Nov 29, 2012 · Also, using a Pi to interface with OpenSprinkler makes it easy to introduce weather-based features and anything that requires computation beyond what a simple microcontroller can do. January 24, 2013 at 3:34 am #23206. dman. Participant. Dan – looking forward to getting this up and running. I have fixed IP for both my existing R-Pi …24VAC/500mA sprinkler transformer for OpenSprinkler AC and OpenSprinkler Pi. Please note that this plug is only for 110~120v U.S. outlets. Due to the low current rating (500mA), it is NOT suitable to run more than 2 valves at the same time (i.e. concurrent/simultaneous zones). If you need to run more zones at the same time, please find a 24VAC …OpenSprinkler Zone Expander. $ 49.00 – $ 50.00. OpenSprinkler Zone Expander provides an easy and inexpensive way to increase the number of stations for your OpenSprinkler. Each expander adds 16 zones. Please note that there is NO expander for OpenSprinkler Latch — the DC expander will NOT work with OpenSprinkler Latch. Troubleshooting and Technical help. OpenSprinkler 3.x Firmware Update Guide. View all 7. Weather and Integrations 6. Using Weather Adjustments. The Interactions between Rain Delay, Rain Sensor, and Weather Algorithm. Creating an IFTTT Applet to receive OpenSprinkler notifications. Using OpenSprinkler with Amazon Echo or Google Home Assistant. OpenSprinkler › Forums › OpenSprinkler Unified Firmware › Unable to load UI This topic has 16 replies, 5 voices, and was last updated 9 years, 6 months ago by Ray . Viewing 17 posts - 1 through 17 (of 17 total)RFToy is an Arduino-compatible gadget for interfacing with radio frequency (RF) modules. It can be used as a standalone gadget, or in conjunction with OpenSprinkler (including DC / AC / Pi) to decode and simulate RF signals on RF remote power sockets. This allows OpenSprinkler to switch not only sprinkler valves, but general devices such as lights, …Nov 29, 2013 · OpenSprinkler Pi. Watch on. If you hate watering the garden but enjoy messing around with computers, OpenSprinkler Pi is a no-brainer. It’s the cheapest and most configurable system of its type I’ve come across, it’s open source (and this means that Ray’s not the only person working on it – tools from the community like Rich Zimmerman ... The Android app does work if I point it directly at the OpenSprinkler controller. I’ve used tcpdump and wireshark to compare the traffic going to the controller when I try to connect the app to the controller, and the problem appears to be that the app is adding an additional “/” to the GET /js?… request when going through the proxy. ...November 30, 2017 at 10:39 pm #48410. Ray. Keymaster. Not yet. Have been working on integrating Jeff Lawrence’s improved OpenGarage firmware, which does integrate MQTT for OpenGarage, and the same feature can be integrated into OpenSprinkler. I’ve put it on todo list now. April 3, 2018 at 1:35 pm #49483. perscheid.Dec 30, 2015 · Currently the OpenSprinkler Pi circuit board doesn’t have screw holes that match those on the Zero. The consequence is that the Zero won’t have much physical support other than the 2×20 pin header, which is pretty tight and does provide reasonable support. I will have to modify the board design to incorporate the screw holes. One thing you can check is the wire resistance. Use an online calculator to compute the wire resistance, such as this one: keep in mind that you need to input the round-trip distance. Typical sprinkler valves draw about 200 to 300mA holding current, and if the voltage drops below 18V AC they are unlikely to stay on.Troubleshooting and Technical help. OpenSprinkler 3.x Firmware Update Guide. View all 7. Weather and Integrations 6. Using Weather Adjustments. The Interactions between Rain Delay, Rain Sensor, and Weather Algorithm. Creating an IFTTT Applet to receive OpenSprinkler notifications. Using OpenSprinkler with Amazon Echo or Google Home …OpenSprinkler Pi (OSPi) is an open-source sprinkler / irrigation extension board for the Raspberry Pi. It is an easy and low-cost solution to transform a Raspberry Pi into a …Apr 9, 2024 · OSPy. Vlastnosti zařízení. ovládání zařízení přes webové rozhraní (telefon, tablet, webový