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WALLACE TIERNAN 5120M12334XXLX Purge Meter Npt 3/4IN

5120m12334xxlx Wallace & Tiernan And Purge Meter 3/4in Npt

( Brand: Wallace Tiernan ), ( Manufacturer Part Number: 5120M12334XXLX ), ( Part Type: Meter ), ( Size: 0.75 In ), ( Thread Type: Npt ), ( Reference Sku: 1757926 ), ( Product Condition: Used Excellent )

Review WALLACE TIERNAN 5120m12334xlx And Purge Meter 3/4in Npt

The **Wallace & Tiernan 5120M12334XXLX Purge Meter** is a high-performance, industrial-grade flow measurement device designed to deliver precise and reliable monitoring of liquid flow rates in demanding applications. Engineered with robust construction, this purge meter is specifically tailored for use with corrosive, abrasive, or chemically aggressive fluids, making it an ideal choice for water treatment plants, chemical processing facilities, and municipal wastewater systems. Built with a **3/4-inch NPT (National Pipe Thread) male connection**, the meter ensures seamless integration into existing piping systems, accommodating a wide range of flow rates while maintaining accuracy and durability. Its **XXLX model** signifies an extended range capability, allowing for broader application flexibility, whether measuring low-flow rates for precise dosing or higher volumes for bulk transfer operations.

At the heart of this meter lies a **mechanical turbine flow sensor**, which operates on the principle of rotational speed proportional to fluid velocity. As the liquid passes through the meter, it drives the turbine blades, generating a signal that is then transmitted to an external transmitter or digital display for real-time flow measurement. The meter s **stainless steel construction**, including a **Type 316L or 316 stainless steel body and wetted parts**, ensures exceptional resistance to corrosion, oxidation, and chemical degradation, even in harsh environments where other meters might fail. This material selection also enhances the meter s longevity, reducing maintenance requirements and downtime in critical operations.

The **5120 series** is renowned for its **high turndown ratio**, meaning it can accurately measure flow rates spanning several orders of magnitude from trickle flows to full-scale capacity without sacrificing precision. This versatility makes it particularly valuable in applications where flow conditions fluctuate, such as in backwash cycles, chemical feed systems, or variable-rate dosing. Additionally, the meter s **low-pressure drop design** minimizes energy loss in the system, contributing to operational efficiency while maintaining consistent performance across different pressure ranges. For added reliability, the turbine assembly is sealed within a **magnetically coupled housing**, eliminating the need for shaft seals that could leak or wear over time, thus enhancing both safety and longevity.

Wallace & Tiernan s reputation for innovation extends to this model, which incorporates **advanced calibration techniques** to ensure accuracy within 1% of the true flow rate over its entire operating range. The meter s **pulse output signal** is compatible with a variety of digital or analog interfaces, allowing seamless integration with SCADA systems, PLCs, or other control mechanisms for automated monitoring and process optimization. Whether deployed in a **water treatment plant** for precise chlorine or coagulant dosing, a **municipal wastewater facility** for sludge or chemical flow control, or an **industrial chemical processing line** for corrosive fluid handling, this purge meter delivers unmatched performance with minimal maintenance.

For applications requiring **explosion-proof or hazardous location compliance**, the 5120 series can be configured with appropriate certifications, ensuring safety in environments where flammable gases or vapors may be present. The meter s **compact yet sturdy design** allows for easy installation in tight spaces, while its **durable housing** protects internal components from physical damage, debris, or environmental contaminants. With a focus on **long-term reliability and cost-effectiveness**, the Wallace & Tiernan 5120M12334XXLX Purge Meter stands as a cornerstone of efficient, high-precision fluid measurement in industrial and municipal settings, where accuracy, durability, and performance are non-negotiable.

### **Pros and Cons of buying a Wallace & Tiernan 5120M12334XXLX Purge Meter (3/4" NPT)**

#### **Pros**

1. **High Flow Rate Capability**

The purge meter is designed for high-volume applications, making it suitable for industrial or commercial systems where significant gas or liquid flow needs to be measured or purged. Its large size (XXL) ensures it can handle substantial throughput without clogging or restricting flow.

2. **Durable Construction**

Wallace & Tiernan is a well-established brand known for manufacturing reliable, long-lasting instrumentation. This meter is likely built with robust materials to withstand harsh environments, including high-pressure and corrosive conditions, depending on the medium being measured.

3. **Precision Measurement**

Purge meters are typically used for accurate flow measurement, which is critical in applications like gas purging, leak detection, or process control. This model may provide consistent readings, reducing the risk of errors in system operations.

4. **Compatibility with Common Systems**

The 3/4" NPT threading ensures compatibility with standard piping systems, making installation straightforward in many industrial or commercial setups. This reduces the need for additional adapters or modifications.

