PASCO CI-6729 (1X) CONDUCTIVITY SENSOR - Manual (Page 3)

012–06485B Conductivity Sensor
Table of Contents
Section Page
Copyright, Warranty, and Equipment Return ................................................................ ii
Introduction ................................................................................................................... 1
Equipment ..................................................................................................................... 1
Maintenance
Cleaning ................................................................................................................... 2
Storage ..................................................................................................................... 2
Specifications ........................................................................................................... 2
Theory—Principles of Operation of the Conductivity Sensor ..................................... 3–6
Setup and Calibration
Set up Science Workshop
®
.....................................................................................................................................
7
Calibration ...............................................................................................................7
Single-Point Calibration ........................................................................................... 8
Experiments
Experiment 1: Introduction to the Operation of the Conductivity Sensor ................. 9–10
Experiment 2: Concentration Dependence of Conductivity in Aqueous Solutions . 11–12
Experiment 3: Temperature Dependence of Conductivity in Dilute
Aqueous Solutions ......................................................................... 13–15
Experiment 4: Acid-Base Titration with the Conductivity Sensor .......................... 17–18
Teacher’s Notes ................................................................................................... 19–22
Appendix
Table 1: Conductivity of Various Water Samples at 25
°C ...........................................23
Table 2: Table of Conductivity vs. Concentration for Common Solutions ................... 24
Table 3: Table of Conductivity vs. Concentration for Common Solutions ................... 25
Table 4: Conversion Chart to Estimate TDS of Aqueous Solutions ............................. 26
Table 5: Table of High Accuracy Reference Solution for Calibration .......................... 26
Table 6: Sample Illustrating the Application of Conductivity to Agriculture ................ 27
Technical Support ..................................................................................... Back Cover
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