On/Off valve with a single output and both opened and closed. It also can be used without feedback - in that case ignore fail to open/close variable at the output. feedback. Applies to all pneumatic on/off valves with both opened and closed position feedback.

This block is a multiplexer function. When a single input is on, the corresponding single output real value will be on.

This block selects between the first or the second group of real variables.