Official: Masterflex Calcium Reactor Setup Thread

So I have a question about tuning with the masterflex pumps

Am I only the only person that adjusts a calrx apparently backwards? I swear if my supply is a little less than tank demand, if I increase my effluent by 5-10 ml/min, my numbers go up. Everywhere I read that you should decrease effluent to increase contact time and therefore increase alk?
 
Ive found the best results by setting the effluent to achieve my desired calcium level, and then adjusting the ph in the reactor to change alkalinity.
 
I'm trying to get everything finished up with this and is anyone using a C1502 with this method? I'm trying to figure out how to install a ph probe in the lid without getting rid of the lid output port.

I'm also wondering if the blue in/out ports should be, and can be replaced with John guest fittings or are the blue ones good to go?
 
So, in addition to the 2 geos that I have, I also purchased a second hand lifereef LCR-1. Anyone running one of these and have any tips? Anyone use both this and the geo and have an opinion as to which performed better?

Thanks!
 
Hi everyone, this is a bit off topic, but may come in handy for others with a Cole Parmer pump. I have 2 contacts on the back of my pump for a switch, that when closed/open will start/stop the pump, without having to actually remove power from the controller (using my apex).

Does anyone have a link for a "plug in" relay that I can control from my Apex, that can open and close the designated circuit to turn the pump on and off?

Thanks!
 
Hi everyone, this is a bit off topic, but may come in handy for others with a Cole Parmer pump. I have 2 contacts on the back of my pump for a switch, that when closed/open will start/stop the pump, without having to actually remove power from the controller (using my apex).

Does anyone have a link for a "plug in" relay that I can control from my Apex, that can open and close the designated circuit to turn the pump on and off?

Thanks!

I've not see such a thing. Have mine plugged into an EB4 along with my Co2 regulator and CaRX circulation pump.
 
Hi everyone, this is a bit off topic, but may come in handy for others with a Cole Parmer pump. I have 2 contacts on the back of my pump for a switch, that when closed/open will start/stop the pump, without having to actually remove power from the controller (using my apex).

Does anyone have a link for a "plug in" relay that I can control from my Apex, that can open and close the designated circuit to turn the pump on and off?

Thanks!

not sure why you would really need this but you'd have to DIY something with a relay either operated off a spare VDM port or a controlled outlet. I guess it could be nice if you don't have the CP located where it would be able to be plugged into an EB8.

For maintenance one could just wire a simple switch on, if unplugging the pump is a hassle.......
 
I have been thinking for a while of changing to a masterflex to control the effluent on my MTC ProCal Ca reactor, the unit I am looking at right now is a 7524-40 with an 7518-10 Easy Load Head would that work? I think it should, I am currently dosing 30ml/min from my Ca reactor. And it looks like the Easy Head accepts LS17 tubing.
 
I have been thinking for a while of changing to a masterflex to control the effluent on my MTC ProCal Ca reactor, the unit I am looking at right now is a 7524-40 with an 7518-10 Easy Load Head would that work? I think it should, I am currently dosing 30ml/min from my Ca reactor. And it looks like the Easy Head accepts LS17 tubing.


Spec wise it looks fine. Looks like a brushed drive from my quick google search so it may be a bit noisy. You'll be so happy once you've made the switch!
 
I thought it might be a brushed drive too, the unit would be in a dedicated sump room, which is pretty noisy in itself, so I have no need for a silent pump. But other than that, is the brushed drive prone to failure more than a brushless, or any other reason to get a brushless other than noise?
 
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