TROLL 9500 Operator's Manual - Geotech Environmental Equipment

ContentsCustomizing the Profiler.................................................................... 34Changing the Channels Displayed.................................. 34Changing Measurement Units ........................................ 34Changing the Sample Rate.............................................. 34Starting in Profiler Mode.................................................. 34Logging Profiler Data......................................................................... 34To Stop Logging ....................................................................... 34Retrieving Logged Profiler Data............................................... 34Exiting the Profiler............................................................................. 346 Logging Data.............................................. 35Adding a Test to a Device: The Test Wizard...................................... 35Test Setup Parameters............................................................. 361. Test Name (Optional)................................................... 362. Parameters to Include.................................................. 363. Measurement Schedule .............................................. 364. Measurement Interval.................................................. 375. Start Mode................................................................... 37Ending Setup............................................................................ 37More on Measurement Schedules.................................................... 37Linear ....................................................................................... 37Event ....................................................................................... 37Linear Average......................................................................... 38Other Test Operations....................................................................... 39Starting a Manual Start Test..................................................... 40Stopping a Test......................................................................... 40Retrieving Logged Data............................................................ 40Deleting Tests........................................................................... 41Cloning a Test........................................................................... 41Transferring Files from a PDA to a Desktop PC................................ 42Viewing Logged Data........................................................................ 43Selecting Data in the Data Folder............................................. 43Graphing Data................................................................................... 44Changing the Data Display................................................................ 45Transferring Data to Excel from Win-Situ 4....................................... 45Printing Data in Win-Situ 4................................................................ 45Saving Text Files from Win-Situ 4...................................................... 457 Monitoring Pressure (Water Level)........... 46Why Monitor Pressure?..................................................................... 46The Pressure Sensor........................................................................ 46Factory Calibration................................................................... 46Operating Principle................................................................... 47Non-Vented (Absolute) vs. Vented (Gauged) Sensors............. 47Pressure vs. Depth vs. Level.................................................... 47Zeroing the Pressure Sensor............................................................ 47Setting up Pressure Measurements: The Parameter Wizard............ 48Pressure Setup Choices........................................................... 481. Name (Optional)................................................................... 482. Display Mode........................................................................ 483. Converting Pressure to Depth or Level................................ 49Conversion Using Specific Gravity.................................. 49Conversion Using Density, Latitude, and Elevation......... 494. Level Reference................................................................... 49Reference Time............................................................... 49Quick Summary of Pressure Setup................................................... 50Installation for Pressure/Level Measurement.................................... 51Securing the Cable................................................................... 51Stabilization Time..................................................................... 51Twist-Lock Hanger Installations................................................ 51Installation Tips for Level/Depth/Pressure Monitoring..... 51Correcting Absolute Pressure Readings for Barometric Pressure.... 52Manual Barometric Pressure Compensation............................ 52Using the MP TROLL’s Barometric Pressure Sensor...... 52Using a Second Unit and a Spreadsheet......................... 52Automatic Barometric Pressure Compensation ....................... 52Collecting Barometric Pressure Data for Reference........ 52Collecting PSIA Data....................................................... 52Using the Baro Wizard..................................................... 52Recalibration Recommendations...................................................... 538 Monitoring Temperature........................... 54Why Monitor Temperature?............................................................... 54The Temperature Sensor................................................................... 54Role of the Sensor in Calibration ............................................. 55Software Functions............................................................................ 55References........................................................................................ 559 Monitoring Barometric Pressure.............. 56What is Barometric Pressure?........................................................... 56Why Monitor Barometric Pressure?.................................................. 56The Barometric Pressure Sensor...................................................... 56Collecting Accurate Measurements without Vented Cable................ 56Pressure vs. Elevation.............................................................. 5710 Monitoring Water Quality: Overview...... 58Why Monitor Water Quality?.............................................................. 58The Sensors...................................................................................... 58Basic Sensor Set...................................................................... 58Installing Sensors..................................................................... 59Removing Sensors................................................................... 60Calibration Overview......................................................................... 60Traditional Calibration............................................................... 60Quick Calibration...................................................................... 61Out of the Box........................................................................... 61Default Coefficients.................................................................. 61Preparing to Calibrate....................................................................... 61Calibration Kits ........................................................................ 61The Calibration Cup.................................................................. 61Effect of Temperature on Calibration........................................ 62Rinsing...................................................................................... 62Stirring...................................................................................... 62Calibration Procedures...................................................................... 62After Calibration.................................................................................62Calibration History.................................................................... 63How Often to Calibrate ............................................................ 64How to Check if a Sensor is Still in Calibration......................... 64When to Replace a Sensor....................................................... 65References........................................................................................ 6511 pH............................................................... 66What Is pH? ...................................................................................... 66Why Measure pH? ................................................................... 66The pH Sensor ................................................................................. 66Sensor Installation............................................................................. 67TROLL 9500 Operator’s Manualiv0095110 rev. 007 01/09