Siemens 243-0019 Signal Selector Lowest/Highest Pneumatic,
The 243 Lowest and Highest Signal Selector is a
six-input, dual output logic device for use in pneumatic
control systems.
Applications
The 243 Lowest and Highest Signal Selector is use
where up to six input air signals must compare and
the lowest and/or highest of the signals transmitted to
another logic or final control device. Unused input ports
must connecte to the highest numbered input port
being use. This is a low capacity output device, therefore,
an amplifying relay will require for many applications.
