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Siemens AG
Entry type: FAQ Entry ID: 59217536, Entry date: 11/12/2014
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What are the differences between the various SITRANS LUT400 models: LUT420, LUT430 and LUT440?

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Question: What are the differences between the various SITRANS LUT400 models: LUT420, LUT430 and LUT440?   

Answer:  The LUT420 is a Level Controller, used for level with volume calculation.  It has basic pump control functions, and basic data logging capability.  

    The LUT430 is a Level, Pump, and Flow Controller. It has all of the features of the LUT420 plus
advanced control routines, including energy saving algorithms, a full suite of advanced pump control and alarm functionality, open channel flow monitoring, and basic flow data logging capability.

The LUT440 is a High Accuracy OCM Controller. It has all of the features of the LUT430 plus the industry’s best accuracy (
±  1 mm within 3 meters). It also has a full suite of advanced control functionality, and enhanced flow logging capability.

     For more details, see table:  SITRANS LUT400 Features by Model ( 26 KB ) . 

 

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