prohlížeč) přes LAN nebo WiFi připojení. zabezpečení přístupu k rozhraní pomocí jména a hesla (možnost šifrovaného spojení přes https certifikát) možnost snadného zálohování (přenesení všech nastavení na jiný ...You can certainly clone the UI, change it, and run it locally (just double click index.html to launch the UI). Another work-around is to use HTTP API to send command to the controller manually to set GPIO zones. This allows you to bypass UI so you only need to modify the pin list on the firmware side. Author.So in case you are looking for a 24V AC relay to work with OpenSprinkler in order to switch high-voltage devices, this is an inexpensive (. 2. Schrack RT314524: This is a very small 24V AC relay that you can buy from …According to information from Victoria Gardner, Weather Underground the gateway for obtaining keys on the new API for PWS non-commercial users is planned to open on February 15, 2019. All current WU API keys that are linked to a PWS will stay open through Friday, March 1, 2019. Links to documentation and details about data can be …Software repository for OpenSprinkler, an open-source web-based sprinkler controller. - OpenSprinklerThe time is calculated using two pieces of information: the NTP time (which is UTC+0 time) and the time zone (this is obtained from the opensprinkler weather server, which calculates your time zone using your location). If you export your configurations to a .json file, and open the file, there is a variable called “tz”, which is the time zone.I have an old Orbit 12 zone B-Hyve sprinkler controller, but its WiFi module broke. All I had to do was to create a cable to connect the Pi Zero to the header on the power board of the Orbit. This way, the whole Orbit control module is substituted by the OpenSprinkler Pi. Please, see the wiring diagram attached as an Excel spreadsheet.Address OpenThings 5 Valley Lane Amherst, MA 01002 Email General Inquiry: [email protected] Orders: [email protected] Sales and Distribution: [email protected] Technical Support: support.opensprinkler.com NOTE: if you are seeking support for an existing product purchase from us, please submit a support ticket …Rain gauge is currently not supported: at least not supported if you want to use it to stop watering when a certain amount of rain is received. Technically rain gauge works like a flow sensor — the reed switch internally turns on and off repeatedly to indicate the rate at which rain is accumulated. You can use rain gauge in the sense that you ...Same thing here. Opensprinkler Android app does not load. It just stays there with the Opensprinkler logo and then it goes black and stays like that. I can control my OSPI fine via Chrome on my phone. Huawei Nexus 6P Android 7 stock. I tried this on my son’s Motola Nexus 6 Android 7 and it loads fine.RFToy is an Arduino-compatible gadget for interfacing with radio frequency (RF) modules. It can be used as a standalone gadget, or in conjunction with OpenSprinkler (including DC / AC / Pi) to decode and simulate RF signals on RF remote power sockets. This allows OpenSprinkler to switch not only sprinkler valves, but general devices such as lights, …Aug 6, 2023 · Welcome to the OpenSprinkler application. This app only works with the OpenSprinkler controller which must be installed and setup on your home network. Purchase OpenSprinkler. OpenSprinkler.com Login. Scan For Device. Manually Add Device.Hi, There is option to connect 2 sensors for OSPi: 1. Rain Sensor (Then when it rainy day, and the water is open, it will close automate) 2. Land Sensor (That in computer I see when the land is dry). Regards. June 17, 2014 at 3:06 pm #27223.This is an ESP32 port of OpenSprinkler 2.1.9 firmware. As ESP32 has many GPIO pins, the main stations (8) are handled by ESP32 instead of any PCF8574's. All buttons are managed by the main ESP32 board too. Firmware is tested and works as AC version (DC and LA require a dedicated HW eg. voltage buster). As I do not have an ethernet board, …Apr 9, 2024 · OSPy. Vlastnosti zařízení. ovládání zařízení přes webové rozhraní (telefon, tablet, webový prohlížeč) přes LAN nebo WiFi připojení. zabezpečení přístupu k rozhraní pomocí jména a