ION Director - measuring Ca + Mg

[AZfishkeeper]

With the ion director, using the sa 2.1 doser , will it also dose ca and mg with just the 1 sa 2.1 doser , how many pumps will.the ion director use

The Ion uses all 4 heads for sampling and testing. If you want to dose you will need an additional doser.
1. Water sample
2. Cal fluid A
3. Cal fluid B
4. Drain