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Specification & Description
| Specification | Description |
|---|---|
| Part Number | UB250-F77-E2-V31 |
| Alternative Part Number | UB250F77E2V31 |
| Manufacturer | Pepperl + Fuchs |
| Sensing Range | 20 mm to 250 mm |
| Adjustment Range | 45 mm to 250 mm |
| Dead Band | 0 mm to 20 mm |
| Standard Target Plate | 20 mm x 20 mm |
| Transducer Frequency | Approximately 400 kHz |
| Response Delay | ≤ 50 ms |
| Rated Operating Voltage (Ue) | 24 V DC |
| Operating Voltage (UB) | 20 to 30 V DC, ripple 10% SS; 12 to 20 V DC sensitivity reduced to 90% |
| No-load Supply Current (I0) | ≤ 20 mA |
| Input Type | 1 program input |
| Output Type | 1 switch output PNP, normally open |
| Rated Operating Current (Ie) | 200 mA, short-circuit/overload protected |
| Voltage Drop (Ud) | ≤ 2 V |
| Switching Frequency (f) | 10 Hz |
| Range Hysteresis (H) | Typical 2.5 mm |
| Temperature Influence | 0.17 %/K |
| Ambient Temperature | -25 to 70 °C (-13 to 158 °F) |
| Storage Temperature | -40 to 85 °C (-40 to 185 °F) |
| Shock Resistance | 30 g, 11 ms period |
| Vibration Resistance | 10 to 55 Hz, Amplitude ± 1 mm |
| Connection Type | M8 x 1 connector, 4-pin |
| Degree of Protection | IP67 |
| Housing Material | Polycarbonate |
| Transducer Material | Epoxy resin/hollow glass sphere mixture; polyurethane foam |
| Installation Position | Any position |
| Mass | 10 g |
| Tightening Torque | Max. 0.2 Nm |
| Approvals and Certificates | UL Listed, General Purpose; cCSAus Listed, General Purpose; CCC approval not required ≤36 V |
| Commodity Code | 853650 |
The Pepperl + Fuchs UB250-F77-E2-V31 is a state-of-the-art ultrasonic sensor block designed for precision detection in a variety of industrial applications. This compact sensor offers a reliable sensing range of 20 to 250 mm, making it suitable for tasks where accurate distance measurement is critical. Its miniature design allows for easy integration into systems where space is at a premium.
Equipped with a program input for flexible configuration and an IP67 degree of protection, the UB250-F77-E2-V31 ensures robust performance in harsh environments. The sensor features a yellow LED indicator for switching status and a teach-in function for convenient setup. With a transducer frequency of approximately 400 kHz and a quick response delay of less than 50 ms, this sensor delivers both speed and precision.
The UB250-F77-E2-V31 is designed with a 4-pin M8 connector, ensuring a secure and straightforward electrical connection. Its polycarbonate housing and epoxy resin/hollow glass sphere mixture transducer are built to withstand the rigours of industrial use. The sensor's mechanical specifications also include a permissible cable length of up to 300 metres, allowing for versatile installation options.
This ultrasonic sensor is compliant with EN IEC 60947-5-2:2020 and IEC 60947-5-2:2019 standards, and it has received UL and CCC approvals, ensuring its reliability and quality. Whether used for object detection, distance measurement, or level control, the UB250-F77-E2-V31 is an excellent choice for professionals seeking a high-performance sensing solution.
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Frequently Asked Questions
What is the sensing range of this ultrasonic sensor?
The sensing range of the ultrasonic sensor is from 20 mm to 250 mm.
Can the switch point of the sensor be adjusted?
Yes, the sensor features a switch output with one adjustable switch point, which can be set using the teach-in input.
What type of output does the sensor provide?
The sensor provides a PNP normally open (NO) switch output.
What is the degree of protection for this sensor?
The ultrasonic sensor is rated with a degree of protection of IP67, making it suitable for various industrial environments.
How is the sensor programmed?
The sensor can be programmed via a teach-in input, allowing for easy adjustment of the switch point.
What is the response time of the sensor?
The sensor has a response delay of less than or equal to 50 ms.
What are the electrical specifications for the operating voltage?
The rated operating voltage is 24 V DC, with an operating range of 20 to 30 V DC. The sensor's sensitivity is reduced to 90% when operating between 12 and 20 V DC.
What is the maximum permissible cable length for this sensor?
The maximum permissible cable length for the sensor is 300 meters.
What materials are used in the construction of the sensor?
The housing of the sensor is made of polycarbonate, and the transducer is a mixture of epoxy resin and hollow glass spheres with polyurethane foam.
What are the ambient temperature limits for the sensor's operation?
The sensor can operate within an ambient temperature range of -25 to 70 degrees Celsius.
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