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Old 25-10-2009, 11:54   #1
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12vdc Timing Switch

Is there a perpetual timer available where a 12v appliance can be automatically turned off and on at a regular interval.
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Old 25-10-2009, 15:58   #2
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If you only need a few seconds, do a google search on "Game Timer". These are set up to run for a period of time every day. Can possibly be modified for longer runs.
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Old 25-10-2009, 16:13   #3
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If you can use a soldering iron, you could try and build your own circuit using an IC555 see link below

The 555 Timer IC

If you would like any help understanding the circuit you could send me a PM and I would be happy to help
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Old 25-10-2009, 16:25   #4
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This should fit the bill, unless the load is more than 12 amps... Fuel System Maintenance Timer / Controller
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Old 25-10-2009, 16:42   #5
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Did you try googling it? 12v timer - Google Search

e.g. 12v TIMER, Programmable Timer, DC Timer, Solar and DC Programmable Timer
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Old 25-10-2009, 18:19   #6
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We bought te most amazing 12v timer!!!!!!!

8 fully programmable on/off sequences, easily adjusted, keeps great time! Its the whole box and dice!!!!!!!


http://www.jaycar.com.au/productView.asp?ID=AA0361&keywords=timer&form=KEYW ORD



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Old 26-10-2009, 10:08   #7
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Check the tech specs for the DC switching capability of the timer recommended by MarkJ to ensure they are sufficient for your load. DC switch capability (in amps or horsepower) is dramatically less than the switch's rating for AC loads.

I've used these Artisan - 2600 Repeat Cycle Timer to control an 8 amp/ 12 VDC load.
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Old 26-10-2009, 10:26   #8
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What do you want it to time?
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Old 26-10-2009, 13:58   #9
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Mark J Thanks thats just what I want. Good on Ya
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