Web-based sprinkler controller is not a new idea. How is OpenSprinkler different from competitors? The flexible start times can accommodate both situations where the program needs to run at arbitrary given start times, and situations where the program needs to repeat regularly for many times during a day. start at 8:30am, repeat every 45 minutes for 8 times). down to precision of 1 second), and two different types schedule dates: 1) weekly schedule where you can select any combination of weekdays 2) interval schedule where you can set the program to run every n days (n is between 2 to 127).Įach program also allows two types of start times: 1) up to 4 fixed start times or 2) repeating start times (e.g. Each program allows an individual water time for every station (from 0 to 18 hours, in granularity of seconds, i.e. The latest firmware supports up to 40 programs on OpenSprinkler 3.x and OSPi. How many programs does it support? What about program schedule dates and start times? The ‘3-wire 9-24V AC/DC’ type is also compatible with OpenSprinkler AC-powered, however, because of the way 3-wire valve works, each valve will take 2 zones (one for opening, one for closing). The ‘2-wire auto return’ type is directly compatible with OpenSprinkler. Motorized ball valve may also work with OpenSprinkler: for example, US Solids sells several types of motorized ball valve. The Latch controller is also powered by a DC adapter, and operates latching solenoid valves only. In addition, DC-powered version can work with any input voltage from 7.5VDC to 12VDC, including 12VDC solar panel. For International customers: DC adapters are generally much easier to find than AC adapters. The main difference is that the AC version is powered by a 24V AC adapter and the DC version is powered by a low-voltage (7.5V) DC adapter. AC-powered and DC-powered versions both operate standard 24VAC sprinkler valves. Moreover, OpenSprinkler 3.x provides three different flavors: AC-powered, DC-powered, and Latch. We currently offer OpenSprinkler 3.x (the default version has built-in WiFi, you can additionally purchase a wired Ethernet module if you prefer wired connection), and OpenSprinkler Pi (or OSPi, driven by a Raspberry Pi). What are the different hardware versions? The latest firmware supports a maximum of 72 zones on OS 3.x and OS 2.3, and a maximum of 200 zones on OSPi. Our app lets you to access multiple OpenSprinklers together for unlimited coverage. It’s low-cost and expandable: it can scale from a few zones for a modest house up to 72 or even 200 (using OSPi) for a large business installations like home owner associations. Its applications include lawn and garden watering, plant irrigation, drip irrigation, hydroponics. OpenSprinkler is for homeowners as well as business owners including growers, farms, business parks, ranches, golf courses, and sprinkler service professionals. In addition, the WiFi version can function without external router, ideal for situations where you don’t have Internet connection at the field. Connectivity Options: we offer both controllers with built-in WiFi and controllers with built-in Ethernet connector.It not only stops watering when it rains, but also scales water time up and down based on your local temperature and humidity. Smart Control: OpenSprinkler can connect to the Internet and use real-time weather data (including historic and forecast data) to automatically make water time adjustments.Remote Access: you can access your OpenSprinkler anywhere and at any time, whether you are at home, at office, or traveling away. The web interface is much more intuitive than a small LCD screen. Instead, use web browsers and mobile apps to set or change sprinkler programs. Intuitive User Interface (UI): no more messing with buttons and knobs, no more running to your garage to make a single sprinkler program change. A web-connected controller like OpenSprinkler provides the following advantages: It’s a drop-in replacement for conventional sprinkler controllers that are not web connected. OpenSprinkler is an open-source, web-based sprinkler / irrigation controller. For additional help, please visit the Support page, or use the Forums to report issues. NOTE: This page documents the most commonly asked questions.
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