Products Description




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Technical Specifications
| Parameter | Specification |
|---|---|
| Model | PR6426/010-020 Eddy Current Sensor |
| Sensor Type | Eddy current non-contact displacement and vibration sensor |
| Sensitivity | 2 V/mm (50.8 mV/mil) ±1.5% |
| Nominal Air Gap | Approx. 5.5 mm |
| Static Measurement Range | ±4.0 mm |
| Dynamic Measurement Range | ±4.0 mm |
| Long-Term Drift | < 0.3% |
| Target Material | Ferromagnetic steel (e.g., 42CrMo4 / AISI 4140) |
| Maximum Surface Speed | Up to 2,500 m/s |
| Minimum Shaft Diameter | ≥ 200 mm |
| Operating Temperature (Sensor) | −35 °C to 180 °C |
| Temperature Excursion | Up to 200 °C (≤4 hours) |
| Maximum Cable Temperature | 200 °C |
| Pressure Resistance | Up to 6,500 hPa |
| Shock / Vibration Resistance | 5 g @ 60 Hz |
| Housing Material | Stainless steel sleeve |
| Cable Material | PTFE insulated cable |
| Weight (Sensor with 1 m Cable) | Approx. 800 g |
| Dimensions | Ø32 mm probe head × approx. 120 mm sensor body length with mounting plate about 80 mm × 40 mm |
FAQ
FAQ
Q1: What is the PR6426/010-020 sensor mainly used for?
It is used for non-contact monitoring of shaft vibration, displacement, and position in large rotating machinery such as turbines, compressors, pumps, and fans.
Q2: What measurement principle does the PR6426/010-020 use?
The probe operates using eddy current technology to detect distance changes between the probe tip and a conductive metal surface.
Q3: What is the typical measuring range of this sensor?
The sensor provides a linear displacement measurement range of approximately ±4.0 mm around the nominal air gap.
Q4: What materials are suitable for measurement?
It is optimized for conductive ferromagnetic materials such as alloy steel shafts like 42CrMo4.
Q5: What temperature conditions can the sensor withstand?
The probe operates from −35 °C to about 180 °C and can tolerate short temperature excursions up to 200 °C.
Q6: What shaft diameter is recommended for accurate measurement?
For reliable measurement accuracy, the shaft diameter should be at least 200 mm.
Q7: What industries typically use the PR6426/010-020?
It is commonly applied in power generation, petrochemical plants, oil and gas facilities, and turbomachinery monitoring systems.
Q8: Does the PR6426/010-020 require a signal converter?
Yes, it is normally used together with compatible signal converters such as CON011 or CON021 to provide conditioned monitoring outputs.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
