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Optical Fiber Dynamic Pressure Sensor Alpheus100

Can be used in harsh environments such as high temperatures and high frequencies. Dynamic pressure wave measurement of turbochargers.

The Alpheus100 from Phonoptics is a dynamic pressure sensor that can be used in harsh environments such as high temperatures and high frequencies. ■ Compact: Sensor dimensions: Diameter Φ3.2mm, Φ2.5mm (※Φ1.25mm in development) ■ Lightweight: 0.5g (sensor head) Due to its fiber design and small diameter, it can also be used for pressure measurement inside pipes. ■ Excellent explosion-proof properties The sensing part uses only glass and fiber, providing excellent explosion-proof characteristics. ■ Accurate measurement in harsh environments. - RF/EMI-free, no electromagnetic interference - Calibrated for better response speed and sensitivity than piezo sensors, allowing for more accurate measurements. ■ Frequency range: 40kHz, 100kHz (other specifications available upon request) ■ Operating temperature: up to 600℃ (※ up to 1000℃ in development) ■ Capable of detecting vibrations in liquids.

Related Link - https://www.klv.co.jp/product/fiber-acoustic-senso…

basic information

Operating Mode: Differential Pressure Natural Frequency: >100kHz Frequency Range: 10Hz-1MHz (typ.) depending on the converter used Pressure Measurement Range: 0.5 Bar (10^5 Pa) (≈190dB SPL) *Differential Self-Noise: 50dB SPL (BW: 1Hz, over full bandwidth) 40dB SPL (in low noise environments) Damage Threshold: > 1Bar (≈200dB SPL) *Differential Sensitivity: 0.3mV/Pa (10V/Bar) kg Calibration: Factory calibrated (An adapter for standard calibrators is available.) <General Specifications> Pressure Medium: Gas Fiber Type: Multi-mode 50/125 OM2 Output Connector: E2000 LSH APC Sensor Head Shape: 3.2×10 mm (2.5×10 mm is also possible) Weight of Sensor Head: 0.5 g Fiber Cable Length: 2 m (standard) (other lengths are also possible) Operating Temperature Range: -40 to +350℃ Peak Operating Temperature (short term): 420℃ Temperature Influence: < 1% (response sensitivity) Operating Environment Humidity: 100% (RH) EMI/RFI: No effect

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Model number/Brand name

Phonoptics_Alpheus100

Applications/Examples of results

- Turbine analysis - Compressor stall (analysis of compressor stall) - Non-destructive testing - High voltage measurement (overhead lines, transformers) - Arc welding, high-frequency welding process - Measurement in ATEX directive environment

Fiber Optic Acoustic and Dynamic Pressure Sensor_Product Catalog

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