TD80™ Level Gauging and Overfill Prevention System Product Manual
Rev. 2, August 4, 2015/ TD80 Operation Page 119
5.3.5 HH Alarm
Once the liquid level reaches the
programmed “High High” Alarm, the
display alternately flashes “HH” and
current level
To acknowledge the alarm, press the
sequence of buttons Up-Up-Down-Up
on the display, or press an external
alarm acknowledge button if it is
installed
5.3.6 SPILL Alarm
When the liquid level reaches the
programmed SPILL alarm level, the
display flashes “SPILL”
To acknowledge the alarm, fluid must
be removed from the tank while the
TD80 and Finch Display are turned on