Process Variables (Level Transducer Block - Ltb) - Siemens SITRANS LR250 Operating Instructions Manual

Remote operation
7.1 Operating via AMS Device Manager
7.1.17

Process Variables (Level Transducer Block - LTB)

To compare outputs in real time navigate to Process Variables > LTB.
Click on Process Variables then the Values tab to read the following:
Primary Variable
[see Main Output (PV - Primary Value) (2.8.1.)]
● Level/Volume (PV)
The primary variable and the channel 1 output from the transducer block. For level
applications, chart range is affected by High and Low Level Point values set in
Configure/Setup > LTB > Setup > Sensor. For volume applications, chart range is 0 to Max.
Volume, set in Configure/Setup > LTB > Setup > Linearization.
Click on Trend View tab to read the following:
Trend Values
● Level/Volume (PV)
The primary variable and the channel 1 output from the transducer block.
Click on Echo Profile to open the dialog window to read the following:
Echo Profile
• Level Measurement [see Measured Values (2.8.)]
• Distance Measurement [see Measured Values (2.8.)]
• Confidence [see Confidence (2.5.9.1.)]
• Near Range [see Near Range (2.5.1.)]
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SITRANS LR250 (FOUNDATION FIELDBUS)
Operating Instructions, 08/2014, A5E32221411-AC