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Fri, 3rd Apr 2009, 11:55 PM
#11
JC, mind being a guinea pig? ;p i dont have any channels open, but i had tried it on a couple of equipment that were less important and i think i got it to work but just need someone else to verify this for sure. someone logged on and told me it would work, but dont know. These are the two versions i made, first one is for people that like to add and take out water at the same, second is for those worried about running 2 pumps at the same time:
"okay i think i got this, let me just run this past you guys
Lets just assume that both pumps will take out/add an equal amount of water, and lets say that were going to have to shutoff the ATO so it doesnt interfere...this is what im thinking:
Saltwater Change
Things we need to do:
PUMP A (takes out water)
PUMP B (puts in water)
Turn OFF ATO
Timer 01
Monday through Sunday
Start at 8:40am
RUN time = 5 minutes
OFF= 0
PUMP A:
Multi-timer = Timer 01
PUMP B
Multi-timer = Timer 01
Alarm 01 = Device: choose EITHER pump channel..
Value = .50
Trip = Above
Go to your ATO channel and turn on Alarm 01
if Alarm = OFF
Saltwater Change: version 2
Things we need to do:
PUMP A (takes out water)
PUMP B (puts in water)
Turn OFF ATO
Turn OFF Return Pump
Timer 01
Monday through Sunday
Start at 8:40am
RUN time = 5 minutes
OFF= 0
Timer 02
Monday through Sunday
Start at: 8:45am
RUN time= 5 minutes
OFF= 0
PUMP A:
Multi-timer = Timer 01
PUMP B
Multi-timer = Timer 02
Alarm 01 = Device: choose PUMP A channel..
Value = .50
Trip = Above
Go to your ATO channel and turn on Alarm 01
if Alarm = OFF
Delay = 12 min
Go to your Return Pump channel and turn on Alarm 01
if Alarm = OFF
Delay = 12 min"
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Fri, 3rd Apr 2009, 11:58 PM
#12
accuracy of pumps is very important. using maxijets will not work for different reasons, but if you use peristaltic pumps on timers i think this would work out great.
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Sat, 4th Apr 2009, 12:05 AM
#13
the only thing that caught my attention was that someone said they couldnt add a delay time to their piece of equipment after it was turned back on, but this was unrelated to the saltwater change program i posted
for the second one the delay time is important just so the return and ato wont turn on after pump A is done
if i ever get more PC4s and the SL1 and SL2, i will definitely play around with this more and make useful programs
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Sat, 4th Apr 2009, 12:21 AM
#14
btw, looks like second one wont work because delay times are only involved when using standby, but first should work--- you could also change the function for the ATO and Return to be MH so they will delay 15 min
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Sat, 4th Apr 2009, 12:50 AM
#15
What if one pump drains the tank for a set amount of time, like 10 minutes. Then a second pump will pump the replacement water back in until a float switch turns it off? Assuming the return pump is turned off and the float is installed in the tank.
Jacob
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Sat, 4th Apr 2009, 09:19 AM
#16
That's what Version 2 was supposed to do. It turned off the return and ato while pump A and pump B turned on at different amount of times to take out and add water. The only reason it didn't work was because the return and ato wont accept a delay time unless they go in stand by. If this was fixed by DA then it would work great. What someone could do is change the ato and return's function and make it a MH so the they automatically get a 15 minute delay, only problem is that if you use a peristaltic pump (which i strongly recommend) that takes out 150 ml per minute, it would take 25 minutes to take out 1 gallon
DA just came out with a switch module (SW5) that could most likely easily do the same thing that i'm doing, but if it can already be done with a program then that would be better
Im thinking that you still can, I just have to play around with the stand by mode. I think if you make a stand by mode that is only 2 seconds long shuts off the return and ato, then add delays for them like for 30 minutes, and this OFF mode from the stand by will trigger the pump A and pump B. One pump turns on and then another turns on, that would be cool... but i wanted something where it was automatic, and having to press a button to start the process sucks but maybe in the long run better
**nm, stand by only accepts time in minutes, and its too many minutes you have to add before it accepts it. so far the switch module would look promising.. thats if it does what im thinking, but not sure
Last edited by rz1a; Sat, 4th Apr 2009 at 09:42 AM.
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