What is the difference between the -D1 and -D5 cards?

When using analog DO sensor, e.g. DO30G, -D1 needs to be selected.
When using optical DO sensor, e.g. DO70G, -D5 needs to be selected.

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  • Measuring Sensor DO30G

    The DO30G sensor for dissolved oxygen is designed for use in water treatment plants such as sewage treatment works, effluent activated sludge process, and potable water treatment. It is also effective in river monitoring, intake protection, fish farming, and other fields where water quality is important.

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