HBK 2255
From the HBK handheld sound level meters series
HBK handheld sound level meters: sensors and measurement devices by HBK for microphones.
- Frequency response
- 5–20000 Hz
- Number of measurement channels
- 1
- Microphone sensitivity
- 50 mV/Pa
- Maximum SPL
- 140.9 dB SPL
Technical specification
Every engineering figure, laid out to scan quickly
| Microphone diameter | 0.5 inch |
|---|---|
| Sound field | v_0a54a3378732c122 |
| Microphone polarization | v_3cc961fc99417f97 |
| Microphone sensitivity | 50 mV/Pa |
| A-weighted inherent noise | 23.2 dB(A) |
| Maximum SPL | 140.9 dB SPL |
| Frequency response | 5–20000 Hz |
| source_acoustic_standard | IEC 61672 Class 1; applicable national standards listed by HBK |
| Interfaces | usb |
| Number of measurement channels | 1 |
| Protection class (DIN EN 60529) | ip54 |
| quantity_specification | 5-20,000 Hz; 23.2-140.9 dB(A); IP54. |
| ADC sampling rate | 48000 samples/s |
| source_sampling_rate_basis | HBK publishes the integrated meter frequency range. The stored 48 kHz value is only a conservative digital-audio transport reference; handheld selection uses the documented integrated analyzer path. |
| Sound field | v_8386d113d451ff50 |
The industries we serve
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Aerospace
- Aircraft door-lock position detection
- Airlines & Aerospace Our balancing machines and moment weighing scales for aerospace drives ensure maximum precision, ease of use, and modular flexibility delivering reliability and performance without compromise contributing to your economic success.
- Automatic balancing machines Automatic balancing machines from Schenck are advanced solutions for precise balancing of rotating components in automated production processes. We offer systems and stations for balancing crankshafts, wheels and tires, turbochargers, electric armatures, drives, axle drive units, torque converters, drive shafts, disc-shaped rotors, as well as fans. Our systems increase productivity, ensure consistent quality, and are tailored to the needs of the automotive, energy, and industrial sectors.
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Medical industry
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Environment
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Electric motor manufacturing
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Food industry
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Automotive industry
- Airlines & Aerospace Our balancing machines and moment weighing scales for aerospace drives ensure maximum precision, ease of use, and modular flexibility delivering reliability and performance without compromise contributing to your economic success.
- Automatic balancing machines Automatic balancing machines from Schenck are advanced solutions for precise balancing of rotating components in automated production processes. We offer systems and stations for balancing crankshafts, wheels and tires, turbochargers, electric armatures, drives, axle drive units, torque converters, drive shafts, disc-shaped rotors, as well as fans. Our systems increase productivity, ensure consistent quality, and are tailored to the needs of the automotive, energy, and industrial sectors.
- Axle Drives With our balancing machines for front and rear axle transmissions, the measured unbalance is corrected by drilling into the drive flanges of the transmissions (welding optional). We support you with our interdisciplinary expertise in the production of front and rear axle transmissions from the initial idea to the design stage through to series production.
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Industrial automation
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Plastics
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Optics
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3D printing
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Battery manufacturing
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