vii
mmmmm
Table of Contents
Range Calibration (P650 to P654) ....................................................................................................178
Temperature Compensation (P660 to P664) ..................................................................................181
Rate (P700 to P708) ............................................................................................................................183
Measurement Verification (P710 to P713) ....................................................................................187
Transducer Scanning (P726 to P729) .............................................................................................190
Display (P730 to P739) .......................................................................................................................191
SmartLinx Reserved (P750 to P769) ...............................................................................................194
Communications (P770 to P782) .....................................................................................................194
SmartLinx Hardware Testing (P790 to P795) ................................................................................197
Echo Processing (P800 to P807) ......................................................................................................199
Advanced Echo Processing (P815 to P825) ................................................................................. 203
Advanced TVT Adjustment (P830 to P835) .................................................................................. 207
Advanced Shot Adjustment (P840 to P852) ..................................................................................212
Test (P900 to P913) ..............................................................................................................................215
Measurement (P920 to P927) ...........................................................................................................218
Master Reset (P999) ......................................................................................................................... 221
General Appendix A: Index Types ................................................................................................. 223
Index types ........................................................................................................................................... 223
General Appendix B–Technical Reference ............................................................................. 224
Transmit Pulse ..................................................................................................................................... 224
Echo Processing ................................................................................................................................. 224
TVT (Time Varying Threshold) curves ........................................................................................... 225
Auto False-Echo Suppression ............................................................................................... 225
Distance Calculation ......................................................................................................................... 226
Sound Velocity .................................................................................................................................... 226
Scanning ............................................................................................................................................... 227
Volume Calculation [MR 200] .......................................................................................................... 227
Universal, Curved [MR 200] ................................................................................................... 228
Flow Calculation ................................................................................................................................. 228
Universal, Linear [MR 200] .....................................................................................................229
Universal, Curved [MR 200] ................................................................................................... 229
Maximum Process Speed ................................................................................................................ 230
General Appendix C: Troubleshooting ........................................................................................ 231
Common Problems Chart ................................................................................................................. 231
Noise Problems ................................................................................................................................... 232
Determine the Noise Source ................................................................................................. 232
Non-Transducer Noise Sources ........................................................................................... 233
Common Wiring Problems ..................................................................................................... 233
Reducing Electrical Noise ......................................................................................................233
Reducing Acoustical Noise .................................................................................................... 233
Measurement Difficulties ................................................................................................................. 234
Flashing LOE Display ............................................................................................................... 234
Adjust Transducer Aiming ........................................................................................... 234
Increase Failsafe Timer Value .................................................................................... 235
Install a Transducer with a Narrower Beam........................................................... 235
Use Dolphin Plus to Debug Echo................................................................................ 235
Fixed Reading ...................................................................................................................................... 235
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