Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.

Does the unit require recalibration?

April 26, 2017recalibration require

0

Posted

Does the unit require recalibration?

1 Answer

0

Posted

No. The unit runs a 3 second self-test during turn-on from a built-in AC source. In use the battery voltage is monitored continuously. If the batteries should run down, a continuous tone is heard.