How do i get this piston to run every 30mins

[anon80689496]

I have created this piston to turn on the Dog heat if the temp drops below 1c and then switch off after 15mins.

I then want to get this piston to run every 30mins so the heater will be on for 15mins and then off for 15mins while the condition is true.

[Gopack2]

Try this

Or this more than one way to do this:

And finally, this one might be even better for you:

[anon80689496]

Thank you very much your third example worked a treat. Just moved over from MIOS Vera and using LUA code, so still finding my feet in this new platform.