In today’s natural gas industry, accurate and standardized gas measurement is essential for billing, safety, and compliance. At the heart of this process lies the Electronic Volume Corrector (EVC) — a device that corrects the raw volume measured by gas meters for temperature and pressure variations. With increasing demand for smart metering, remote monitoring, and regulatory accuracy, the market for high-quality EVCs is more vital than ever.
This article provides a comprehensive overview of leading Electronic Volume Corrector manufacturers globally, highlighting their innovations, product strengths, and industry contributions. It also explores the factors to consider when choosing an EVC manufacturer for your specific needs.
What Do Electronic Volume Corrector Manufacturers Do?
EVC manufacturers are specialized companies that design, develop, and produce electronic volume correction devices used in gas metering systems. Their role is not limited to just manufacturing hardware — most also provide:
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Custom firmware/software development
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IoT and telemetry integration
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Compliance with international standards (OIML, MID, AGA, ISO)
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Sensor calibration and certification
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After-sales technical support and maintenance services
Top-tier manufacturers invest heavily in R&D, ensuring their EVCs are accurate, reliable, and adaptable to various industrial and commercial environments.
Leading Electronic Volume Corrector Manufacturers
Here are some of the most respected and widely used EVC manufacturers in the global market:
1. Elster (Honeywell International Inc.) – Germany/USA
Elster, now a part of Honeywell, is a global leader in gas measurement technologies. Their EK series of EVCs — especially the EK280 and EK205 models — are known for robust performance, accurate correction, and seamless data logging.
Key Features:
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Dual channel correction (temperature and pressure)
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GSM/GPRS communication
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Battery life up to 10 years
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ATEX-certified for hazardous environments
Honeywell’s acquisition of Elster has further enhanced integration with smart systems and SCADA platforms.
2. Schlumberger / Actaris / Itron – France/USA
Itron (formerly Actaris/Schlumberger) offers some of the most reliable EVCs for industrial and commercial use. The CORUS and EVCD2 models are especially popular in utility metering.
Key Strengths:
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Modular and scalable design
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Integrated telemetry and remote reading capabilities
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Proven performance in harsh field environments
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International compliance with MID and AGA standards
Itron is a strong player in the IoT utility metering sector, making their EVCs future-ready.
3. Pietro Fiorentini – Italy
Pietro Fiorentini is a well-established name in gas regulation and measurement. Their FE260 and Libra series of EVCs are highly regarded for precision and compact design.
Highlights:
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Integrated pressure and temperature sensors
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RS485/MODBUS communication options
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Long-life lithium battery operation
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Configurable user interface and multiple language support
They also offer cloud-based solutions for real-time monitoring and diagnostics.
4. Ploumis S.A. – Greece
A rising manufacturer with specialization in volume correctors for European and Middle Eastern markets. Ploumis S.A. focuses on cost-effective EVCs that meet industry standards and offer reliable performance in diverse environments.
Product Features:
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Compact design for direct meter mounting
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Smart data logging
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Temperature and pressure correction models
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GSM/IoT-enabled variants
They are gaining popularity in smaller utility setups and independent distribution networks.
5. Metrix / Romet Limited – Canada
Romet and Metrix are well-known for combining positive displacement meters with integrated EVCs. The AdEM™ EVC is a popular integrated solution for smart gas metering.
Why Choose Them:
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Seamless integration with Romet rotary meters
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Built-in sensors and telemetry
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Compliant with North American and international standards
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Remote firmware upgrade capability
These manufacturers are favored in North America, especially in municipal and industrial gas metering.
6. Dresser Natural Gas Solutions (Emerson) – USA
Dresser, under Emerson Electric, offers EVCs integrated into its Dresser meters, such as the IMC/W2 and Micro Corrector lines.
Key Advantages:
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Field-proven ruggedness
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Built-in telemetry options
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Accuracy in extreme temperature conditions
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Customizable software interfaces
Dresser is widely used in high-volume gas transmission and distribution systems.
7. GENTEC – India
GENTEC (General Energy-Management Systems) is a leading Indian manufacturer offering economical and compliant EVC solutions suited for the South Asian and Middle Eastern markets.
Popular Products:
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GENTEC VC-1 and VC-2 Series
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Dual correction capability
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MID/OIML certification
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Local language support and remote diagnostics
GENTEC is making strong inroads into developing energy infrastructure markets.
What to Look for in an EVC Manufacturer
When choosing an Electronic Volume Corrector manufacturer, consider the following criteria:
1. Accuracy and Compliance
Ensure the device meets national and international standards such as MID, OIML R140, AGA NX-19, and ISO 12213.
2. Integration Options
The best EVCs easily interface with existing meters, remote data systems, and SCADA networks. Look for Modbus, RS485, or GSM/GPRS interfaces.
3. Battery Life and Power Efficiency
Choose models with long battery life (up to 10 years) for reliable performance in remote or off-grid locations.
4. Ease of Installation and Maintenance
Modular EVCs with user-friendly displays, error codes, and diagnostic support reduce downtime and technician training needs.
5. After-Sales Support
A reputable manufacturer offers technical support, on-site calibration, firmware upgrades, and training for system operators.
6. Scalability
If you’re planning to upgrade to smart metering or digital platforms, opt for manufacturers offering future-ready, IoT-compatible EVCs.
Trends in the EVC Manufacturing Industry
The EVC manufacturing sector is rapidly evolving. Key trends shaping the industry include:
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Digitalization of Utilities: Smart grids and cloud connectivity are becoming standard, with EVCs offering real-time data access.
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Environmental Compliance: Demand for gas monitoring tools that align with carbon reduction goals is increasing.
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Miniaturization and Integration: Smaller, integrated EVCs reduce the need for additional hardware.
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Custom Software Solutions: Manufacturers now offer tailored software for data analysis, remote diagnostics, and predictive maintenance.
Final Thoughts
Electronic Volume Correctors are critical to modern gas measurement systems — and the choice of manufacturer can significantly affect accuracy, compliance, and cost-efficiency. Whether you are a utility provider, industrial consumer, or gas distributor, partnering with a reputable EVC manufacturer ensures reliable operation, long-term support, and integration with tomorrow’s smart technologies.
With options ranging from global leaders like Honeywell, Itron, and Pietro Fiorentini, to region-focused companies like GENTEC and Ploumis, there’s an EVC manufacturer to meet every application, budget, and technical requirement.
