factor rCu | 0.32 |
| Reduction factor r304 | 0.77 |
| Reduction factor rSt37 | 1 |
| Reduction factor rBrass | 0.43 |
| Output type | 4-wire |
| Operating voltage | 10 … 60 V DC |
| Switching frequency | 0 … 200 Hz |
| Hysteresis | typ. 5 % |
| Reverse polarity protection | reverse polarity protected |
| Short-circuit protection | pulsing |
| Voltage drop | ≤ 2 V |
| Operating current | 0 … 200 mA |
| Operating voltage indicator | LED, green |
| Off-state current | 0 … 0.5 mA |
| No-load supply current | ≤ 20 mA |
| Switching state indicator | LED, yellow |
| MTTFd | 680 a |
| Mission Time (TM) | 20 a |
| Diagnostic Coverage (DC) | 0% |
| Standard conformity-Standards | EN 60947-5-2:2007 EN 60947-5-2/A1:2012 IEC 60947-5-2:2007 IEC 60947-5-2 AMD 1:2012 |
| UL approval | cULus Listed, General Purpose |
| CCC approval | CCC approval / marking not required for products rated ≤36 V |
| E1 Type approval | 10R-04 |
| Ambient temperature | -40 … 85 °C (-40 … 185 °F) |
| 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 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/metal with epoxy powder coating |
| Sensing face | PA-GF35 |
| Housing base | plastic |
| Degree of protection | IP68 / IP69K |
| Mass | 225 g |
| Note | Tightening torque: 1.8 Nm (housing) |
Product Documentation: NBB20-U1-A2-M
Related Products: NBB20-U1-A2-M
NBN3-8GM50-E2
Inductive Proximity Sensor, Sensor diameter: M8, Switching function: Normally open (NO), Output type: PNP, Installation: Non-flush, Switching frequency: 0 … 4500 Hz, Output type: 3-wire, Sensor length: Not specified, Type of voltage: DC, Connection type: 2 m PVC cable, Operating voltage: DC 5-30V, Housing material: Brass with nickel-plating, Degree of protection: IP67.
NBN8-12GM50-E2
Inductive Proximity Sensor, Sensor diameter: M12, Switching function: Normally open (NO), Output type: PNP, Installation: Non-flush, Switching frequency: 0 … 1650 Hz, Output type: 3-wire, Sensor length: 50mm, Type of voltage: DC, Connection type: 2 m PVC cable, Operating voltage: DC 5-36V, Housing material: Brass with white bronze coating, Degree of protection: IP68.
NBB2-8GS40-E2-PUR
Inductive Proximity Sensor: Sensor diameter: M8, Rated operating distance: 2 mm Switching function: Normally open (NO) Output type: PNP Installation: Flush Switching frequency: 0 … 6000 Hz Output type: 3-wire Type of voltage: DC Connection type: Cable PUR, 2 m Operating voltage: 5 … 30 V Housing material: Stainless steel 1.4305 / AISI 303 Degree of protection: IP67.
NBB2-V3-E0
Inductive Proximity Sensor, Sensor diameter: M8, Rated operating distance: 2 mm, Switching function: Normally open (NO), Output type: NPN, Installation: Flush, Switching frequency: 0 … 1000 Hz, Output type: 3-wire, Type of voltage: DC, Connection type: Cable, Operating voltage: 10 … 30 V DC, Housing material: PBT, Degree of protection: IP67.
NBB2-8GM50-E0
Inductive Proximity Sensor, Sensor diameter: M8, Rated operating distance: 2 mm, Switching function: Normally open (NO), Output type: NPN, Installation: Flush, Switching frequency: 0 … 6000 Hz, Output type: 3-wire, Type of voltage: DC, Connection type: Cable, Operating voltage: 5 … 30 V, Housing material: Brass with nickel-plating, Degree of protection: IP67.
The NBB20-U1-A2-M is an inductive proximity sensor used in industrial automation to detect metallic objects within a specified range. It has a complementary switching function, flush installation, and 4-wire output type with DC polarity. The sensor operates at 10-60 V DC with a 0-200 Hz switching frequency and has LED indicators for monitoring. It complies with international standards and has protective features against environmental factors.
IndMALL Automation can use this sensor to improve efficiency in various industrial applications.
You can check the P&F 20mm series with screw terminals type.