243-0019 | Signal Selector, Lowest/Highest, Pneumatic, DA, Six-Input, Dual Output | Siemens

This 243 Lowest and Highest Signal Selector is a six-input, dual output logic device for use in pneumatic control systems. It selects highest, lowest or both, is lightweight, is easily supported in-line or mounted using provided hardware, and has an operating ambient temperature of 40 degrees Fahrenheit minimum, 140 degrees Fahrenheit maximum.