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TEMPOSONICS EP21250MD841R5 Linear Sensor

Ep21250md841r5 Temposonics E-series Linear Sensor Used Free Shipping

( Brand: Temposonics ), ( Manufacturer Part Number: EP21250MD841R5 ), ( Model: E-SERIES ), ( Type: Linear Sensor )

Review TEMPOSONICS E series Linear Sensor Used Free Shipping

The **TEMESONICS EP21250MD841R5 E-Series Linear Sensor** is a high-performance, magnetostrictive position sensing system designed for demanding industrial applications where precision, reliability, and durability are paramount. Part of the advanced E-Series lineup from TEMESONICS, this sensor combines cutting-edge magnetostrictive technology with robust mechanical construction to deliver exceptional accuracy and repeatability across a wide range of motion profiles. With a measurement range of **250 millimeters (10 inches)**, the EP21250MD841R5 excels in applications requiring real-time position feedback, such as hydraulic and pneumatic cylinder monitoring, robotic arm positioning, material handling systems, and automated manufacturing processes. Its **841R5** designation indicates a **resolution of 0.01 mm (0.0004 inches)**, ensuring sub-micron precision for even the most intricate control tasks, while the **MD** variant signifies a **metal housing** design optimized for harsh environments, offering superior resistance to temperature fluctuations, vibration, and mechanical stress.

The sensor operates on a **two-wire, 4-20 mA analog output** interface, making it easily integrable into existing PLC or DCS systems without the need for complex signal conditioning. Its **magnetostrictive sensing principle** eliminates the wear and tear associated with traditional potentiometric or inductive sensors, providing a maintenance-free solution with an operational lifespan measured in decades. The **E-Series architecture** incorporates advanced signal processing algorithms to minimize noise and drift, ensuring consistent performance even in high-speed or dynamically changing environments. The sensor s **IP67-rated enclosure** further enhances its suitability for dirty, wet, or corrosive conditions, while its **wide operating temperature range of -40 C to 125 C (-40 F to 257 F)** guarantees reliable operation in extreme climates, from cold storage facilities to high-temperature industrial furnaces.

Beyond its technical specifications, the EP21250MD841R5 stands out for its **modular and scalable design**, allowing for easy retrofitting into legacy systems or seamless integration into new automation setups. Its **compact yet rugged construction** ensures minimal installation footprint while maximizing durability, and the **built-in diagnostics** feature provides real-time feedback on sensor health, reducing downtime and enhancing predictive maintenance capabilities. Whether deployed in precision machining, automotive assembly lines, or heavy-duty material transport systems, this sensor delivers unmatched positional intelligence, enabling operators to achieve tighter process control, improve efficiency, and extend equipment lifespan. For industries where fractional millimeters can mean the difference between success and failure, the TEMESONICS EP21250MD841R5 E-Series Linear Sensor represents the pinnacle of magnetostrictive position sensing technology a dependable, high-precision solution engineered for the most exacting applications.

The Temposonics E-Series linear sensor (model EP21250MD841R5) is a high-performance eddy-current displacement sensor designed for precise, non-contact measurement in industrial applications. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of the Temposonics EP21250MD841R5**

1. **High Precision and Resolution**

The E-Series sensors are known for their exceptional accuracy, with resolutions as fine as 0.1 micrometers (100 nm). This makes them ideal for applications requiring tight tolerances, such as positioning systems, vibration analysis, or metrology.

2. **Wide Measurement Range**

This specific model offers a measurement range of 25 mm (25,000 micrometers), which is versatile for many industrial applications. The range can be adjusted via software or hardware settings, allowing flexibility in different use cases.

3. **Non-Contact Measurement**

Eddy-current sensors do not require physical contact with the target, reducing wear and tear on both the sensor and the measured object. This also eliminates issues like friction, contamination, or mechanical damage that can arise with contact-based sensors.

4. **High Frequency Response**

The E-Series sensors can measure dynamic movements with high bandwidth (up to several kHz, depending on the configuration), making them suitable for applications involving vibration, velocity, or rapid positional changes.

5. **Robust and Durable Design**

The sensor is built to withstand harsh environments, including exposure to dust, moisture, and temperature variations (operating temperature range typically from -40 C to 125 C). The IP67 or IP68 rating (depending on the housing) ensures protection against liquids and solids.

6. **Compatibility with Various Materials**

Eddy-current sensors work with conductive materials (e.g., metals, alloys) and can also measure non-conductive materials if they are coated with a conductive layer. This versatility broadens its applicability across different industries.

7. **Digital Output and Integration**

The sensor supports digital communication protocols such as Profibus, DeviceNet, or Ethernet/IP, depending on the model variant. This facilitates easy integration into PLCs, DCS, or other industrial control systems. The EP21250MD841R5 likely includes analog outputs (e.g., 4-20 mA) as well, providing flexibility for analog systems.

8. **Low Maintenance**

Since the sensor operates without physical contact, maintenance requirements are minimal. There are no moving parts to wear out, and calibration may be required less frequently compared to mechanical sensors.

9. **Wide Temperature Range**

The sensor can operate reliably across a broad temperature spectrum, which is crucial for applications in extreme environments such as automotive testing, aerospace, or industrial machinery.

10. **Customization and Accessories**

Temposonics offers a range of accessories, such as different probe lengths, mounting brackets, and protective housings, allowing users to tailor the sensor to their specific application needs.

