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From: "Bruce Kingsley"
Subject: Re: electric valve
Date: Wed, 9 Oct 2002 21:34:37 -0700
Organization: MindSpring Enterprises
X-Server-Date: 10 Oct 2002 04:40:37 GMT
X-Newsreader: Microsoft Outlook Express 5.00.2919.6600
Sprinkler valves are 2-stage pilot operated and are designed to open and
close slowly (to reduce water-hammer), but operated on little current. A
direct acting valve would operate fast, but requires higher current for high
There are valves from Parker (see a hydraulic supplier) and others that pass
> 40gpm with 24 V @ 1 amp and up to 3000 psi. Their 2-stage, but pretty fast
"Chris Roberts" wrote in message
> I forgot to mention that I would like to be able to power this with 12VDC.
> I have seen several sites where people have made air cannons using
> irrigation valves and they say you can operate those with DC voltages even
> though the valve is supposed to run off AC. Every valve I have seen runs
> off 24v AC but they would be great to use because they are between $10 and
> "Chris Roberts" wrote in message
> > I am trying to locate a decent source for a small electric valve to
> > fluids under some pressure. What I want to make is sort of like a water
> > gun. A container made of pvc will be pressurized and when a button is
> > pressed the electric valve would open to the container and the pressure
> > would shoot the water out.
> > Anyone know of a source for that kind of stuff that doesn't cost a
> > Thanks,
> > Chris Roberts
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