20KHz-50KHz | FC/APC | Detection ≤1m
Passive, anti-electromagnetic interference
Small size
Wide frequency response range
Long measuring distance
The optical fiber ultrasonic sensor is a new type of optical fiber device using Fabry-Perot (F-P) resonator and vibration diaphragm as sensitive units, which can be used to capture ultrasonic signal generated in partial discharge events.
Parameters | Unit | Specification |
Range of ultrasonic frequency to be measured | kHz | 20-50 |
Detection range | m | ≤1.0 |
Signal to noise ratio | dB | >25 (@40 kHz, 1.0 m) |
Probe size | mm×mm | Ф13×35 |
Operating temperature range | ℃ | -40~+80 |
Fiber connector type | - | FC/APC (or customize) |
Pigtail Length | m | 1.0 (or customize) |
Metal tip discharge monitoring
Floating potential body discharge monitoring
Surface discharge monitoring
Free metal particle discharge monitoring
Insulator internal gas discharge monitoring