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Table of Contents
Introduction ............................................................................................................... 1
Order numbers ........................................................................................................... 3
Performance Characteristics ......................................................................................... 3
Environmental Conditions ............................................................................................ 3
Warranty ................................................................................................................... 4
Installing the Smart PT probe ....................................................................................... 4
Wiring .................................................................................................................... 4
Vent Tube............................................................................................................... 4
Ice ........................................................................................................................ 4
Packaging for calibration and repair .............................................................................. 5
SDI-12 Commands and Responses ............................................................................... 6
Command quick reference ........................................................................................ 6
Variation in the last digits of pressure readings ........................................................... 6
Basic SDI-12 Commands .......................................................................................... 6
Advanced SDI-12 Commands .................................................................................... 9
Configuring pressure, depth, and temperature units ................................................. 9
Configuring gravity compensation ......................................................................... 10
Configuring density compensation ........................................................................ 11
Configuring the Smart PT for top-of-casing or reference-relative measurements ......... 11
Restoring the Smart PT to the default configuration ................................................ 13
Using the Smart Sampling features and digital crest gage mode ..................................... 14
Example configurations for average and daily maximum............................................. 14
Using Excel to extract timestamped crest values from a data set ................................. 15
Appendix A - Metadata Commands in SDI-12 version 1.4 .............................................. 16
Appendix B – Calculation of depth .............................................................................. 16
