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EDWARDS VACUUM D02158000 Prl Pirani Gauge Head

D02158000 Edwards Vacuum Prl 10 - Pirani Gauge Head

( Brand: Edwards Vacuum ), ( Manufacturer Part Number: D02158000 ), ( Part Type: Vacuum Gauge Head )

Review EDWARDS VACUUM Prl Pirani Gauge Head

The **Edwards D02158000 PRL 10 Piran Gauge Head** is a high-performance, precision-engineered vacuum measurement device designed for applications requiring accurate and reliable pressure monitoring in ultra-high vacuum (UHV) and high-vacuum (HV) environments. Part of Edwards renowned PRL (Pirani) series, this gauge head leverages advanced thermal conductivity principles to deliver real-time pressure readings across a broad range of vacuum levels, from rough vacuum to high vacuum conditions. Built with robust construction, the D02158000 features a compact yet durable design, ensuring seamless integration into industrial, research, or laboratory setups where precision is critical. Its Piran sensor technology operates by measuring the heat transfer rate between a heated filament and the surrounding gas, providing a direct correlation to pressure levels without the need for ionizing gases, making it ideal for environments where sensitivity to certain gases or contamination risks must be minimized. The gauge head is equipped with a **PRL 10 controller interface**, allowing for precise calibration, linearization, and data output, while its **316L stainless steel construction** ensures corrosion resistance and long-term reliability in demanding applications such as semiconductor manufacturing, thin-film deposition, surface science research, or materials processing. With a dynamic range spanning from **10 mbar to 10 mbar**, this gauge head excels in monitoring partial pressures during processes like sputtering, evaporation, or chemical vapor deposition (CVD), where maintaining optimal vacuum conditions is essential for product quality and consistency. Additionally, its compatibility with Edwards broader vacuum system solutions including pumps, controllers, and leak detectors enables seamless system integration, enhancing overall operational efficiency. Whether used in academic research, industrial fabrication, or specialized manufacturing, the **D02158000 PRL 10 Piran Gauge Head** stands as a dependable tool for achieving and maintaining the exacting vacuum parameters required for high-precision applications.

**Pros and Cons of buying a Edwards Vacuum D02158000 PRL-10 Pirani Gauge Head**

The **Edwards PRL-10 Pirani gauge head** is a widely used component in vacuum systems, particularly for monitoring pressure in rough and medium vacuum ranges. Below is a detailed analysis of its advantages and limitations.

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### **Pros**

1. **Reliability and Durability**

The PRL-10 is a well-established model with a long track record in industrial and laboratory applications. Its robust construction ensures consistent performance over extended periods, especially when used within specified operating parameters.

2. **Compatibility with Edwards Systems**

As part of Edwards vacuum product line, this gauge head is designed to integrate seamlessly with other Edwards components, such as vacuum pumps (e.g., rotary vane or scroll pumps) and controllers. This compatibility simplifies system setup and maintenance.

3. **Wide Pressure Range**

The PRL-10 is suitable for measuring pressures from **rough vacuum (atmospheric pressure down to 10 mbar)** to **medium vacuum ( 10 mbar)**. This makes it versatile for applications like degassing, drying, or initial stages of high-vacuum processes.

4. **Low Maintenance Requirements**

Pirani gauges are generally low-maintenance compared to other types of vacuum gauges (e.g., ionization gauges). They do not require frequent calibration or replacement of consumables, though periodic checks for filament integrity are recommended.

5. **Cost-Effective**

Relative to more advanced gauges (e.g., capacitance manometers or ionization gauges), the PRL-10 offers a balance between performance and affordability. It is a cost-effective solution for basic to moderate vacuum monitoring needs.

6. **Simple Installation and Operation**

The gauge head is straightforward to install and connect to vacuum systems. It typically requires minimal additional hardware (e.g., a compatible controller or display unit) and does not demand specialized expertise for basic use.

7. **Resistance to Contamination**

Unlike ionization gauges, Pirani gauges are less susceptible to damage from residual gases or particulate matter, making them suitable for applications where cleanliness is a concern but not critical.

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### **Cons**

1. **Limited Pressure Range**

The PRL-10 is not suitable for **high-vacuum applications** (below 10 mbar). For pressures in the ultra-high vacuum (UHV) or high-vacuum (HV) ranges, other gauges (e.g., Penning or Bayard-Alpert ionization gauges) are required. This limitation may necessitate additional gauges in multi-range systems.

