With 3 programs, 4 start times available per program, and advanced watering cycles, it’s easy to see why programming a Rain Bird ESP timer can be a daunting process. I’ve been getting many questions lately about the use of the program selector switch on the Rain Bird ESP timer. There is a common misunderstanding that… Continue reading Understanding the ESP timer’s program selector switch
Tag: basics
How to design a lawn sprinkler system
One of the most important aspects of installing a new sprinkler system is the design of the sprinkler system. If your sprinkler system is designed poorly not only will you be unhappy with it’s performance once the sprinkler system is installed, sprinkler systems are expensive. A lot of times thousands of dollars are involved with… Continue reading How to design a lawn sprinkler system
Sprinkler System Start Up Checklist
It’s that time of year when it’s time to start up the lawn sprinkler system. See the checklist below for tips when starting up your sprinkler system. Before turning on your water at the stop & waste valve or your main sprinkler valve, manually start your sprinkler timer on the station that is the farthest… Continue reading Sprinkler System Start Up Checklist
Gallons Per Minute
In sprinkler systems, gallons per minute (gpm) or liters per second (L/s) is simply the volume of flow (how much) water is moving through your sprinkler system. If you are installing a new sprinkler system, maintaining your current system, or retro-fitting an existing system you need to know how many gallons per minute are available… Continue reading Gallons Per Minute
Flow, Velocity, & Friction Loss
iScaper Rating The volume of flow in a sprinkler system is measured in gallons per minute (gpm) in the US, and in liters per second (L/s) metrically. The velocity of flow is measured in linear feet per second (ft/s), meters per hour (m³/h), or liters per minute (l/m). Flow in pipe is always accompanied by… Continue reading Flow, Velocity, & Friction Loss
Static and Working Water Pressure
Static pressure is the pressure when water is motionless. In a closed level piping system the static pressure is the same at every point. There are two way to create static pressure, by elevating water in tanks and reservoirs above where the water is needed and by utilizing a pump. Pumps can be used to… Continue reading Static and Working Water Pressure