User Guide

Instruction Manual CyberScan DO5000

1. Touch SOUR on the main mode screen.

2. Touch setup to set parameters essential for the SOUR

calculation. These include dilution ratio, minimum run time,

maximum run time, minimum DO required to start the test, the

minimum DO required to end the test and the total solids of the

sample in g/L.

3. Touch start to initiate the SOUR test.

4. Touch stop to terminate the test at any time.

A timer on the SOUR screen will display the time of the test. When

the test concludes, the SOUR results in mg/L/hr will be displayed.

Touch print to save the data into the data log, or touch OK to return

to the SOUR screen.

The calculation employed for the SOUR result is:

SOUR= OUR / solids weight (g/L) = mg/hr/g