With the iGrow 800 Controller, any one of the available 8 channels can be selected to be an alarm output.  

Click the link below for information on programming an alarm for an iGrow 800 controller.

Set Temperature: lets you select the temp threshold above or below which the alarm will be triggered.

Toggle Alarm Type: There are two, one is a High temp alarm, the other is a Low Temp alarm.  Pressing Button #1 enables you to toggle the programming screens between the two options.  After selecting low/high options, Button #2 will allow user to set temperature, wheel is used to increase

Wait Time: lets to set a wait time before the alarm is triggered.  This time can be set from 0 to 99 minutes.

Note: If the temperature drops below the threshold during the wait time, the clock will be reset to 0.
Button 3 user can to go to this option or decrease the values, wheels used to increase or decrease the values