The phrase "alert signals" is correct and usable in written English.
It can be used in contexts where you are referring to signals that indicate a warning or a need for attention.
Example: "The system is designed to generate alert signals in case of any anomalies detected during operation."
Alternatives: "warning signals" or "notification signals".
Vague color-coded alert signals flicker in and out of consciousness.
Hennessy enlisted 1,200 volunteers; the fire alarm bells have been stepped up in volume & will serve as alert signals.
This type of wireless device also sends out alert signals to the physician when the patient's heart rate becomes abnormal.
Although the state provides 6percentt of the financing for the system, an executive said it might reduce emergency and Amber Alert signals, drop some local programs and reduce educational programming.
As G.I.'s continue to fight and die in Iraq, the national leaders who put them needlessly in harm's way are now flashing orange alert signals to convey that Al Qaeda -- the enemy that should have been in our sights all along -- is poised to strike us again.
These messages can alert signals about road congestion, accidents ahead, or information about traffic on a given route.
This evolutionary process is demonstrated by the predator alert signal of Thomson's gazelles (Gazella thomsoni).
We could also consider a missile … If the crew didn't send an alert signal, it's because what happened was very sudden.
An important one will be the establishment of an Alert signal when dangerous solar cosmic ray particles are heading to the Earth, resulting into ground level enhancements effects registered by neutron monitors.
This system can rapidly identify the spot where the pre-set strain threshold has been surpassed and the corresponding structural element in the BIM model would be highlighted to provide alert signal to engineers and decision makers.
(Spoiler alert: Signal is the safest choice).