hesla (možnost šifrovaného spojení přes https certifikát) možnost snadného zálohování (přenesení všech nastavení na jiný ...The OpenSprinkler web interface allows you to program water schedules and monitor station status through the web. Compared to traditional sprinkler timers, which limit you to a few buttons, dials, and a small screen, the web provides a much more intuitive user interface. You can access the controller using any device that has a built-in web ...This is an ESP32 port of OpenSprinkler 2.1.9 firmware. As ESP32 has many GPIO pins, the main stations (8) are handled by ESP32 instead of any PCF8574's. All buttons are managed by the main ESP32 board too. Firmware is tested and works as AC version (DC and LA require a dedicated HW eg. voltage buster). As I do not have an ethernet board, … OpenSprinkler is an open-source web-based sprinkler controller / irrigation timer built upon open-source hardware and software. It works with standard 24V AC sprinkler valves commonly found in household watering and irrigation systems. You may be planning to buy a conventional sprinkler timer, but chances are that these systems provide a ... Oct 10, 2021 · PCA9555 and PCA9535 both have 16 I/O pins, and both use Totem-poll output, so they can both sink and source a large amount of current. They are used in the current OpenSprinkler 3.2 controller and zone expanders. The only difference between the two is that PCA9555 has built-in pull-up resistor while PCA9535 does not.One thing you can check is the wire resistance. Use an online calculator to compute the wire resistance, such as this one: keep in mind that you need to input the round-trip distance. Typical sprinkler valves draw about 200 to 300mA holding current, and if the voltage drops below 18V AC they are unlikely to stay on.The Android app does work if I point it directly at the OpenSprinkler controller. I’ve used tcpdump and wireshark to compare the traffic going to the controller when I try to connect the app to the controller, and the problem appears to be that the app is adding an additional “/” to the GET /js?… request when going through the proxy. ...The application allows you to automatically detect and control your OpenSprinkler irrigation system(s). OpenSprinkler is an open-source Internet web-based sprinkler timer / …The first thing to check is at the homepage, swipe left to right (or click the upper-left corner icon) to open the left-side menu, then ‘System Diagnostics’. Look at two time stamps: the Last Weather Call and Last Successful Weather Call. If the Last Successful Weather Call time stamp lags behind the first one, or is simply not available ...The application allows you to automatically detect and control your OpenSprinkler irrigation system(s). OpenSprinkler is an open-source Internet web-based sprinkler timer / …Jul 23, 2023 · OpenSprinkler is an open-source Internet web-based sprinkler timer / controller built upon the Arduino platform. Features of the app include: * Easy to understand device status. * Quick program modification. * Launch ad-hoc or defined programs instantly. * Manual mode for convenient testing. Forums for OpenThings. OpenSprinkler Unified Firmware. Announcements, questions, and suggestions about the OpenSprinkler Unified firmware. 831. 5,946. 1 day, 6 hours ago. Nicola. OpenSprinkler Mobile and Web App. Questions, comments, suggestions about OpenSprinkler mobile and web app. Station 5. I want to be able to run both pumps at the same time, but stations sequential. For example. Both pumps stars at 6 am, and running time 1 hour per station. So at 6 am, pump1 starts and open station 1, pump2, at same time opens station 4. At 7, both pumps runing,station 1 closes, and 2 open. Similarly , station 4 turns off and 5 turns on.Dec 13, 2017 · With OpenGarage, you can monitor the door status, close or open it from anywhere, check history, get notifications, and even delegate it to auto-close the door with the automation feature. OpenGarage is an open-source, universal garage door opener. It has built-in WiFi and cloud support. The hardware is based on the ESP8266 WiFi chip. Sep 30, 2014 · Announcing OpenSprinkler Firmware 2.1.0 (Major Upgrade) →. We’ve