eutech-instruments ecoscan do 6 do meter User Manual

Instruction Manual 

DO 6 

 
 

38

 

 From the “COF.1” of the mg/L (ppm) 
Concentration Set Up menu, 

1)  Press the HOLD/ENTER key thrice 

to enter the mg/L or (ppm) mode 
selection menu “b.DO”. 

2) Use 

the 

▲ and ▼ keys to select 

the desired mode of measurement. 

3)  Press the HOLD/ENTER key to 

confirm the selection made and to 
return to the subgroup menu. 

4)  Press the CAL key to return to the 

measurement mode.