Owner's manual

4
TABLE OF CONTENTS
Instrument Illustration .......................................i
I. INTRODUCTION ...................................1
II. FEATURES and SPECIFICATIONS ....................2
A. Features ................................2
B. General Specications .....................2
C. Specication Chart ........................3
D. Warranty/Service..........................3
III. RULES of OPERATION..............................7
A. Operation ...............................7
B. Characteristics of the Keys ..................7
C. Operation of the Keys ......................7
1. Measurement Keys in General......... 7
2. COND, MIN/SALT Keys ..............7
3. TDS, pH and ORP Keys..............8
4. CAL/MCLR Key ....................8
5. UP or DOWN Keys..................9
IV. AFTER USING the Po o l Pr o ..........................9
A. Maintenance of the Conductivity Cell ..........9
B. Maintenance of the pH/ORP Sensor...........9
V. SPECIFIC RECOMMENDED MEASURING
PROCEDURES .............................9
A. Measuring Conductivity, MIN/SALT & TDS ...... 9
B. Measuring pH ...........................10
C. Measuring ORP (mV to ppm, page 44)........10
VI. SOLUTION SELECTION............................ 11
A. Why Solution Selection is Available .......... 11
B. The 3 Solution Types ..................... 11
C. Calibration of Each Solution Type ............ 11
D. Procedure to Select a Solution .............. 11
VII. CALIBRATION....................................12
A. Calibration Intervals ......................12
B. Rules for Calibration of the Po o l Pr o .......... 12
1. Calibration Steps ..................12
2. Calibration Limits ..................13
C. Calibration Procedures ....................13
1. Conductivity, MIN/SALT &TDS
Calibration....................13
2. Reloading Factory Calibration ........14
3. pH Calibration ....................14
4. ORP Calibration ...................17
5. Temperature Calibration............. 17