Installation Guide
10
Alarms
Flood Watch Alarm
Press the FLOOD WATCH button to activate or deactivate the FLOOD WATCH 
ALARM. When the alarm is ON and ood and saturation conditions are  
present, an alarm will sound and the FLOOD WATCH indicator will highlight on 
the display. Flood conditions include:
> 3” (76.2 mm) in the last 7 days, and then >0.7” (17.78 mm) in the last 2 hours or  
>1” (25.4 mm) in the last 24 hours
> 2.3” (58.4 mm) in the last 4 days, and then >0.7” (17.78 mm) in the last 2 hours or 
>1” (25.4 mm) in the last 24 hours
> 1.5” (38.1 mm) in the last 2 days, and then >0.7” (17.78 mm) in the last 2 hours or 
>1” (25.4 mm) in the last 24 hours
> 1.4” (35.6 mm) in the last 2 hours
> 1.6” (40.6 mm) in the last 8 hours
> 1.8” (45.7 mm) in the last 24 hours
If ood or saturation conditions occur, the alarm sounds for 1 minute or until 
any button is pressed. If no buttons are pressed, the FLOOD WATCH indicator 
will ash on the display, and the alarm will sound three times on the hour for 
the next 8 hours.
NOTE: The rain gauge measures rainfall even while the ood alarm is off.
Rain Alarm
Press the RAIN ALARM button to activate or deactivate the RAIN ALARM. 
When the alarm is ON and any rainfall is detected an alarm will sound and 
the RAIN ALARM indicator will highlight on the display. The alarm sounds for 
1 minute or until any button is pressed. If no buttons are pressed, the alarm will 
stop and the RAIN ALARM icon will ash for up to 30 minutes.
NOTE: The FLOOD WATCH ALARM and RAIN ALARM are NOT intended to 
be a safety device or warning system.










