Description

The EMT Intrusive Pig Signaller is a critical component in the management and monitoring of pipeline systems, specifically designed to confirm the movement of pipeline pigs as they traverse the pipeline. These signallers play a vital role in ensuring operational efficiency and safety, providing real-time feedback on the status of pipeline cleaning and maintenance operations.

Key Features and Specifications of Pig Signaller Intrusive

• Brand Name: EMT Pigging
• Product Name: Flag Flange Removable Intrusive Pig Signaller
• Flange Materials: The signaller is available in a range of durable materials, including:
  • Stainless Steel 304: Known for its corrosion resistance and good mechanical properties.
  • Stainless Steel 316: Offers enhanced corrosion resistance, particularly in marine and chemical environments.
  • DSS F51: A duplex stainless steel that combines high strength with excellent corrosion resistance.
  • Carbon Steel A105N: A robust option suitable for high-pressure applications.
  • Inconel 625: A nickel-based alloy known for its exceptional resistance to extreme environments.
• Flange Pressure Ratings: The EMT Pig Signaller is designed to accommodate a variety of pressure requirements, available in classes:
  • 150#
  • 300#
  • 600#
  • 900#
  • 1500#
  • 2500#

  This range ensures that the signaller can be effectively utilized in both low and high-pressure pipeline systems.

• Operating Temperature Range: The signaller is engineered to function effectively within a temperature range of -20°C to +120°C, making it suitable for diverse environmental conditions.

Applications and Benefits of Pig Signaller Intrusive

The EMT Pig Signaller is strategically positioned at critical points within pipeline systems, including both pig launching and receiving stations, as well as along the pipeline at key intervals. This strategic placement enables the signaller to provide essential confirmation of pig passage, which is vital for several reasons:

Operational Efficiency

Confirming the movement of pipeline pigs is crucial for maintaining operational efficiency. By accurately tracking pig passage, operators can ensure that cleaning and maintenance processes are executed as planned. This capability helps to:

• Minimize Downtime: By knowing exactly when a pig has passed a certain point, operators can schedule subsequent processes without unnecessary delays, significantly reducing downtime.
• Maximize Productivity: Efficient tracking allows for better resource allocation and scheduling, enabling teams to focus on other critical tasks while maintaining pipeline integrity.

Safety Assurance

Monitoring pig movement is not only about efficiency; it also plays a vital role in ensuring safety within pipeline operations. The benefits include:

• Prevention of Blockages: By confirming that pigs are moving through the system as intended, operators can identify potential blockages before they escalate into serious issues, thereby preventing costly disruptions.
• Mitigation of Risks: Early detection of irregularities in pig movement can help avert safety hazards, such as pressure build-up or leaks, which could pose risks to personnel and the environment.
• Cost Reduction: By preventing failures and blockages, operators can avoid expensive repairs and downtime, leading to significant cost savings over time.

Versatility

The EMT Pig Signaller is designed with versatility in mind. Its various flange materials and pressure ratings allow it to be tailored to meet the specific requirements of different pipeline systems. This adaptability provides several advantages:

• Compatibility: The ability to customize the signaller ensures that it can be effectively integrated into a wide range of pipeline configurations, regardless of material or pressure requirements.
• Optimal Performance: Tailoring the signaller to the specific needs of a pipeline system enhances its performance, ensuring reliable operation even in challenging conditions.

Durability

Constructed from high-quality materials, the EMT Pig Signaller is built to withstand the demanding environments typically found in pipeline operations. The durability of the signaller offers numerous benefits:

• Long-lasting Performance: High-grade materials ensure that the signaller can endure wear and tear, reducing the frequency of replacements and maintenance.
• Reduced Maintenance Needs: A durable design minimizes the need for ongoing maintenance, allowing operators to focus on other critical aspects of pipeline management.
• Resistance to Corrosion and Environmental Factors: With options for corrosion-resistant materials, the signaller maintains its integrity even in harsh conditions, ensuring consistent performance over time.

Types of the EMT Pig Signaller Intrusive

The EMT Intrusive Pig Signaller offers a range of options designed to meet the diverse needs of pipeline operations. These options include three trigger types, three indicator types, and three mounting configurations, ensuring flexibility and adaptability for various applications.

Trigger Types

1. Bi-directional: This trigger type allows the signaller to confirm pig movement in both directions, making it suitable for pipelines where pigs may travel back and forth.
2. Bi-directional Feather: Similar to the standard bi-directional trigger, this version includes a feather mechanism that provides enhanced sensitivity and responsiveness, ensuring accurate detection of pig passage.
3. Uni-directional: Designed for pipelines with a single flow direction, this trigger type effectively confirms pig movement in one direction, providing straightforward monitoring for specific applications.

Indicator Types

The EMT Pig Signaller also features three distinct indicator types to enhance visibility and functionality:

• Manual Reset Flag. This simple yet effective indicator allows operators to manually reset the flag, providing a clear visual confirmation of pig passage.
• Manual Reset Flag with Electrical Switch Output. This option combines the manual reset flag with an electrical switch output, enabling automated alerts and integration with pipeline monitoring systems.
• Digital Display with Electrical Switch Output. This advanced indicator features a digital display that shows real-time information about pig movement, paired with an electrical switch output for seamless integration into automated systems.

Mounting Types

To accommodate various installation requirements, the EMT Pig Signaller offers three mounting configurations:

• 2″ Flange Connection. This mounting type allows for easy attachment to existing pipeline flanges, facilitating straightforward installation.
• 2″ Welded Nipple. Designed for robust applications, this welded nipple connection provides a secure and permanent mounting solution.
• 2″ Welded Base with NPT Nipple Connection. This versatile option allows for flexible installation in a variety of pipeline setups, ensuring compatibility with different systems.