Hydros controller problems

[thomascameron81]

Has anyone had there PH probes be way off i calibrated exactly how it said on the hydros site and my test kit reads 8.9 and the probes read 7.6

 

[jrill]

8.9 seems a little unreasonable. I'd go with Hydros on this one.

 

[thomascameron81]

Thanks !

8.9 seems a little unreasonable. I'd go with Hydros on this one.

!

 

[Amato_WCReef]

What other test are you doing? Hanna?