Hach DR300 - Page 33

Step Description Picture
10
• Insert the NG11 filter into the cell holder. Make
sure to install the filter in the correct orientation.
• Install the instrument cup.
Note: The filter is light-tight. Therefore, it is not
necessary to install the instrument cap.
• Push to measure the absorbance.
• Make a note of the measured value of the
NG11 filter and enter the actual value in the
Certificate of Service Inspection.
11
• Insert the NG5 filter into the cell holder. Make
sure to install the filter in the correct orientation.
• Install the instrument cup.
Note: The filter is light-tight. Therefore, it is not
necessary to install the instrument cap.
• Push to measure the absorbance.
• Make a note of the measured value of the
NG5 filter and enter the actual value in the
Certificate of Service Inspection.
Inspection
31