User Guide

TABLE OF CONTENTS
1 INTRODUCTION......................................................................1
2 DISPLAY & KEYPAD FUNCTIONS......................................2
2.1 DISPLAY................................................................................2
2.2 KEYPAD ................................................................................3
3 PREPARATION.........................................................................4
3.1 INSERTING & REMOVING RUBBER BOOT ..............................4
3.2 INSERTING THE BATTERIES ...................................................5
3.3 BATTERY REPLACEMENT ......................................................6
3.4 DISSOLVED OXYGEN PROBE INFORMATION ..........................7
3.5 CONNECTING THE PROBE TO METER .....................................9
3.6 SWITCHING THE METER ON ................................................10
3.7 MEASUREMENT MODE SELECTION:- PERCENTAGE
SATURATION (%), CONCENTRATION (MG/L)(PPM) AND
TEMPERATURE(T) ...........................................................................11
4 CALIBRATION.......................................................................12
4.1 IMPORTANT INFORMATION ON METER CALIBRATION .........12
4.2 PREPARING THE METER FOR CALIBRATION.........................13
4.3 TEMPERATURE CALIBRATION .............................................15
4.4 DISSOLVED OXYGEN CALIBRATION IN % SATURATION ......17
4.4.1 To calibrate 100% Saturation:...................................17
4.4.2 To calibrate 0% Saturation ........................................19
4.5 DISSOLVED OXYGEN CALIBRATION IN MG/L OR PPM
CONCENTRATION MODE
...................................................................20
4.5.1 To calibrate in mg/L (ppm) Concentration mode:......20
5 MEASUREMENT....................................................................22
5.1 WITH AUTOMATIC TEMPERATURE COMPENSATION (ATC) 22
5.2 MANUAL TEMPERATURE COMPENSATION...........................23