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

• BC Start
• BC Stop
• BC Duration
• CPU Fault
• Data Bus
• Addr Bus
• Spurious SW Interrupt
• Spurious HW Interrupt
• Time Base Failure
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:
SITRANS LR250 with FOUNDATION FIELDBUS
Operating Instructions, 09/2021, A5E32221411-AH
Remote operation
7.1 Operating via AMS Device Manager
105