The situation where a sensor or measuring device, having completed its designed range of motion, fails to produce the expected activation signal is a significant concern. For example, in automated testing, a probe might fully extend to contact a target point but not register the contact due to a faulty switch, incorrect calibration, or a physical obstruction. This absence of expected signal despite intended action requires further investigation.
The correct generation of triggers after completion of movement is crucial for reliable operation of many automation systems. Its absence can lead to inaccurate data collection, system malfunctions, and potential damage to equipment or materials. Historically, resolving this issue has involved manual checks, adjustments, and part replacements. Current methods focus on preventative maintenance and employing self-diagnostic procedures built into the systems design to proactively identify and correct problems.