1. Please unplug the electrode protective sleeve before use
2. Press the switch, place the electrode into the test solution
3. After the numerically stable, press the HOLD button and take it out of the solution to read.
4. After reading ,turn off the meter ,wipe clean the electrode before sleeving it.
Shift between TDS & Conductivity:
The factory default TDS data, if the conductivity data of the solution is needed , please touch the SHIFT button, the instrument automatically shifted
Continuous touch the SHIFT button twice, degrees Celsius and degrees Fahrenheit conversed, the factory default degrees Celsius
Product warranty life time from the date of purchase
The following situations are not in the range of warranty, damage caused by misemploy (battery leakage, water into circuit boards etc.) physical abuse, the label tore
1. The instrument is a professional instrument, please under professionals instructions in order to avoid instrument failure
2. Avoid heat, direct sunlight
3.Please adopting standard buffer solution calibration, incorrect calibration would cause measurement error, thus affecting the accuracy of the test solution, or cause the instrument not working properly.
4 . Do not thrown the instrument into the test solution to