Hanna Instruments HI 3221 Instruction Manual page 36

AutoEnd stability
Focus on AutoEnd item.
Press one of the displayed function keys to select the AutoEnd stability criteria.
Three options are available: Fast, Medium, Accurate.
For the pH range the stability criteria are different for different pH resolution
selected (Medium in 0.01 pH range is different than Medium in 0.001
range).
Log interval
Focus on Log interval item.
Press Modify in order to change the option.
Use the arrow keys in order to select an option.
If the selected option is Manual the Log on demand is selected.
If AutoEnd is selected the reading will be memorized only when is stable.
If a specific interval is selected, the reading is memorized at the start of the
specific interval.
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