Rosemount™ Wireless ET210 Corrosion and Erosion Transmitter

Description

Rosemount Wireless ET210: Simple, Reliable Corrosion Monitoring Solution

1. Continuous Wall Thickness Monitoring Ensures Asset Integrity

The Rosemount Wireless ET210 Corrosion and Erosion Transmitter represents a significant advancement in asset integrity management, offering ongoing visibility into critical pipe and vessel wall thickness without the complexity and cost of traditional monitoring systems. This battery-powered, non-intrusive ultrasonic device is designed to continuously measure material loss, providing real-time data that reflects the immediate impact of corrosion and erosion phenomena.By transitioning away from intermittent, time-consuming manual inspections, organizations can leverage the continuous data stream to understand, trend, and proactively address material degradation, ensuring the operational safety and extending the lifespan of essential process equipment.

2. EMAT Technology Revolutionizes Protective Coating Measurement

A core differentiating feature of the Rosemount ET210 is its utilization of Electro Magnetic Acoustic Transducer (EMAT) technology. This innovative sensing method fundamentally changes how thickness measurements are taken on coated assets. Crucially, EMAT technology enables the ET210 to take accurate measurements directly through external protective coatings, such as paint, insulation jackets, or other cladding materials. This capability completely eliminates the need to remove and later reapply these protective coatings for inspection purposes, which traditionally represents a major cost and logistical burden, while also avoiding potential damage to the anti-corrosion barrier. Furthermore, unlike conventional ultrasonic testing, the EMAT principle requires no coupling agent (couplant), simplifying the installation process to a clean, non-destructive attachment. This ease of deployment significantly shortens the time required to establish a continuous monitoring regime across a facility, allowing immediate focus on data analysis rather than complex physical preparation.

3. High-Value Data Accuracy Outperforms Manual Inspection

The measurement performance of the Rosemount ET210 ensures that the data collected is reliable enough to drive critical maintenance decisions. The transmitter delivers a metal loss detection capability better than 10 microns (0.5 mil) under typical field operating conditions. While the precision threshold is slightly different from other models, this level of accuracy is still considered best-in-class for continuous ultrasonic monitoring and is vastly superior to the inherent inconsistencies and human error associated with manual spot-checking. This sensitivity allows operators to accurately identify and track corrosion and erosion trends in their nascent stages, providing ample time for planned intervention before structural integrity is compromised. With a wall thickness measurement range from a minimum of 4mm (0.16″) up to a maximum of 50mm (2″), the device offers broad compatibility across various piping and vessel specifications, making it a universal tool for predictive maintenance.

4. Dedicated Applications For Standard Industry Assets

The Rosemount ET210 is specifically tailored for dedicated applications involving standard industrial assets operating within its thermal and pressure envelope. A primary specific application is the continuous monitoring of production flowlines and gathering pipelines in upstream oil and gas, particularly where localized sweet or sour corrosion is a known threat and temperatures rarely exceed the 120∘C120^\circ C120∘C limit. A second key dedicated application involves chemical storage tanks and process vessels where internal corrosion from reactive media requires continuous surveillance to prevent containment breach. Furthermore, due to its Class 1 Div 1 or Zone 0 hazardous location certification, the ET210 is perfectly suited for use in areas handling volatile or flammable fluids, ensuring safety compliance in environments like refineries, chemical plants, and marine terminals. Its suitability for marine environments also makes it an excellent choice for monitoring ballast tanks, subsea lines, and offshore platform piping, where continuous, rugged performance is mandatory.

5. WirelessHART Protocol Ensures Secure Low-Cost Connectivity

The Rosemount ET210 is built around the robust, industry-proven WirelessHART® communication protocol. This adoption is instrumental in making continuous monitoring both simple and economically viable. By utilizing a wireless mesh network, the ET210 avoids the substantial labor and material costs associated with installing traditional wiring, conduits, and junction boxes. The network is self-organizing and self-healing, providing inherent redundancy that ensures data reliability exceeding 99%, even if a communication path is temporarily obstructed. The secure nature of WirelessHART ensures that sensitive asset integrity data is transmitted securely to the maintenance system or control room. The ease of non-intrusive installation combined with the cost-effectiveness of the wireless network allows for quick and widespread deployment, offering a rapid method to monitor numerous critical points across an entire facility with minimal disruption to operations.

6. Long Battery Life Supports Maintenance-Free Operation

A major operational benefit of the Rosemount ET210 is its design for sustained, maintenance-free operation. The device is powered by a field-replaceable battery engineered to provide an operational life of up to 9 years when configured for the default measurement frequency of once every 12 hours. This exceptional battery longevity significantly minimizes the requirement for field maintenance intervention, drastically reducing the total operational expense associated with managing the monitoring infrastructure. While designed for minimal maintenance, the measurement frequency is user-configurable down to every hour, offering the flexibility to adjust data resolution based on the immediate rate of corrosion or erosion observed. This balance between extended battery life and adjustable measurement frequency allows maintenance teams to optimize data collection according to the asset’s specific degradation profile without compromising the overall system’s long-term autonomy.