just released a new OpenSprinkler Firmware Update program, with a video tutorial to walk you through the steps of how to upgrade your firmware. Hopefully this will make it easy for users to transition to the upcoming Firmware 2.1.0, which has a number of significant new ...Sale! ESPToy v2. $ 12.99 9.99. ESPToy is a WiFi development board for ESP8266. Version 2.0 has on-board Neopixel color LED, mini buzzer, button, light sensor, LiPo battery jack and charging chip. It has built-in CH340 USB-serial and auto-reset circuit. It’s pre-flashed with a demo software written in Arduino with ESP8266 core.I am interested to discuss the integration of OpenSprinkler with other software. Perhaps the first step of this process should be for the designers of OpenSprinkler to share their vision of how OpenSprinkler is to integrate with IOT. My understanding is that the python version of OpenSprinkler has MQTT support, which …The marking may differ somehow depending on the manufacturer, but in general the marking is not the full part number because there is not enough space to put the entire part number. Many rectifier diodes are interchangeable. For example, D1 on OSPi is a standard rectifier with a minimum of 100V reverse voltage stand.OpenSprinkler Station is for gaining advanced controls and status information over a single station (zone) of a device, e.g. to turn it on or off, or the time remaining. OpenSprinkler Device is for device-specific controls that usually apply to multiple stations or main unit sensors, e.g. if rain was detected.Nov 29, 2013 · OpenSprinkler Pi. Watch on. If you hate watering the garden but enjoy messing around with computers, OpenSprinkler Pi is a no-brainer. It’s the cheapest and most configurable system of its type I’ve come across, it’s open source (and this means that Ray’s not the only person working on it – tools from the community like Rich Zimmerman ... OpenSprinkler Pi (OSPi) is an open-source sprinkler / irrigation extension board for the Raspberry Pi. It is an easy and low-cost solution to transform a Raspberry Pi into a … Troubleshooting and Technical help. OpenSprinkler 3.x Firmware Update Guide. View all 7. Weather and Integrations 6. Using Weather Adjustments. The Interactions between Rain Delay, Rain Sensor, and Weather Algorithm. Creating an IFTTT Applet to receive OpenSprinkler notifications. Using OpenSprinkler with Amazon Echo or Google Home Assistant. Basic features of the OpenSprinkler include: - AVR Atmega328 MCU running at 8MHz, compatible with the open-source Arduino software. - Microchip ENC28J60 Ethernet controller enables web-based scheduling, through either wired Ethernet connection, or WiFi connection if used with a WiFi repeater. - Allows up to 8 water stations/zones, individually ... Welcome to the OpenSprinkler application. This app only works with the OpenSprinkler controller which must be installed and setup on your home network. Purchase OpenSprinkler. OpenSprinkler.com Login. Scan For Device. Manually Add Device. RFToy is an Arduino-compatible gadget for interfacing with radio frequency (RF) modules. It can be used as a standalone gadget, or in conjunction with OpenSprinkler (including DC / AC / Pi) to decode and simulate RF signals on RF remote power sockets. This allows OpenSprinkler to switch not only sprinkler valves, but general devices such as lights, …Hi, There is option to connect 2 sensors for OSPi: 1. Rain Sensor (Then when it rainy day, and the water is open, it will close automate) 2. Land Sensor (That in computer I see when the land is dry). Regards. June 17, 2014 at 3:06 pm #27223.There are a bunch of kinds…. -two wire reverse polarity to open or close. -three wire, common and + to one ot open, + to the other to close. -two wire spring return – + to open, 0 to close. (more expensive but failsafe) 24vac dpdt relay driven by open sprinkler output, with a dc supply to drive the valves could be wired to any of these types.The application allows you to automatically detect and control your OpenSprinkler irrigation system(s). OpenSprinkler is an open-source Internet web-based sprinkler timer / … Forums for OpenThings. OpenSprinkler Unified Firmware. Announcements, questions, and suggestions about the OpenSprinkler Unified firmware. 