Compact Direct Acting Valves
Specifications marked in red are now available with John Guest push fit connections. Special Direct Acting Valves. Series U90.60x - U93.60x. High specification for use in medical applications, eg dialysis.
Technical Definition: Bi-stable Valves. Also known as latching valves. Require a positve pulse to open, then a negative pulse to close. Only uses power when being switched. Available in 3, 6 or 9vdc. Ideal for use with batteries. Technical Definition: Mono-stable Valves. Require a voltage to open the valve. Valve closes when the voltage ceases. After the initial opeing the holding voltage can be reduced. Available in 12 or 24vdc. Ideal for use with transformers. Inlet and outlet on the bottom of the valve.