• 1960 – Drexelbrook Engineering Company Founded by Frederick L. Maltby.
• 1962 – First radio frequency level control developed for light powders with 0.1pf sensitivity and stability.
• 1963 – First High Pressure level sensor capable of withstanding pressures up to 20,000 psi.
• 1965 – First RF continuous level transmitter with 0.2pf sensitivity, full scale.
• 1967 – First RF continuous level transmitter with non-interacting adjustments.
• 1969 – Introduction of Cote-Shield™ circuitry, which ignores material coatings on sensing elements.
• 1970 – Cote-Shield™ circuitry for RF continuous level transmitters.
• 1971 – Introduction of COMAD circuitry for RF continuous level measurement independent of moisture content.
• 1973 – The original version of the RF “True Level” transmitter which corrects for changes in material composition.
• 1975 – First two-wire, all-electronic universal level transmitter for liquids, slurries, granulars, and interfaces.
• 1976 – First flush mounted sensing element with a Cote-Shield™ element for RF Open Channel Flow measurement.
• 1978 – Factory Mutual entity-approved RF level transmitter.
• 1979 – Pollution Engineering Award for RF Open Channel Flow transmitter.
• 1980 – First two-wire, point level control system.
• 1982 – Special RF point level control with retractable sensing element for crude oil / water interface indication in separator vessels.
• 1984 – In-Line Fluid Detector for empty pipe, pump protection.
• 1985 – Multipoint level detection, offers four setpoints in a single sensor.
• 1985 – Drexelbrook opens office in Japan.
• 1987 – LCT™ two-wire point level controls are FM approved as IS without barriers.
• 1988 – Patented SEAL-TYTE™ sensing element to prevent leaks of gasses or osmotic fluids
• 1989 – Checkwell™  level Monitor for continuous level measurement in water wells.
• 1990 – Drexelbrook opens European office in The Netherlands.
• 1992 – Drexelbrook introduces Ultrasonic product line
• 1994 – Universal III™ - The first smart level transmitter with HART®
• 1997 – CCS2000™ sudge blanket and clarity loss monitor.
• 2000 – AMETEK acquires Drexelbrook Engineering Company.
• 2001 – AMETEK Drexelbrook Introduces RADAR
• 2002 – AMETEK Drexelbrook Introduces The IntelliPoint ™
• 2003 – AMETEK Drexelbrook Introduces The Point ™
• 2003 – AMETEK Drexelbrook Introduces ZIII
• 2004 – AMETEK Drexelbrook Introduces Wireless Interface Solutions
• 2005 – AMETEK Drexelbrook Introduces The TF100™ Tuning Fork
• 2005 – AMETEK Drexelbrook Introduces The USonic™

Drexelbrook is known throughout the world as a leader in level measurement technology.  We've earned our reputation for excellence from over four decades of experience in providing level solutions to virtually every industry...including chemical, petrochemical, refining, power, water and wastewater, food, pharmaceutical, pulp and paper, mining, automotive, and many others.

Our prestigious position stems from a unique combination of application expertise, innovative product design, and breadth of technology offerings.  Drexelbrook pioneered, and continues to advance, RF admittance level instrumentation.  Today, we also offer superior ultrasonic, magnetostrictive, hydrostatic, radar, and TDR instrumentation.  This comprehensive product offering enables us to provide our customers with the best level or open channel flow measurement solution for any application...from the most basic to the most complex.

Today, Drexelbrook is a part of the Sensor Technology Division of AMETEK.

AMETEK, Inc. is a leading global manufacturer of electronic instruments and electromechanical devices with annualized sales of more than $2 billion. The Company has over 10,000 employees and over 70 sales and service operations in the United States and more than 30 other countries.

AMETEK consists of two operating groups:

• Electronic Instruments - a leading manufacturer of advanced monitoring, testing, calibrating, and display instruments for the process, aerospace, power and industrial markets worldwide.
• Electromechanical – a differentiated supplier of electrical interconnects, technical motors and systems, and electric motors for floor care and other specialty applications.

AMETEK's Corporate Growth Plan is founded on four key strategies: Operational Excellence, Strategic Acquisitions & Alliances, Global & Market Expansion, and New Products. Its objectives are double-digit annual percentage growth in earnings per share and a superior return on total capital.

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