Emerson 350, 250 operation manual Instructions

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3902 Magnolia Rd.

Pearland, Texas 77584

Phone: 281-488-0788

Fax: 281-488-7080

E-mail: magtech@isemagtech.com

Website: www.isemagtech.com

LTM – Series

Models: LTM-250 and LTM-350

Magnetostrictive Level Transmitters

Instructions &

Operation Manual

LTM-350_IOM Rev.5 03/11

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Contents

Instructions Table of Contents LTM-350 has Hart Protocol Icon KeyWarranty WarrantyTransmitter Overview Transmitter ConfigurationsGeneral Description Product IdentificationStandalone Transmitter Gage Mounted TransmitterTransmitter with a Stilling-well Detailed Description Transmitter DescriptionTechnology Theory of Operation Basic Transmitter Block Diagram Configuration options must be chosen at quoting stageGage Mount Installation InstallationStandalone Installation General Installation GuidelinesClamps do not have to meet Possible transmitter configurationsPage Insulation against extreme heat/cold When insulating gagesRecommended Loop Wiring Field WiringFollowing is the Hart Topology Area Classification Installation Safety Electronic Specifications Transmitter SpecificationsSensor Probe Specifications Hazardous Locations / General RatingsPushbutton Operation Menu Structure and FeaturesMain Screen scrolling Menu StructureFollowing is the LTM-250/350 LCD Menu Flowchart Menu Structure … Description Select PV Select AlarmChange Range LCD Menu examples G R n g e Select Lower Range Value LRVTrim Sensor DescriptionOffset M S n s r F sTest Loop Description Trim Digital-Analog-Converter DACExit LCD Menu examples I m D a C T L o o p I t ?Scroll or Level or Intrface FeaturesMA Out Or % Range Following is a flow chart of the advanced menus Features Exclusive to the LTM-250/350 modelsFeatures Exclusive to the LTM-250/350 models Features Exclusive to the LTM-250/350 models Features Exclusive to the LTM-250/350 models Features Exclusive to the LTM-250/350 models Troubleshooting LTM TroubleshootingTransmitter Calibration CalibrationGeneral Troubleshooting Power Supply TroubleshootingPhysical and water damage are not covered under warranty Hart Protocol General Information LTM-350 has Hart ProtocolUSL Hart Protocol Menus and Flowchart …When Interf is PV, Interf is displayed

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