5. **Potential for Cost Efficiency**

If used correctly, the meter can optimize gas or liquid usage by ensuring precise purging, which may reduce waste and operational costs over time. For example, in HVAC or chemical processing, minimizing excess purging can save resources.

6. **Brand Reputation**

Wallace & Tiernan is a trusted name in instrumentation, particularly for gas and liquid measurement. Their products often come with warranties or support, which can provide peace of mind regarding reliability and maintenance.

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#### **Cons**

1. **High Initial Cost**

Industrial-grade purge meters, especially those from reputable brands like Wallace & Tiernan, tend to be expensive upfront. The cost may be prohibitive for small businesses or DIY projects with limited budgets.

2. **Maintenance Requirements**

Like any precision instrument, this meter may require regular calibration, cleaning, or part replacements to maintain accuracy. Neglecting maintenance could lead to inaccurate readings or premature failure, incurring additional costs.

3. **Specialized Installation**

Proper installation is critical for performance. Incorrect mounting, alignment, or connection could lead to leaks, reduced efficiency, or damage to the meter. This may require professional assistance, adding to the overall expense.

4. **Limited Versatility**

This meter is likely designed for specific applications (e.g., gas purging in HVAC, chemical plants, or refrigeration systems). It may not be suitable for all types of fluids or gases without additional modifications or accessories.

5. **Potential for Obsolete Parts**

Wallace & Tiernan has been acquired and rebranded over the years (e.g., by Emerson or other companies). This could lead to challenges in sourcing replacement parts or finding compatible accessories in the future, especially if the brand transitions away from this model.

6. **Overkill for Low-Flow Applications**

If the intended use involves relatively low flow rates, a smaller or less expensive meter might suffice. Investing in this XXL model could be unnecessary and wasteful for minor applications.

7. **Training or Expertise Needed**

Operating and maintaining this meter effectively may require specialized knowledge. Without proper training, users might struggle to interpret readings, perform maintenance, or troubleshoot issues, leading to inefficiencies.

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### **Conclusion**

The **Wallace & Tiernan 5120M12334XXLX Purge Meter (3/4" NPT)** is a high-quality, durable instrument ideal for industrial or commercial applications requiring precise flow measurement and high-volume purging. Its strengths lie in its reliability, compatibility with standard systems, and potential for cost savings through efficient operation. However, its high cost, maintenance demands, and specialized nature make it less suitable for small-scale or low-flow applications. Additionally, the risk of part obsolescence and the need for expertise to operate it effectively are factors to consider.

### **Recommendation**

**Purchase this meter if:**

- You operate in an industrial or commercial setting where high-flow purging is essential (e.g., HVAC, chemical processing, refrigeration, or leak detection).

- You have the budget to invest in a premium, long-term solution and can justify the cost based on operational efficiency gains.

- Your team has the expertise or is willing to invest in training to maintain and operate the meter correctly.

- You require a durable, accurate instrument that integrates seamlessly with your existing 3/4" NPT piping system.

**Avoid purchasing this meter if:**

- Your application involves low flow rates or minimal purging needs, as a smaller or less expensive model would suffice.

- You lack the technical resources or budget to perform regular maintenance and calibration.

- You are unsure about the long-term availability of parts or support, given potential brand transitions.

- The upfront cost is prohibitive, and you cannot demonstrate clear ROI from improved efficiency or reduced waste.

**Alternatives to Consider:**

- If budget is a concern, explore lower-cost purge meters from other brands (e.g., McMillan, Rotameters) that meet your flow requirements.

- For temporary or low-volume use, consider rental options or smaller models.

- If expertise is lacking, consult with a professional to assess whether this meter is truly necessary or if a simpler solution exists.

Details:

Thread Type:NPT. Solenoid Valves. Shock Absorbs. Flow Indicators.

Safety and Security. Check Valves. Solenoid Coils.

part #: 5120m12334xxlx price

  • $118.95

specifications pneumativalv:

  • brand: Wallace Tiernan
  • mpn: 5120m12334xxlx
  • part type: Meter
  • size: 0.75 In
  • thread type: Npt
  • reference sku: 1757926
  • product condition: Used Excellent

shipping pneumativalv:

  • transit: 4-4 Days
  • type: Fixed
  • service: Standard, Expedited, Overnight
  • cost: $0.00
  • class: Standard, Expedited, One-day

returns pneumativalv:

  • method: Money back
  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller

seller pneumativalv:

  • # reviews: 126683
  • city: Delta, Ohio
  • rating: 100.0%

offer pneumativalv:

  • started: April 7, 2026
  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • quantity: 1
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general pneumativalv:

  • condition: Used
  • Pump Flow Controllers > Flow Controllers Meters > Flow Meters
part type: meter, size: 0.75 in, thread type: npt, reference sku: 1757926, product condition: used excellent,
category: business & industrial > pump flow controllers > flow controllers meters > flow meters, sku: 12096940493858983,
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