Control valve 4-2 Distributeur 4-2 Zawór sterujący 4/2 Regulativní ventil 4/2 موزّع 2-4 Valvola di controllo 4-2 P -> A B -> T, P -> B A -> T 4-2 Author: The QElectroTech team License: see http://qelectrotech.org/wiki/doc/elements_license