Tank Monitoring
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Vacuum Leak Detection System
The advanced Vacuum Leak Detection System continuously monitors the interstitial area around double-walled piping, enclosures, tank walls, etc.
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Oil & Water Leak Detector
Detector uses a combination of electro-optic technology, which reliably distinguishes between water and oil.
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Fuel Sentry Tank Gauge and Leak Detection System Model TG-EL-D4B
Designed for use with all fuel oils (No. 2 through No. 6), diesel, kerosene, jet, and most other petroleum products. Tank gauges are required by NFPA 30 Flammable and Combustible Liquids Code.
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Tank Leak Sentry
Able to receive signals from eight different leak detectors. The leak sentry can differentiate between an oil or a water leak in a tank farm, a refinery, a chemical plant, oil field, or a data center.
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Overfill Alarm Station
Designed to be located near the tank fill terminal to notify of a potential overfill. The system triggers a high level alarm that alerts the filling operator that the tank is filled to its capacity.
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Liquid Level Switch PLS-4
Used on fuel oil day tanks to control the addition of oil from remote pumps, and to alarm high and low levels.
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Rupture Basin Switch
Detects leakage into day tank rupture basins and double wall piping leak containment systems containing diesel or distillate fuel oils. For easy installation, the Model RBS is designed for side-wall mounting.
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Wire Float Level Sensor
Accurate, easy to install, and ideal for low “Head Room” installation applications. For use with TG-EL-D3 or TG-EL-D5 Tank Gauge and Leak Detection Systems.
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Magnetostrictive Level Sensor
Highly accurate and repeatable level readings in a wide variety of liquid level measurement applications
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Storage Tank Monitor Access Manhole
Designed to sit flush on a concrete pad at grade and provide access as required to equipment installed on an underground tank, such as tank gauging and leak detection equipment.
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Leak Detector Switch
Detects leakage into the base pan of a pump set. The switch is activated by a magnetic float.
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Model 226-FV Direct-Fill Tank Controller
This inexpensive single tank controller provides the minimum required overfill prevention features required by NFPA 30 and most fire marshals.
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GenSet Fuel Controller
This fuel tank controller incorporates Preferred’s decades of fuel handling experience into one easy-to-use controller designed specifically for generator base tanks.