2 When the meter is not used for a long time, the li-on may be low battery because of
standing long time and unable operation, user need to connect the AC adapter and
then switch on.
3 When connected to PC, the meter will automatically start charging function.
1.3.3
The installation of USB cable
Users need to connect the USB cable if use our company's data acquisition
software.
Connect the meter and PC with the USB cable, then run the data acquisition
software on
PC to realize communication.
CAUTION:
The meter uses USB communication, to install the USB driver on the PC before use.
1.3.4
Daily use
For daily use, the electrode socket should be kept dry, clean.
Relevant electrode maintenance please reference to Electrode Operation
Instruction.
2 OPERATION
2.1 Introduction
Before using the meter, make sure that you have read the meter installation guide and
operation
guide. During operation, pay attention to as following:
Non-original power adapter may cause unnecessary safety problems.
Prevent corrosive gas invasion.
The interface of the meter must be kept clean, dry, avoid contact with acid, alkali,
salt solution.
After test samples, the electrode should be immersed in DI water. If the operating
interval more than 6 hours or for long-term storage, wash the electrode and
store it in a empty protective bottle.
2.1.1
Terms
Cell Constant:
The cell constant of a pair of platinum sheets is the ratio of distance
between the two sheets to the area of each sheet. The ratio is measured in cm
-1
.
TDS factor:
The Total Dissolved Solids(TDS) factor is the factor to convert
conductivity and TDS.
Temperature Coefficient:
The temperature coefficient is the % change of
conductivity with temperature in %/ .