ENDRESS HAUSER MJD004-0000 Plc Modules

( Brand: Endress Hauser ), ( Manufacturer Part Number: MJD004-0000 ), ( Part Type: Module )

Review ENDRESS HAUSER And Mjd0040000 Used

The **Endress Hauser MJD004-0000** is a high-performance, compact magnetic flowmeter designed for precise and reliable measurement of liquid flow in industrial applications where space efficiency and robust performance are critical. Part of the **Promag** series, this device combines advanced magnetic induction technology with a rugged, modular construction to deliver accurate flow measurement across a wide range of process conditions. The MJD004-0000 features a **4-inch (100 mm) flange connection**, making it ideal for medium to large pipelines where traditional insertion probes may not suffice. Its **dual-channel measurement principle** ensures high accuracy and repeatability, even in challenging environments with varying fluid properties, such as high conductivity, abrasive particles, or turbulent flow. The flowmeter s **HART 7 and Foundation Fieldbus** communication protocols enable seamless integration with modern process control systems, allowing for real-time monitoring, diagnostics, and remote troubleshooting. With an **IP68** rating, the MJD004-0000 is built to withstand harsh industrial conditions, including exposure to moisture, dust, and extreme temperatures, while its **wide turndown ratio** of up to 20:1 ensures consistent performance across varying flow rates. Additionally, the device incorporates **Endress Hauser s patented electrode technology**, which minimizes fouling and reduces maintenance requirements, making it a cost-effective solution for long-term operation. Whether deployed in water treatment plants, chemical processing, or power generation facilities, this flowmeter provides the reliability and precision needed to optimize operational efficiency and ensure regulatory compliance.

### **Pros and Cons of buying a Endress Hauser MJD004-0000 (Magnetic Flowmeter)**

#### **Pros**

1. **High Accuracy and Reliability**

The MJD004 is a robust magnetic flowmeter designed for industrial applications, offering precise measurement of conductive liquids. Its advanced sensor technology ensures consistent performance even in challenging conditions.

2. **Wide Range of Applications**

Suitable for measuring a variety of conductive fluids, including water, wastewater, acids, alkalis, and slurries. Its versatility makes it ideal for industries such as water treatment, chemical processing, and food and beverage production.

3. **Durable Construction**

Built with high-quality materials, including corrosion-resistant coatings and reinforced housings, the MJD004 is designed for long-term durability in harsh environments. It can withstand high pressures and temperatures, reducing maintenance needs.

4. **Low Maintenance Requirements**

Since it has no moving parts inside the measurement tube, wear and tear are minimized. This leads to fewer calibration adjustments and extended operational life compared to mechanical flowmeters.

5. **Compliance with Industry Standards**

The device meets international standards such as IEC 60534 and is often used in applications requiring strict regulatory compliance, such as wastewater treatment and chemical processing.

6. **Easy Installation and Integration**

The MJD004 is designed for straightforward installation in pipelines, with options for flanged or threaded connections. It also supports digital communication protocols (e.g., HART, Profibus, Foundation Fieldbus), making it compatible with modern SCADA and automation systems.

7. **Wide Measurement Range**

Capable of handling flow rates from very low to extremely high volumes, depending on the pipe size, making it adaptable to various industrial processes.

8. **Resistance to Clogging**

The smooth internal surface and lack of obstructions help prevent blockages, which is particularly beneficial when measuring liquids with suspended solids.

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#### **Cons**

1. **Limited to Conductive Liquids Only**

The MJD004 cannot measure non-conductive fluids (e.g., oils, gases, or pure water with very low conductivity). This restricts its use in certain applications where such fluids are involved.

2. **Higher Initial Cost**

Compared to some mechanical flowmeters or ultrasonic alternatives, the MJD004 may have a higher upfront purchase price, especially for larger pipe sizes.

3. **Potential for Signal Interference**

In environments with strong electromagnetic fields or high-frequency noise, the magnetic flowmeter s signal could be affected, leading to measurement inaccuracies. Proper shielding and grounding may be required.

4. **Pressure Drop Considerations**

While minimal, there is still a slight pressure drop across the meter due to its design. This may need to be accounted for in system design, particularly in high-pressure applications.

5. **Calibration Sensitivity**

Although low-maintenance, the MJD004 requires periodic verification to ensure accuracy, especially if the fluid properties (e.g., conductivity) change over time.

6. **Limited Suitability for Gases or Steam**

Magnetic flowmeters are not designed for gaseous or steam applications, which may require alternative technologies like turbine or thermal mass flowmeters.

7. **Potential for Electrode Fouling**

In highly corrosive or abrasive liquids, the electrodes inside the meter may degrade over time, requiring replacement and adding to maintenance costs.

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### **Conclusion**

The **Endress Hauser MJD004-0000** is a high-performance magnetic flowmeter well-suited for industrial applications involving conductive liquids. Its strengths lie in its accuracy, durability, low maintenance, and compliance with strict standards, making it a reliable choice for water treatment, chemical processing, and similar fields. However, its limitations such as inability to measure non-conductive fluids, higher cost, and potential signal interference must be carefully considered before purchase.

For applications where **conductive liquid measurement is critical, and long-term reliability is a priority**, the MJD004 is an excellent investment. Conversely, if the application involves **non-conductive fluids, gases, or steam**, alternative flowmeter technologies should be evaluated.

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### **Recommendation**

- You are measuring **conductive liquids** (e.g., water, wastewater, acids, slurries).

- Your application requires **high accuracy, durability, and low maintenance**.

- Compliance with **industry standards** (e.g., IEC 60534) is mandatory.

- You operate in an environment where **electromagnetic interference is minimal or managed**.

- You need to measure **non-conductive fluids, gases, or steam**.

- Your budget is constrained, and alternative flowmeters (e.g., ultrasonic or turbine meters) offer a better cost-performance balance.

- The application involves **extreme electromagnetic interference** without proper shielding.

For optimal results, consult with Endress Hauser or a certified integrator to ensure the MJD004 is correctly sized and configured for your specific pipeline and fluid conditions.

Details:

Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection. Call to use a shipping service other than the ones listed. Sells new and surplus product develops channels to purchase such. All products are guaranteed to be working but may show signs of use if purchasing a used product.

part #: mjd0040000 prices

• $119.00-$359.44

specifications sensoindustria:

• brand: Endress Hauser
• mpn: Mjd004-0000
• part type: Module

payments sensoindustria:

• wallet: Apple-pay
• credit card: Discover
• other

general sensoindustria:

• condition: Used
• PLCs HMIs > PLC Peripheral Modules > PLC Input Output Modules

returns sensoindustria:

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

offer sensoindustria:

• started: May 4, 2026
• quantity: 1
• sold: 0
• availability: In Stock
• options: Ship-to-home

seller sensoindustria:

• city: 1 Millennium Dr, Willingboro, NJ 08046
• rating: 99.7%
• # reviews: 202357

shipping sensoindustria:

• service: Standard
• cost: $12.90
• type: Fixed
• class: Standard
• transit: 24-37 Days

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