The phrase "an early warning device" is correct and usable in written English.
It can be used when referring to a tool or system designed to alert individuals or organizations about potential dangers or issues before they occur.
Example: "The government installed an early warning device to alert residents of impending natural disasters."
Alternatives: "a warning system" or "a detection device."
THESE are active times in Iowa, the deep purple and bucolic state that, once every four years, becomes an early-warning device for America's presidential politics.
Canaries are a type of early warning device that can be embedded or mounted on electronic systems to issue a pre-failure warning to the host system.
It helps to reflect on our own reactions and the behaviour that triggers these, and to build in some early warning device that helps us avoid getting to that point.
Tempera dosimeters have been used as dosimeters by Odlyha et al. [3] and can rank the sites and act as early warning devices or damage assessment tools.
We argue that, given current technology, macro stress tests are ill-suited as early warning devices, i.e. as tools for identifying vulnerabilities during seemingly tranquil times and for triggering remedial action.
The bacteria silicate hybrids can be used either as disposable sensors or in multiple use sensing test-kits, and they can be also integrated in early warning devices operated in continuous flow conditions.
A network of monitoring devices in an active mine can provide an early warning and location of an impending fire, help isolate an existing fire, and provide a means of evaluating the effectiveness of fire abatement measures.
This research contributed to the development of a device that can measure these things, possibly acting as an early warning signal for brain diseases.
The doctors also called for stringent rules that would require device-related infections to be quickly reported and closely followed to provide an early warning of problems.
