Pepperl+Fuchs UB250-F77-E3-V31
Ultrasonic direct detection sensor
- Miniature design
- Program input
- Degree of protection IP67
- Switching status indicator, yellow LED
Item Number:
UB250-F77-E3-V31
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- Overview
- Comments
| Off-state current | 0.01 mA |
| Storage temperature | -40 ... 85 В°C (-40 ... 185 В°F) |
| Tightening torque, fastening screws | max. 0.2 Nm |
| Range hysteresis | typ. 2.5 mm |
| Level | low level : 0 ... 0.7 V (Teach-In active) high level : UB or open input (Teach-In inactive) |
| Standard target plate | 20 mm x 20 mm |
| Mass | 10 g |
| Shock resistance | 30 g , 11 ms period |
| Degree of protection | IP67 |
| Permissible cable length | max. 300 m |
| Switch-on delay | 50 ms |
| CCC approval | CCC approval / marking not required for products rated 36 V |
| Pulse length | 3 s |
| Sensing range | 20 ... 250 mm |
| Adjustment range | 45 ... 250 mm |
| Vibration resistance | 10 ... 55 Hz , Amplitude В± 1 mm |
| Input impedance | 16 kandOmega; |
| UL approval | cULus Listed, General Purpose |
| Connection type | M8 x 1 connector , 4-pin |
| Rated operating current | 200 mA , short-circuit/overload protected |
| Rated operating voltage | 24 V DC |
| LED yellow | switching state and flashing: Teach-In |
| No-load supply current | 20 mA |
| Time delay before availability | 150 ms |
| Transducer frequency | approx. 400 kHz |
| Repeat accuracy | В± 1 mm |
| Ambient temperature | -25 ... 70 В°C (-13 ... 158 В°F) |
| Switching frequency | 10 Hz |
| Output type | 1 switch output PNP , NC contact |
| Temperature influence | + 0.17 %/K |
| Input type | 1 program input |
| Operating voltage | 20 ... 30 V DC , ripple 10 %SS ; 12 ... 20 V DC sensitivity reduced to 90 % |
| Dead band | 0 ... 20 mm |
| Voltage drop | 2 V |
| Installation position | any position |
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