Products Description




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Technical Specifications
| Parameter | Specification |
|---|---|
| Model | PR6426/000-140 Eddy Current Sensor |
| Sensor Type | Eddy current non-contact displacement and vibration sensor |
| Sensitivity | 2 V/mm (±1.5%) |
| Nominal Air Gap | Approx. 5.5 mm |
| Static Measurement Range | ±4.0 mm |
| Dynamic Measurement Range | ±4.0 mm |
| Linearity Error | ≤ ±2.0% |
| Target Material | Ferromagnetic steel (e.g., 42CrMo4 / AISI 4140) |
| Maximum Surface Speed | Up to 2500 m/s |
| Minimum Shaft Diameter | ≥ 200 mm |
| Operating Temperature (Sensor) | −35 °C to 180 °C |
| Temperature Excursion | Up to 200 °C for less than 4 hours |
| Maximum Cable Temperature | 200 °C |
| Pressure Resistance | Up to 6500 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 length with mounting base 80 mm × 40 mm |
FAQ
FAQ
Q1: What is the PR6426/000-140 sensor mainly used for?
It is used for non-contact monitoring of shaft displacement, vibration, and position in large rotating equipment such as turbines, compressors, pumps, and fans.
Q2: What measurement principle does the PR6426/000-140 use?
The sensor operates using eddy current technology to detect changes in the distance between the probe tip and a conductive target surface.
Q3: What is the typical measurement range?
The sensor provides a linear displacement measurement range of approximately ±4.0 mm.
Q4: What materials can be measured with this sensor?
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 180 °C and can tolerate short excursions up to 200 °C.
Q6: What shaft diameter is recommended for reliable measurement?
For accurate readings, the shaft diameter should be at least 200 mm.
Q7: What industries commonly use the PR6426/000-140?
It is widely used in power generation, petrochemical plants, oil and gas facilities, and other heavy industrial rotating machinery systems.
Q8: Does the PR6426/000-140 require a signal converter?
Yes, it typically works with compatible signal converters such as CON011, CON021, or similar systems for signal conditioning and monitoring integration.
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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.
