Electromagnetic flow meters - OPTIFLUX 4000 - Forbes Marshall

1 PRODUCT FEATURESOPTIFLUX 4000ConstructionThe measuring tube of the sensor has a smooth,cylindrical shape. This design, consisting of acircular cross section (no internal or moving parts)and a homogeneous magnetic field, forms the basisfor a flow-optimized pipe cross section, therebyproviding reliable measurements that are largelyindependent of the flow profile. This design allowsthe sensor to measure the flow bi-directional.As an additional benefit, there is no possibility forproduct to build up and the free cross section sizedto the customer pipeline creates no pressure drop.In addition, the required straight inlet and outletruns are only 5D and 2D. The liner of the measuringtube is made of high tech plastic or hard rubber andis resistant to vacuum, corrosion, aging andabrasion. The surface and shape of the measuringtube also minimize mineral deposits, resulting inexemplary measurement quality - even over the longtermDesign and performanceElectromagnetic flowmeters have many importantadvantages over their mechanical counterparts:outstanding long-term stability, maximum processreliability, no maintenance - to name just a few. As aresult, these meters can deliver precise and reliablemeasurements for many years.The flowmeter has extensive factory-set diagnosticfunctions that provide continuous self diagnosis inaccordance with e.g. NAMUR, OIML, ISO/EN andMID. Converter operation is also monitoredcontinuously, as are the sensor electrodes, the flowprofile and electronic functions. Malfunctions andirregularities are detected and immediatelydisplayed on the high-contrast, high-resolutiondisplay.6www.krohne.com03/2009 - 4000525101 - TD OPTIFLUX 4000 R04 en