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### **Cons of the Temposonics EP21250MD841R5**

1. **Limited to Conductive Materials**

Eddy-current sensors cannot measure non-conductive materials (e.g., plastics, ceramics, or wood) without a conductive coating. This limitation restricts their use in certain applications where such materials are prevalent.

2. **Sensitivity to Target Properties**

The sensor s performance can be affected by the electrical conductivity, surface roughness, and thickness of the target material. Variations in these properties may require recalibration or adjustments to maintain accuracy.

3. **Cost**

High-precision sensors like the E-Series are generally more expensive than basic mechanical or optical sensors. The initial purchase cost, as well as potential calibration or integration expenses, may be prohibitive for budget-conscious applications.

4. **Complex Installation and Calibration**

Setting up an eddy-current sensor requires careful consideration of probe positioning, target material properties, and environmental factors. Improper installation can lead to inaccurate readings or sensor damage. Calibration may also require specialized equipment or expertise.

5. **Signal Noise and Interference**

Eddy-current sensors can be susceptible to electromagnetic interference (EMI) or radio frequency interference (RFI) from nearby sources, which may degrade signal quality. Shielding or proper grounding may be necessary to mitigate these issues.

6. **Limited Range for Some Applications**

While the 25 mm range is suitable for many applications, it may be insufficient for larger-scale measurements. In such cases, multiple sensors or a different model with a wider range (e.g., 50 mm or 100 mm) would be required.

7. **Dependency on Sensor-Target Gap**

The accuracy of eddy-current sensors can degrade if the gap between the sensor and the target exceeds the recommended operating range. This requires precise alignment and may add complexity to the setup.

8. **Software and Configuration Complexity**

The E-Series sensors often require software for configuration, calibration, and data analysis. This can introduce a learning curve for users who are not familiar with industrial measurement systems.

9. **Potential for Drift Over Time**

While eddy-current sensors are generally stable, long-term drift can occur due to environmental factors or sensor aging. Regular calibration may be necessary to maintain accuracy over extended periods.

10. **Vendor Dependency**

Temposonics is a specialized manufacturer, and reliance on their support for troubleshooting, spare parts, or upgrades may be a drawback for users who prefer more widely available or open-standard solutions.

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### **Conclusion**

The Temposonics EP21250MD841R5 is a high-performance eddy-current sensor that excels in applications requiring precise, non-contact, and dynamic measurement of conductive materials. Its strengths lie in its accuracy, durability, wide measurement range, and compatibility with harsh environments. However, its limitations such as the inability to measure non-conductive materials, sensitivity to target properties, and higher cost must be carefully considered.

This sensor is particularly well-suited for industries such as:

- **Automotive:** Engine testing, suspension alignment, or brake system diagnostics.

- **Aerospace:** Structural health monitoring, vibration analysis, or precision positioning.

- **Industrial Machinery:** Monitoring wear in bearings, alignment of rotating shafts, or quality control in manufacturing.

- **Metrology and Research:** High-precision measurement in laboratories or research settings.

For applications where these limitations are not critical, the EP21250MD841R5 offers unmatched performance and reliability. However, if the target material is non-conductive or the budget is constrained, alternative sensor technologies (e.g., optical, capacitive, or mechanical) may be more appropriate.

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### **Recommendation**

**Buy the Temposonics EP21250MD841R5 if:**

- Your application involves precise measurement of conductive materials (e.g., metals, alloys).

- You require non-contact, high-frequency, and high-resolution displacement or vibration sensing.

- Your environment is harsh (e.g., high temperatures, dust, or moisture), and durability is a priority.

- You need seamless integration with industrial control systems (e.g., PLCs, DCS) via digital or analog outputs.

- You are willing to invest in a high-performance sensor for long-term reliability and low maintenance.

**Avoid or consider alternatives if:**

- Your target material is non-conductive (e.g., plastics, ceramics), as you would need to add a conductive coating or choose a different sensor type.

- Your budget is limited, as lower-cost sensors (e.g., basic LVDTs or mechanical sensors) may suffice for less demanding applications.

- You lack expertise in sensor installation, calibration, or troubleshooting, as improper setup could lead to inaccurate results.

- Your measurement range exceeds 25 mm, as you may need a different model or multiple sensors.

For most industrial applications where precision and durability are critical, the EP21250MD841R5 is a strong choice. However, always conduct a thorough feasibility study to ensure it meets your specific requirements before purchasing.

Details:

Made by the trusted brand TEMPOSONICS, this linear sensor is part of E-SERIES line, known for its reliability and accuracy. WH2 linear shelf. With free shipping in the USA, this product offers a convenient and efficient solution for various industrial automation applications requiring accurate linear measurements. The TEMPOSONICS EP21250MD841R5 E-SERIES Linear Sensor is a high-quality industrial automation product designed for precise linear motion control.

part #: ep21250md841r5 price

  • $980.00

specifications linactuat:

  • brand: Temposonics
  • mpn: Ep21250md841r5
  • model: E-series
  • type: Linear Sensor

returns linactuat:

  • policy: Returns Accepted
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  • time: 30 Days

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  • availability: In Stock
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  • quantity: 1
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  • started: April 11, 2026

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type: linear sensor,
category: business & industrial > industrial automation motion controls > rotary linear motion > linear actuator controls, sku: 14379917265040871,
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