2. **Temperature Sensitivity**

Pirani gauges are sensitive to temperature fluctuations, which can affect accuracy. Environmental temperature changes or heat generated by the system may require compensation or calibration adjustments.

3. **Slower Response Time**

Compared to electronic gauges (e.g., capacitance manometers), the PRL-10 has a relatively slower response time due to its thermal-based measurement principle. This can be a drawback in dynamic vacuum processes where rapid pressure changes occur.

4. **Filament Wear and Replacement**

The gauge contains a heated filament that can degrade over time due to exposure to reactive gases or high temperatures. While not as frequent as in ionization gauges, filament replacement may eventually be necessary, adding to long-term maintenance costs.

5. **Accuracy Limitations**

Pirani gauges are less accurate than some modern electronic gauges, particularly at lower pressures within their range. Calibration may be required periodically to ensure reliable readings, especially in critical applications.

6. **Dependence on System Configuration**

The PRL-10 must be paired with a compatible controller or display unit (often sold separately) to provide readable output. Without proper interfacing, the gauge may only offer basic functionality or require manual interpretation.

7. **Potential for False Readings**

In environments with high levels of electromagnetic interference or fluctuating power supply, the gauge s readings may be affected. Shielding or stable power sources may be needed to mitigate this issue.

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### **Conclusion**

The **Edwards D02158000 PRL-10 Pirani gauge head** is a practical and reliable choice for applications requiring **rough to medium vacuum monitoring**. Its strengths lie in its **durability, compatibility with Edwards systems, low maintenance, and cost-effectiveness**, making it ideal for general laboratory, industrial, or research use where high-vacuum precision is not required.

However, its **limited pressure range, temperature sensitivity, and slower response time** may pose challenges for applications demanding high-vacuum performance or rapid pressure changes. Additionally, users must account for **filament maintenance and the need for compatible controllers** to fully utilize the gauge s capabilities.

For users already invested in Edwards vacuum systems or those seeking a **budget-friendly, low-maintenance solution for moderate vacuum applications**, the PRL-10 is a solid option. Those requiring **high-vacuum capabilities or ultra-precise measurements** would be better served by alternative gauges (e.g., ionization or capacitance manometers).

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### **Recommendation**

- **Buy the PRL-10 if:**

- You need a **reliable, low-cost vacuum gauge** for rough to medium vacuum ranges.

- Your system is **already part of an Edwards vacuum setup** (e.g., rotary vane pump).

- You prioritize **simplicity and durability** over high precision.

- Your application does not require **ultra-high vacuum** or rapid pressure changes.

- **Consider alternatives if:**

- You require **high-vacuum or ultra-high-vacuum measurements** (e.g., for semiconductor processing or UHV applications).

- Your system demands **faster response times or higher accuracy** (e.g., capacitance manometers or ionization gauges).

- You operate in **extreme temperature environments** where thermal compensation is critical.

- Budget allows for **more advanced gauges** with built-in digital interfaces or automated calibration.

For most **general-purpose vacuum applications**, the PRL-10 remains a **practical and cost-effective choice**, provided its limitations are understood and managed. Pair it with a compatible controller (e.g., Edwards **AutoTorr** or **Barocell**) to maximize usability.

Details:

Manufacturer Specifications. Quality Surplus. It has been removed from functioning equipment. Everything included is shown in the photos.

Edwards Vacuum PRL 10 - D02158000 Pirani Gauge Head Gopher Sales A proud subsidiary of Head: Brand:: Vacuum, model: : D021580 condition: Used, : : This item is in used condition. Processing times may vary, especially during high-demand periods.

part #: d02158000 prices

  • $140.00-$359.99

specifications pressureswitchiz:

  • brand: Edwards Vacuum
  • mpn: D02158000
  • part type: Vacuum Gauge Head

general pressureswitchiz:

  • condition: Used
  • Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Air Pressure Gauges

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  • started: May 12, 2026
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part type: vacuum gauge head,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > air pressure gauges, sku: 18387378959766762,
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  • Used. Offer #1 priced at $140.00 + $13.35 shipping estimate = $153.35* total. Quality Surplus. Model:PRL 10 - .+$13.35 shipping
  • Used. Offer #2 priced at $359.99 + $0.00 shipping estimate = $359.99* total. Model: PRL10K .FREE SHIPPING

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