g wrote:
x10 can be an inexpensive way of controlling a home system, if you have
good lightening suppression on your mains. problem is that x10 is designed
to work primarily over mains system. low voltage controllers are available.
most electric water control systems as used in lawn sprinklers are low
voltage for safety reasons.
They do make a relay output module especially for things like that.
It isn't waterproof, and you do need to plug it in. It also has the
option of latching or momentary contacts on the same unit.
Mikkel
--
Do not meddle in the affairs of dragons,
for thou art crunchy and taste good with Ketchup!