Technical Specifications

FAQ

1. What is the primary function of the 22811-00-03-05-02 probe?

This probe is designed for non-contact measurement of shaft vibration and displacement in rotating machinery. It uses eddy current sensing technology to monitor the gap between the probe tip and the shaft surface in real time. This allows accurate detection of vibration amplitude, shaft position changes, and overall machine condition, supporting both protection and predictive maintenance applications.

2. Where is this probe typically used?

It is commonly used in turbines, compressors, pumps, motors, and generators across industries such as power generation, oil and gas, petrochemical processing, and heavy manufacturing. These environments require continuous monitoring of rotating equipment to ensure safe and stable operation.

3. How does eddy current sensing technology work in this probe?

The probe generates a high-frequency electromagnetic field at its sensing tip. When a conductive shaft enters this field, eddy currents are induced on the surface. Changes in the distance between the probe and the shaft alter the electromagnetic response, which is converted into an electrical signal representing displacement and vibration.

4. What are the advantages of non-contact measurement?

Non-contact measurement eliminates physical wear between the sensor and rotating parts, improving long-term reliability. It enables continuous monitoring of high-speed machinery without interference and provides stable, high-precision measurements even under harsh industrial conditions such as vibration, heat, and contamination.

5. What should be considered during installation?

Proper alignment between the probe and shaft is essential for accurate measurement. The probe must be securely mounted to avoid vibration-induced movement. Correct gap calibration is required before operation. It should also be installed away from strong electromagnetic interference sources and protected from mechanical damage or contamination.

6. What can cause inaccurate measurement signals?

Inaccurate readings may result from incorrect gap calibration, loose mounting, misalignment, or irregular shaft surface conditions. Electrical noise, poor grounding, or contamination on the probe tip can also negatively affect signal quality and measurement accuracy.

7. Is this probe suitable for long-term industrial operation?

Yes, the probe is designed for continuous operation in demanding industrial environments. It features a rugged mechanical structure and stable sensing performance that can withstand vibration, temperature variations, and harsh operating conditions. With proper installation and maintenance, it can provide long-term reliable monitoring.

8. How can system reliability be improved when using this probe?

System reliability can be improved by ensuring correct installation, precise calibration, and secure mounting. Regular inspection of probe alignment, grounding condition, and cable integrity is recommended. Keeping the installation environment clean and minimizing electromagnetic interference also helps maintain stable and accurate measurement performance over time.