Valco Instruments’ MW multiposition valves offer a variety of flow configurations, port and fitting sizes, and actuation options. Based on a preload design, the valves allow the rotor to be inspected or replaced without removing it from the actuator. A microelectric actuator option provides automatic alignment. Available with four to 16 positions, in five configurations ranging from simple stream selection to more complicated trapping functions. Standard valve body material is stainless steel, however, valves may be ordered in optional materials such as Hastelloy C-22 or Nitronic 50. Available with any of Valco”s standard air or electric actuators and accessories.