831. 5,946. 1 day, 6 hours ago. Nicola. OpenSprinkler Mobile and Web App. Questions, comments, suggestions about OpenSprinkler mobile and web app. Apr 14, 2021 · OpenSprinkler – zavlažování přes HomeKit. Několik let jsem úspěšně provozoval automatizovanou závlahu řízenou jednotkou Hunter XCore. Při přemýšlení o dalším upgrade věcí do HomeKitu jsem dospěl k tomu, že je na čase nahradit tuto jednotku něčím inteligentnějším. Výchozí situace je sice funkční, nicméně ...You can use 24VAC solenoid valves with your DC OpenSprinkler. I don’t think I’ve seen 24VDC solenoid valves around. March 20, 2019 at 2:34 am #59400. Kalu1. Participant. 24VDC is industry standard. Every factory has 24VDC valves. It would be good to edit link above where is said that 24VDC is ok.I am running a new OpenSprinkler (AC) and everything is working great except I cannot change the time zone. That dropdown option is disabled. I have tried enabling NTP and disabling but I still cannot change the timezone. I have set the location as west coast, but it forces timezone -5 which is east coast.The application allows you to automatically detect and control your OpenSprinkler irrigation system (s). OpenSprinkler is an open-source Internet web-based sprinkler timer / …Check the program’s interval time — it should not be zero. If you just want the program to run once during a day, you can use a large interval (such as 23 hours). As long as the end time minus the start time is less than the interval time, the program will run only once (at the start time). From firmware 2.1.2, the settings for each program ...Question about “NEW from OpenSprinkler v3.2: from v3.2, the controller has dual support for WiFi and wired Ethernet.” which as far as I can see is related to 2.2.0(1)s update to ESP8266 WiFi Core 3.0.2 and lwip as wired Ethernet library. I’m using ethernet. After upgrading firmware I’m seeing the AP mode running even when the … · Keymaster. 1. yes, it should work with OpenSprinkler. The output of this soil clik sensor is a relay which is a dry contact type. 2. no, this soil sensor is not a dry contact type, it requires an additional microcontroller to ‘interpret’ the result of the soil moisture value. It cannot be used directly with OpenSprinkler.About. A mobile interface for the OpenSprinkler irrigation device. Designed to allow manual control, program management (preview, add, edit, and delete), initiation of a run-once program, viewing graphical and tabulated representations of log data, viewing device status, adjusting rain delay, and changing of OpenSprinkler settings.This way, when OpenSprinkler starts to run any program, or receives weather changes, it can send a web request to IFTTT, which further triggers a text message or push notification to your phone. Conversely, to use a Maker action, you can set IFTTT to send a web request to your gadget. This way, when it receives an associated trigger, it can ...So in case you are looking for a 24V AC relay to work with OpenSprinkler in order to switch high-voltage devices, this is an inexpensive (. 2. Schrack RT314524: This is a very small 24V AC relay that you can buy from Mouser or Digikey. It has a contact rating of 16A @ 250VAC, which is also plenty for common applications.Open Sprinkler is a free, open source, self hosted, browser based controller for your sprinkler system, and it can run through a Raspberry Pi. It has a simp...For Op e nS p r i nk l e r 2 . 3: plug in a wired Ethernet cable to OpenSprinkler's Ethernet jack, the other end to your router. If you prefer using WiFi connection, we recommend …Jun 12, 2020 · The weather algorithm is just an algorithm, it’s not human intelligence, it can’t read your mind. That’s why you are given parameters which you can tweak to fit your own specific need. You can’t expect it to work perfectly with the default settings. I think your expectation is too high.This way, when OpenSprinkler starts to run any program, or receives weather changes, it can send a web request to IFTTT, which further triggers a text message or push notification to your phone. Conversely, to use a Maker action, you can set