Page 2 SITRANS LR 300 – INSTRUCTION MANUAL 7ML19985CL02mmmmmTable of ContentsStart Up ...............................................................................................................................37Overview ..................................................................................................................................................37RUN Mode Display .....................................................................................................................37PROGRAM Mode Display ........................................................................................................37Programming ................................................................................................................................38Dolphin Plus, Simatic PDM, HART Master, or Profibus Master ......................................38Hand Programmer .......................................................................................................................39Local Programming .....................................................................................................................39Accessing PROGRAM Mode ....................................................................................................41Accessing a Parameter ..............................................................................................................41Modifying a Parameter Value ...................................................................................................42Accessing RUN Mode ................................................................................................................43Quick Start Programming ......................................................................................................... 43Operation ............................................................................................................................45Overview ..................................................................................................................................................45Transceiver ..............................................................................................................................................45Loss of Echo (LOE) .................................................................................................................................46Blanking or Auto False Echo Suppression .....................................................................................46Typical Receiver Signal ...........................................................................................................46Analog Output ........................................................................................................................................47Programming ..........................................................................................................................................47Run ..................................................................................................................................................47Volume ............................................................................................................................................47Fail-Safe .........................................................................................................................................47RUN/PROGRAM ...........................................................................................................................48Application Examples ......................................................................................................49Application Example: Asphalt in Storage Tank ....................................................................49Application Example: Horizontal Tank with Volume ...........................................................50Application Example: Juice Batch Tank with Sanitary Horn Antenna ...........................51Application Example: Sliding Waveguide on Anaerobic Digesters ................................52Application Example: Stillpipe or By-pass Pipe ...................................................................53Parameter Descriptions ...................................................................................................55Quick Start Parameters (P001 to P007) ..........................................................................................56Volume Parameters (P050 to P055) ................................................................................................58Display and Reading Parameters (P060 to P063) ........................................................................62Fail-Safe Parameters (P070 to P072) ..............................................................................................63mA Output Parameters (P201 to P219) ...........................................................................................64Independent mA Setpoint Parameters (P210 and P211) ...........................................................64Installation Records Parameters (P340 to P346) .........................................................................66Range Calibration Parameter (P655) ..............................................................................................68Rate Parameters (P700 and P701) ..................................................................................................69Measurement Verification Parameters (P709 to P713) .............................................................70Communications Parameters (P750 and P752) ............................................................................72Serial Communication Parameters (P770 to P799) .....................................................................72Echo Processing Parameters (P800 to P807) ...............................................................................74Algorithm Parameter (P820) .............................................................................................................76TVT (Time Varying Threshold) Adjustment Parameters (P830 to P841) ................................76Test Parameters (P900 to P999) ......................................................................................................80