Dispersion Technology DT1200 Operating and Maintenance Manual Dispersion Technology 364 Adams Street Bedford Hills, NY 10507 914-241-4777 [email protected] Wednesday, May 30, 2007 Software Version 4.4.20 1 Table of Contents 1. Basic Operating Instructions....................................................................................... 6 Introduction..................................................................................................................... 6 Measurement Overview.................................................................................................. 6 Getting started - Turning on power and starting software .............................................. 6 Log in............................................................................................................................ 10 Log-out or Log-in again................................................................................................ 11 Adding a new user ........................................................................................................ 12 Editing an existing user................................................................................................. 14 Getting familiar with the basic sensor configuration.................................................... 15 Emptying and cleaning the chamber, basic sensor configuration................................. 15 Filling the empty chamber with a new sample, basic configuration............................. 16 Stirring the sample, if equipped with dc motor............................................................. 18 Stirring the sample, if equipped with digital stirrer ...................................................... 18 Initializing the burettes ................................................................................................. 20 Setting up burettes with 1 Normal Acid and Base Reagents ........................................ 21 Using the Holder for storing pH probe when not in use............................................... 22 Placing pH probe in sample .......................................................................................... 22 Measuring pH and temperature..................................................................................... 23 Checking system by measuring intrinsic attenuation of water ..................................... 24 The Status Bar............................................................................................................... 24 Viewing the attenuation of the water sample................................................................ 26 Preparing a 10 wt% colloidal silica sample .................................................................. 27 Defining the 10 wt% colloidal silica sample ................................................................ 27 Using the Content Wizard............................................................................................. 29 Using pyncnometer tool to determine weight fraction of sample................................. 31 Measuring attenuation and calculating psd, 10 wt% silica........................................... 37 Getting familiar with the Analysis form ....................................................................... 38 Printing and Saving Analysis as a Test Report......................................................... 44 Saving any graph on the Analysis as separate picture .............................................. 45 Saving and retrieving Excel files from the Analysis form........................................ 46 Re-calculate option - Selecting a particular record................................................. 50 Re-calculate option - Prediction.............................................................................. 51 Re-calculate option - Overlay several records........................................................ 52 Re-calculate option - Volume fraction search. ....................................................... 53 Re-calculate option - Scattering coefficient search. ............................................... 54 Re-calculate option - Thermal expansion coefficient search.................................. 55 Re-calculate option - Structure and Fractals........................................................... 56 Re-calculate option - Mixtures of two dispersed phases. ...................................... 59 Saving intrinsic attenuation....................................................................................... 60 Understanding Experiments and Measurements........................................................... 61 Time Titration Protocol, zp of 10 wt% colloidal silica................................................. 62 Viewing Continuous data.............................................................................................. 64 Getting familiar with Burette Control in manual mode................................................ 67 Titration protocol – pH ramp, measuring zp of 10 wt% colloidal silica....................... 68 2 Using Details in pH ramp Titration Protocol (optional) ............................................... 70 pH Stat titration protocol .............................................................................................. 72 ml titration protocol, 10 wt% colloidal silica................................................................ 73 Simple colloid titration without measurements ............................................................ 74 Continuous temperature control of sample................................................................... 79 Ramp Temperature Protocol using 10 wt% Silica Ludox sample ................................ 83 Making plots of existing data........................................................................................ 85 Saving graphs to metafiles............................................................................................ 93 Adding a saved graph to a document............................................................................ 94 Viewing Data ................................................................................................................ 95 Opening the Data View window............................................................................... 95 Finding specific data................................................................................................. 97 Reading and revising comments in the data ............................................................. 99 Getting a quick overview of a large set of data ...................................................... 100 Selecting data fields to be displayed....................................................................... 101 Creating a custom view of the data......................................................................... 102 Editing your measured data using the Data View window..................................... 104 Re-analyzing selected experiments......................................................................... 106 Exporting selected experiments to Export directory............................................... 107 Reviewing exported files ........................................................................................ 109 Sending an export file by email .............................................................................. 110 Saving all Experiments in a Query to an Excel Spreadsheet.................................. 112 Reviewing Properties of Materials.............................................................................. 114 Displaying Basic properties of a solid material ...................................................... 114 Displaying Basic Properties of a Liquid material................................................... 116 Displaying material properties at a specific temperature........................................ 117 Sorting materials by a given material property....................................................... 118 Displaying Standard, User defined, and Favorite materials ................................... 119 Saving Material Properties to an Excel Spreadsheet .............................................. 120 Displaying Details of a Material............................................................................. 122 Comparing the properties of two materials............................................................. 125 Defining a new solid material – General comments................................................... 128 Defining a new solid material for making submicron particles.................................. 129 Defining density of new solid material using pyncnometer and slurry .................. 134 Using pyncnometer bottle to determine density of particles in slurry.................... 137 Sensitivity of particle density measurement to slurry weight fraction ................... 137 Deleting a material...................................................................................................... 139 Defining a new solid material for making “large” particles ...................................... 140 Defining a new solid material for making “soft” particles ......................................... 142 Defining Thermal Expansion.................................................................................. 143 Defining Thermal conductivity............................................................................... 144 Defining Heat capacity ..........................................................................................