IFTTT to send a web request to your gadget. This way, when it receives an associated trigger, it can ...If you have already installed opensprinkler firmware onto the Pi then you can select a station (click the associated cog). In the settings popup, click the Advanced tab and select “GPIO” as the station type. You can now select the gpio pin that you want to toggle when this station needs to water. Make sure you then wire up that gpio pin to ...To do so: Power off the controller, then power it back on. As soon as you see the word 'OpenSprinkler', press and hold the third pushbutton B3 and continue holding it until the LCD displays 'Setup Options'. Click B3 as many times as you need until you are at the 'Ignore Password' option. Click B1 or B2 to select 'Yes'.OpenSprinkler. Welcome to the OpenSprinkler application. This app only works with the OpenSprinkler controller which must be installed and setup on your home network. …This way, if the WiFi signal is lost, the remote station will not remain on for more than 2 minutes, to avoid it being left on indefinitely. As a result, if you try to read the remaining water time from the remote station, it won’t be more than 2 minutes. The exception is when the ‘special station auto-refresh’ is turned off. OpenSprinkler › Forums › Hardware Questions › OpenSprinkler This forum has 295 topics, 1,274 replies, and was last updated 1 day, 2 hours ago by kakas . Viewing 26 topics - 1 through 25 (of 295 total) OpenSprinkler owners can use this solution to send their PWS weather observations onto a local Weather Service server. For more information on the "WeeWX Solution" click here. 4 ) Solutions for specific PWS (provided by OpenSprinkler Forum members) Davis Vantage: a solution for this PWS has been kindly provided by @rmloeb hereAccording to information from Victoria Gardner, Weather Underground the gateway for obtaining keys on the new API for PWS non-commercial users is planned to open on February 15, 2019. All current WU API keys that are linked to a PWS will stay open through Friday, March 1, 2019. Links to documentation and details about data can be …Jul 25, 2018 · Weather adjustment methods rely on online weather data, those are independent of your rain sensor, which is your local sensor that does NOT depend on online weather data. If you want to only use rain sensor, please select ‘Manual’ as adjustment method, and configure your sensor as Rain sensor and use that. August 8, 2018 at 12:25 …OpenSprinkler Remote Access using OpenThings Cloud (OTC) Token. Troubleshooting and Technical help. OpenSprinkler 3.x Firmware Update Guide. View all 7. Weather and Integrations 6. Using Weather Adjustments. The Interactions between Rain Delay, Rain Sensor, and Weather Algorithm. Creating an IFTTT Applet to receive OpenSprinkler …OpenSprinkler › Forums › OpenSprinkler Unified Firmware › Announcing OpenSprinkler Unified Firmware 2.1.9 (4) What's New Firmware 2.1.9 (4) is now available. The primary change in this firmware is the initial support for MQTT (thanks to the generous contributions by jbaudoux, PeteBa, and vsoltan). To use MQTT, this firmware requires …Sep 22, 2019 · Application Protocol Source Net Port from IP Address Port to Enable. Sprinkler Both 0.0.0.0 80 198.168.1.98 80 y. The OpenSprinkler Shows the same Ip address and Port. My External IP is 31.xx.xxx.61. I installed APP, and added new device. Entered Name and. Open Sprinkler IP as 31.xx.xxx.61:80. and password. Apr 14, 2021 · OpenSprinkler – zavlažování přes HomeKit. Několik let jsem úspěšně provozoval automatizovanou závlahu řízenou jednotkou Hunter XCore. Při přemýšlení o dalším upgrade věcí do HomeKitu jsem dospěl k tomu, že je na čase nahradit tuto jednotku něčím inteligentnějším. Výchozí situace je sice funkční, nicméně ...
According to information from Victoria Gardner, Weather Underground the gateway for obtaining keys on the new API for PWS non-commercial users is planned to open on February 15, 2019. All current WU API keys that are linked to a PWS will stay open through Friday, March 1, 2019. Links to documentation and details about data can be …. Wnep news live
