Official: Masterflex Calcium Reactor Setup Thread

selling digital masterflex unit

selling digital masterflex unit

Don't know if this is ok to post... Please remove if it's not. Figure this may help someone out though...

I have a pump for sale on ebay that would work great for a calcium reactor setup. It's a digital masterflex unit.

Ebay item number: 221831231778

Thanks,
Ian
 
I don't see why it would be a problem. It's not like you are hiding that you are the seller and you meet any criteria RC has, plus... you aren't selling it on here :)

Nice pump :)
 
Can anyone tell me dose L/S easy-load fit in I/P Brushless Variable-Speed (77410-10). The I/P easy-load flow rate is too much for my need. Tx
 
Can anyone tell me dose L/S easy-load fit in I/P Brushless Variable-Speed (77410-10). The I/P easy-load flow rate is too much for my need. Tx

As far as I am aware, those pumps only support the IP Easy load heads and not the L/S easy load heads. Those pumps aren't ideal for our application due to their minimum RPM of 65 RPM. You want a pump that can go from 1 RPM up. Even with the L/S head, LS17 tubing needs 17 RPM to flow at 25 ml/min. Even at it's lowest RPM, the pump you are considering would flow at 95 ml/min with LS17 tubing which is way too much for a typical tank. I would pass on that pump if your plan is to use it for a calcium reactor. Another downside is that it is a power hog and much less efficient than an LS series pump.
 
Just wanted to say thanks to this thread and the OP. My set up has been running for a couple months now and "it just works"! I set it once for initial conditions and then up'ed the dose here about 2 weeks ago. This thing just is super consistent and there is no way the effluent line will clog best I can tell. It was super easy to set the chamber to 6.5 pH and the effluent control is very accurate with the Masterflex. On the CO2 dispensing side of things, the other Thread around 2 stage regulators provided me with another rock solid addition to this system. With that, the bubble rate has not changed once since I set it and it will run the tank right down to empty with no effect on the bubble count.

Anyway, thanks! Great thread :).
mike
 
As far as I am aware, those pumps only support the IP Easy load heads and not the L/S easy load heads. Those pumps aren't ideal for our application due to their minimum RPM of 65 RPM. You want a pump that can go from 1 RPM up. Even with the L/S head, LS17 tubing needs 17 RPM to flow at 25 ml/min. Even at it's lowest RPM, the pump you are considering would flow at 95 ml/min with LS17 tubing which is way too much for a typical tank. I would pass on that pump if your plan is to use it for a calcium reactor. Another downside is that it is a power hog and much less efficient than an LS series pump.

That pump is rated from a minimum of 200ml. A little more than I can imagine the average tank needing. Here is the information on this pump.

http://www.coleparmer.com/Product/M...m_115_230_VAC/EW-77410-10?SearchTerm=77410-10

Go to http://www.coleparmer.com/ and enter a model number.
 
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That pump is rated from a minimum of 200ml. A little more than I can imaging the average tank needing. Here is the information on this pump.

http://www.coleparmer.com/Product/M...m_115_230_VAC/EW-77410-10?SearchTerm=77410-10

Go to http://www.coleparmer.com/ and enter a model number.

Yep. But that flow rate you mention is with the IP head. My comment was geared towards the question of whether you could run an LS head on that pump. My response was hypothetical and predicated on the fact that even if your could put an LS head on it, the flow would still be way too high at the minimum RPM.
 
This is minor but has anyone used a mesh like this one? I have seen them on smaller tanks that expel their gasses faster. They keep the user from getting their hands stuck to the tank wall when the temp of the tank drops.

This one is on a bigger tank. It appears to be there to prevent scratches.

CO2TankNet.jpg
 
This is minor but has anyone used a mesh like this one? I have seen them on smaller tanks that expel their gasses faster. They keep the user from getting their hands stuck to the tank wall when the temp of the tank drops.

This one is on a bigger tank. It appears to be there to prevent scratches.

CO2TankNet.jpg

Never had my tanks get cold enough to have a need for those but I've used those on my scuba tanks to keep the fancy finish scratch free.
 
I apologize in advance if the information I am looking for is already on this thread. I would like some feedback on using kalk dosing alongside a calcium reactor. I had started with kalk dosing for a while with approx parameters of 9 dkh with calcium at around 450. Then I added a calcium reactor and stayed within these numbers but then relatively quickly my dkh fell and my calcium went higher. My question is what is the relation between these two components and how do I approach the balancing act? When I read the D&D relations between alk and cal they seem to make sense. I don't understand what I am supposed to aim for and how to go about it? My corals seem happy although a large monti seems unhappy. My acans are bulging with joy,my sps seem relatively happy,my numerous fish (40-50) in 400 gallons are healthy.
 
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