I'm having the same problem. I've replaced all 3 batteries with brand new ones, then rebooted the touchscreen (twice), and also acknowledged/cleared the "low battery" alarm. Still getting alert beeps every couple hours.
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I'm having the same problem. I've replaced all 3 batteries with brand new ones, then rebooted the touchscreen (twice), and also acknowledged/cleared the "low battery" alarm. Still getting alert beeps every couple hours.