May 17, 2019 · Step 2: Attach OpenSprinkler to the wall, and re-inser t the wires: Refer to the Hardware Interface diagram and Zone Wire Connection diagrams on the previous pages. All terminal blocks on OpenSprinkler can be unplugged for easy wiring. To unplug, firmly grab both ends of the terminal block, wiggle, and pull it out.OpenSprinkler Bee 2.0 is a standalone device that can switch up to 3 zones of solenoid valves, pumps, or other low-voltage devices. It has a web interface, OLED … Announcing OpenSprinkler Firmware 2.2.0(1) December 30, 2022 Announcing OpenGarage Firmware 1.2.0 October 7, 2022 Learning Electronics — I/O expander options October 10, 2021 Dec 30, 2015 · Currently the OpenSprinkler Pi circuit board doesn’t have screw holes that match those on the Zero. The consequence is that the Zero won’t have much physical support other than the 2×20 pin header, which is pretty tight and does provide reasonable support. I will have to modify the board design to incorporate the screw holes. Oct 10, 2021 · PCA9555 and PCA9535 both have 16 I/O pins, and both use Totem-poll output, so they can both sink and source a large amount of current. They are used in the current OpenSprinkler 3.2 controller and zone expanders. The only difference between the two is that PCA9555 has built-in pull-up resistor while PCA9535 does not. Two months ago, I wrote a blog post about the preview of OpenSprinkler Bee, which is an open-source arduino-based controller for battery-operated sprinkler valves.While that’s still in the development stage, today I am glad to announce that an Arduino shield version of OpenSprinkler Bee is completed and immediately available …Station 5. I want to be able to run both pumps at the same time, but stations sequential. For example. Both pumps stars at 6 am, and running time 1 hour per station. So at 6 am, pump1 starts and open station 1, pump2, at same time opens station 4. At 7, both pumps runing,station 1 closes, and 2 open. Similarly , station 4 turns off and 5 turns on.Sep 30, 2014 · Announcing OpenSprinkler Firmware 2.1.0 (Major Upgrade) →. We’ve just released a new OpenSprinkler Firmware Update program, with a video tutorial to walk you through the steps of how to upgrade your firmware. Hopefully this will make it easy for users to transition to the upcoming Firmware 2.1.0, which has a number of significant new ...Hi, I'm fairly new to OpenSprinkler, but I do like it very much. I've installed it on a Raspi and connected and set up a relay board to play a little with some valves (24V AC). Right now I'm testing the weather integration and the Zimmermann method. I think I understood the calculations in theSo in case you are looking for a 24V AC relay to work with OpenSprinkler in order to switch high-voltage devices, this is an inexpensive (. 2. Schrack RT314524: This is a very small 24V AC relay that you can buy from Mouser or Digikey. It has a contact rating of 16A @ 250VAC, which is also plenty for common applications.Nov 11, 2017 · Thanks! November 30, 2017 at 10:39 pm #48410. Ray. Keymaster. Not yet. Have been working on integrating Jeff Lawrence’s improved OpenGarage firmware, which does integrate MQTT for OpenGarage, and the same feature can be integrated into OpenSprinkler. I’ve put it on todo list now. April 3, 2018 at 1:35 pm #49483. One thing you can check is the wire resistance. Use an online calculator to compute the wire resistance, such as this one: keep in mind that you need to input the round-trip distance. Typical sprinkler valves draw about 200 to 300mA holding current, and if the voltage drops below 18V AC they are unlikely to stay on.November 30, 2017 at 10:39 pm #48410. Ray. Keymaster. Not yet. Have been working on integrating Jeff Lawrence’s improved OpenGarage firmware, which does integrate MQTT for OpenGarage, and the same feature can be integrated into OpenSprinkler. I’ve put it on todo list now. April 3, 2018 at 1:35 pm #49483. perscheid.Regarding concurrent vs sequential running modes, currently the only option is to globally switch between the two (i.e. either all stations run sequentially, or all stations are allowed to run concurrently). There is currently no support for subsets of sequential groups. July 5, 2013 at 7:43 pm #24613. djMax..