how to program the ghl doser 2 pumps to alternate based on ph

[larryfl1]

Hi ,

i would like to dose 2 or 3 part calcium based on ph below a threshold...

i would like to do this

when ph less then x

then pump a 0n 5 minutes

then after 5 minutes pump a off and pump b on for 5 minutes

after 5 minutes back to a on for 5 minutes

until ph>x then pump a and pump b off


how do i accomplish this??

 

[AQD_ottawa]

Hiya

You can do this with programmable logic the manual is a sticky on the forum, if you cant find the answers exactly as you require go to the support forum for all tech questions www.aquariumcomputer.com/forum where the GHL development team will answer all your questions directly.