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Zhengzhou Hangke Instrument Co., Ltd

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Introduction to the Fundamentals of Vibration Speed Sensors
Date: 2023-09-25Read: 11

1、 Product Overview:

Vibration velocity sensors are mainly installed on the bearing covers of various rotating mechanical devices, such as turbines, compressors, fans, and pumps.It mainly consists of a magnetic circuit system, coil components, spring damping, and other parts. Two coil components are rigidly fixed in the sensor housing, and magnetic steel is suspended from the housing by springs. When the sensor operates within the working frequency range, the coil and magnetic steel produce relative motion, the coil cuts the magnetic field lines, and generates induced electromotive force (induced voltage), which is proportional to the vibration speed of the casing,Provide signals to monitoring instruments for predicting and alerting mechanical faults.Sensors have the characteristics of not requiring power supply during operation, easy installation, and high temperature resistance.

2、 Technical parameters:

1. Sensitivity:20mV/mm/s±5% 50mV/mm/s±5%30mV/mm/s±5%(or other sensitivity parameters optional)

2. Frequency response: 10-1000 Hz

3. Measurement range: 2mm (peak to peak)

4. High acceleration: 10g

5. Operating environment: -30 ℃~100 ℃ (relative humidity: ≤ 90%)

6. Measurement direction: vertical or horizontal (see label for details)

7. Dimensions: φ 33 × 75mm

8. Weight: Approximately 240g

9. Installation thread: M10 * 1.5 * 10 (or customized)

3、 Installation method:

Install vertically or horizontally on the tested point, fix the bottom screw of the sensor on the tested housing, and then tighten the sensor. And regularly check for any looseness.

4、 Attention:

Sensors should be protected from severe impact and knocking, and should be placed in packaging boxes during transportation and storage