Auto Irrigation Program – Based On Temperature And Rain - Universal Devices ISY-994i User Manual

11.4.2 Auto Irrigation Program – Based on Temperature and Rain
11.4.2.1Functionality Highlights
• Automatically runs 7 days a week with scaling back based on the weather ie. rain
and temperature (WeatherBug).
o Rain above zero inches pushes out the schedule
o Temperature below a set-point prevents running that day
o Temperature high above a set-point promotes daily runs
• Manual control is integrated with the Automatic mode ie. auto mode is user
interruptable from an INSTEON device.
• Manual control to run irrigation and advance forward stations from an INSTEON
device.
• Each "Station Timer" program also acts as a time-stamp for each station.
• Sends a start and finish notification for user tracking purposes.
11.4.2.2Variables
• Irrigation_Station - tracks which station is currently running, is used for tracking
next valve to run.
• Manual_Currently_Running - tracks if the irrigation is being run manually, used to
prevent an auto run from interrupting a manual run.
• Weather_Rained_Last_36_Hours - has rained in the lat 36 hours, used to hold off
runs if it has rained.
• Weather_Temp_Below_40_Degrees - checks if its below 40 degrees at set start time
(11pm), holds off runs if its too cold.
• Weather_Temp_High_Above_70_Degrees - checks if the high temp for the day is
above 70 degrees, for adding 7 day a week runs if its hot weather.
36 (Universal Devices)
Figure 191: Irrigation Variables
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