Description
Introduction to EMT Pig Detectors
The EMT Pig Detectors are sophisticated device designed to accurately detect the presence of pipeline inspection gauges, commonly known as “pigs,” during their passage through pipelines. This device is crucial for ensuring the efficient operation and maintenance of pipeline systems, particularly in the oil and gas industry where pipeline integrity and cleanliness are paramount. Utilizing advanced sensor technology, the EMT Pig Detector can reliably signal the arrival and departure of pigs. This helps operators to monitor cleaning, inspection, or blockage clearance processes in real-time. Its robust construction allows it to withstand the harsh conditions typically found in subterranean or underwater pipelines. Thereby it provides consistent performance and reducing the risk of costly downtime or accidents due to undetected maintenance issues.
Specifications of Pig Detectors
| Specification | |
| Type | Intrusive |
| Connection Type | Flange connection |
| Indicator Feature | Manual reset flag; Date and time display combined with electrical signals (optional) |
| Installing Type | 2″ Flange, ASME B16.5 (CLASS 150-2500) |
| Plug Body Length | 200 mm or as per actual needs |
| Insert Depth Adjustment | 20 mm |
| Operating Temperature | -20 to 120°C or as per customer requirements |
| NACE | MR 0175 |
| Ingress Protection | IP66 |
| Explosion-Proof Class | Exd II BT4 |
| Remove Under Pressure | No |
| Trigger Type | Bi-directional (Uni-directional trigger also available) |
| Internal Part Material | PTFE Coated A105N (Options: 304SS, 316LSS, DSS, INCONEL, or as per MR) |
| Junction Box Material | Aluminium alloy or 316SS |
| Switch Type | DPDT or 2*SPDT |
| Switch Rating | DC24V 3A or DC24V 5A |
Selection Model
| Configuration parameter | |||
| ●standard configuration | ○Optional configuration | — No | |
| Trigger type(b-bidirectional /f-bidirectional feather /u-u-unidirectional) | ○/○/● | ||
| Flag trigger interagency interaction (no / Yes _ the flexibility of the trigger mechanism can be checked online) | —/● | —/● | —/— |
| Wetted part material(316L SS/DSS/INCONEL) | ●/○/○ | ||
| Flange/welding base material(PTFE Coated A105N/304SS/316LSS/DSS/INCONEL/According to customers’ needs) | ● /○/○/○/○/○ | ||
| Liquid level position in the machine (high _ requires heat tracing / low _ does not require heat tracing) | —/● | ||
| Output junction box(aluminum alloy /316ss) | —/— | ●/○ | ●/○ |
| Output switch (DPDT/SPDT) | —/— | ○/● | ○/● |
| Switching capacity (DC24V 3A/DC24V 5A) | —/— | ●/○ | ●/— |
| Output interface size (M20 × 1.5(F)/1/2″NPT(F)) | —/— | ●/○ | ●/— |
| Pressurized handling tools(2 full thread studs / synchronous special tools) | ●/○ | ||
| Insertion depth adjustment range (±10mm) | ● | ||
Applications of Pig Detectors
EMT Pig Detectors are utilized across a range of applications, primarily in the oil and gas industry, where maintaining pipeline integrity and efficiency is critical. These devices are essential for the management of pigging operations which are conducted to clean pipelines, remove deposits, inspect for damage or corrosion, and ensure the flow efficiency of the transported substances. By detecting the exact position of pigs as they travel through pipelines, EMT Pig Detectors help operators to accurately schedule maintenance and inspection activities.
This precise tracking is vital for preventing pipeline blockages and optimizing the cleaning process, which in turn minimizes downtime and maximizes throughput. Additionally, these detectors are used to ensure that all sections of the pipeline are regularly and thoroughly inspected, contributing to prolonged pipeline life and reduced risk of leaks or ruptures that could lead to environmental disasters.
In more specialized applications, EMT Pig Detectors are also used in the delivery of batch products through the same pipeline. They detect the transition between different fluids, enabling the separation and proper handling of diverse products such as oil, gas, and chemicals within the same pipeline system. This capability is essential for multi-product pipelines where cross-contamination needs to be prevented.
Furthermore, the use of pig detectors enhances safety measures by providing real-time data and alerts if a pig becomes stuck or lost within the pipeline. This immediate feedback allows for quick intervention, potentially saving significant repair and recovery costs and ensuring the safety of the operation. Thus, the EMT Pig Detectors play a pivotal role not just in maintenance and inspection but also in operational logistics and safety management within pipeline systems.
Different Types
| Indicator Types | ||||
| Indicator Types | A | B | C | D |
| Intrusive Type | Intrusive | Intrusive | Intrusive | Intrusive |
| Indicator Features | Popper Type | Manual reset flag | Manual reset flag combined with electrical signals | Date and time display combined with electrical signals |
Our EMT Service
Our EMT Service offers comprehensive support and maintenance for all your pipeline integrity needs, ensuring that your operations run smoothly and efficiently. Specializing in the deployment and management of EMT Pig Detectors and corrosion probes, our team provides expert installation, real-time monitoring, and timely maintenance services. We also offer customized solutions tailored to meet the specific requirements of your pipeline system, whether it involves complex multi-product pipelines or high-pressure transmission lines. With our advanced diagnostic tools and experienced technicians, we are committed to optimizing the performance and safety of your infrastructure, significantly reducing downtime and operational costs while enhancing overall system reliability. Our proactive service approach helps you adhere to regulatory standards and extend the lifespan of your assets, ensuring that you achieve maximum productivity and safety in your operations.
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