→Runtime environment

according to Wikipedia (https://en.wikipedia.org/wiki/Runtime_system): In computer programming, a runtime system, also called runtime environment, primarily implements portions of an execution model. This is not to be confused with the runtime lifecycle phase of a program, during which the runtime system is in operation. ...

See also: →PLC runtime system 

The →runtime system (logi.RTS) is a PLC runtime system by logi.cals.