The timed relay is a piece of hardware which works by cutting power to the Smartrak hardware after a 24-hour (configurable) period or once the resource’s battery is outputting less than a certain voltage. (The voltage drop isolation is determined by the relay itself, a not our AVL unit.)
The timed relay sits between the main power feed (and ground) of the Smartrak hardware and the vehicle (image below FYI). The timed relay will only allow power draw from the vehicle battery to the Smartrak hardware for the timed period which is by default set to 24 hours.
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