ALERT2 provides robust communications with error detection, forward error correction, and TDMA to eliminate radio collisions. ALERT2 provides confidence in data and control messaging. It is backward compatible with ALERT and made to be used for a long time into the future. Upgrading to ALERT2 allows you to maintain your investment in your monitoring network. ALERT2 provides extensive data types to be transmitted in engineering units. The protocol is extensible for the future to add encryption, control, binary and other data types.