MVT 725 R 127 | Vortex Flow Meter Transmitter

Key Features and Advantages

Advanced Vortex Shedding Technology: The MVT 725 R 127 utilizes dual piezoelectric sensors to detect Kármán vortex streets with exceptional sensitivity, ensuring accurate flow measurement across a wide turndown ratio of 20:1.

Multi-Parameter Measurement: Beyond volumetric flow, this transmitter simultaneously measures process temperature and pressure, providing compensated mass flow and energy calculations without additional instruments.

Robust Construction: Featuring all-welded 316L stainless steel construction and IP67/NEMA 4X protection, the MVT 725 R 127 withstands corrosive environments, high-pressure steam applications, and outdoor installations.

Smart Diagnostics: Integrated health monitoring continuously analyzes sensor performance, detects process anomalies like two-phase flow, and predicts maintenance requirements through HART diagnostics.

Intuitive Configuration: Local interface with graphic LCD and push-button programming simplifies setup without requiring external devices. Foxboro’s I/A Series compatibility enables seamless DCS integration.

MVT 725 R 127

Application Fields

The MVT 725 R 127 excels in demanding process measurement applications across multiple industries. In chemical processing, it accurately measures corrosive liquid flows and high-temperature media in reactor feed systems. Power generation facilities utilize this transmitter for steam flow measurement in boiler feedwater systems and turbine bypass lines.

Oil and gas applications include custody transfer of natural gas liquids and flare gas monitoring. The transmitter’s high-temperature capability makes it suitable for superheated steam measurement in industrial heating systems. Food and pharmaceutical plants leverage its sanitary configurations for hygienic process flows. With its robust construction, the MVT 725 R 127 performs reliably in offshore platforms and coastal installations exposed to salt spray.

Related Products

MVT 700: Basic version without temperature compensation
MVT 750: Explosion-proof model for hazardous areas
FVC500: Vortex flow meter with integral display
FPD100: Flow computer for advanced calculations
FFS100: Flow sensor element only
FCT100: Compact transmitter for space-limited installations
FVP100: Vortex flow meter with pressure measurement

Installation and Maintenance

Installation Preparation: Ensure proper upstream/downstream straight pipe runs (minimum 15D upstream, 5D downstream) when installing the MVT 725 R 127. Verify process connection compatibility and gasket material suitability. Orient the transmitter according to flow direction arrows. For steam applications, install condensate pots in vertical pipe runs.

Maintenance Recommendations: Perform zero calibration annually under no-flow conditions. Inspect sensor elements during scheduled shutdowns for erosion or buildup. Verify temperature sensor accuracy quarterly using a calibrated thermometer. Clean electrical connections annually using contact cleaner. For optimal performance of the MVT 725 R 127, recalibrate every 24 months or as process conditions require.