The iGrow 1400 Equipment Override programming feature (timed override) allows you to manually override your greenhouse equipment for specified periods of time, either once or daily.
Here is a video link to provide a more in depth understanding - the IGrow1400 Equipment Override Programming
To Program, from home screen hit Enter/Menu -> and then highlight Equipment Override and hit Enter/Menu.
Select the Channel by pressing the + or - to find the Channel you wish to override.
Once you have the channel highlighted, PREV and NEXT allows you to navigate within the screen + or – allows you to change any highlighted field.
The first option is to turn the override ON (enable) or OFF (disable)
Force - With the use of the + or -, you can select whether you want to force the digital equipment either On or Off and the proportional equipment to a particular position.
Start and End Times - Now use the + or – buttons to enter the times to Start and Stop the override.
One Time Only or Daily - Enter the times of day you want the overrides condition to begin and end. Choices for this field are Daily or One Time Only. If “One Time Only” is selected, once the override is completed, it will not occur again without being reset to On. If Daily is selected, the override will occur every day during the time window.
Here is a LinkConn 1000 View of your Equipment Override Screen which a provides a more simpler control view.