TABLE OF CONTENTS
1. FEATURES................................................................1
2. SPECIFICATIONS......................................................3
2-1 General Specifications..........................................3
2-2 Electrical Specifications........................................5
3. FRONT PANEL DESCRIPTION....................................
9
4. MODE SELECTION ( pH/CD/DO selection ).................
11
5. pH/mV MEASURING and CALIBRATION
PROCEDURE............................................................
12
6. CONDUCTIVITY/TDS MEASURING and
CALIBRATION PROCEDURE.......................................19
7. DO (Dissolved Oxygen) MEASURING
and CALIBRATION PROCEDURE................................
24
8. DATA HOLD, DATA RECORD, DATA LOGGER
LCD BACKLIGHT ON/OFF..........................................31
9. ADVANCED ADJUSTMENT PROCEDURE......................34
9-1 Check memory space..........................................
35
9-2 Clear Memory.....................................................
35
9-3 Set Date/Time ....................................................36
9-4 Set sampling time ..............................................
36
9-5 Auto power OFF management..............................37
9-6 Select the Temp. unit to or ..........................℃℉ 37
9-7 Set pH manual Temp. compensation value............38
9-8 Set DO salt% compensation value........................38
9-9 Set DO height ( meter ) compensation value.........39
9-10 Set DO height ( feet ) compensation value..........39
9-11 Set CD temperature compensation factor............40
9-12 ESC.................................................................. 40
10. SEND THE DATA OUT FROM THE METER.................
41
11. RS232 PC SERIAL INTERFACE.................................
43
12. BATTERY REPLACEMENT.........................................45
13. SYSTEM RESET.......................................................45
14. OPTIONAL ACCESSORIES........................................46