Application response time (ART) is the time a CPU application takes to react to an input,starting when the input signal triggers a write command from the CPU and ending when the corresponding output module changes state.
(application response time) The time a CPU application takes to react to a given input. ART is measured from the time a physical signal in the CPU turns on and triggers a write command until the remote output turns on to signify that the data has been received.
CPU
(central processing unit) The CPU, also known as the processor or controller, is the brain of an industrial manufacturing process. It automates a process as opposed to relay control systems. CPUs are computers suited to survive the harsh conditions of an industrial environment.
