{"product_id":"growlink-precision-irrigation-module","title":"Growlink Precision Irrigation Module","description":"\u003ch2\u003eGrowlink Precision Irrigation Controller Drives 4 Zones from 4 Substrate Sensors\u003c\/h2\u003e\n\u003cp style=\"text-align: justify;\"\u003eThe PIC pairs \u003cstrong\u003efour SDI-12 sensor inputs\u003c\/strong\u003e with \u003cstrong\u003efour 24VAC valve outputs\u003c\/strong\u003e on one board. Compatible substrate probes include \u003cstrong\u003eGrowlink TerraLINK, Acclima TDR, and METER TEROS-12\u003c\/strong\u003e with the adapter cable. Each output is fuse protected at 1A and switches a wet contact to a 24VAC solenoid. Wiring is direct. Strip the cable, terminate three screws per probe, and the controller mounts to a wall near the canopy.\u003c\/p\u003e\n\u003ch2\u003eCrop Steering Engine for Dryback, Ramp-Up, and Generative Strategies\u003c\/h2\u003e\n\u003cp style=\"text-align: justify;\"\u003eSensor readings feed a crop steering rules engine in the Growlink platform that fires irrigation events on VWC, EC, or time triggers. The mobile app handles dashboards, alerts, and recipe edits from outside the room. Email, text, and push notifications wake up the on-call grower when a zone misses a target. WiFi or Ethernet keeps the unit online, and OTA firmware adds new features without a service visit.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul style=\"text-align: justify;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 SDI-12 Sensor Inputs:\u003c\/strong\u003e Connects Growlink TerraLINK, Acclima TDR, or METER TEROS-12 (with adapter) substrate probes on a single bus.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × 24VAC Valve Outputs:\u003c\/strong\u003e Fuse-protected at 1A per channel, switching a wet contact straight to 24VAC solenoid valves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiFi and Ethernet Connectivity:\u003c\/strong\u003e Hardwired CAT5e\/CAT6 (non-PoE) or wireless link to the Growlink cloud and mobile app.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrop Steering Rules Engine:\u003c\/strong\u003e Fires events on VWC, EC, or time across dryback, ramp-up, and generative bloom strategies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMobile App and Alerts:\u003c\/strong\u003e Growlink iOS and Android dashboards with email, text, and push alerts on missed irrigation targets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"text-align: justify;\"\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #333; color: #fff;\"\u003e\n\u003cth style=\"padding: 8px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding: 8px; text-align: left;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #fff;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eSDI-12 Inputs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e4 (substrate + climate sensors)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eOutput Channels\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e4 × 24VAC wet contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eOutput Protection\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e1A fuse per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eSolenoid Compatibility\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e24VAC solenoid valves only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eSubstrate Sensors Supported\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eGrowlink TerraLINK, Acclima TDR, METER TEROS-12 (with adapter)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eClimate Sensor Support\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eGrowlink ESM-3 via SDI-12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eStandalone Capacity\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e4 substrate + 4 ESM-3 climate sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eDaisy-Chain Capacity\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eUp to 10 sensors per chain (175 ft max, requires Core controller or IoT Gateway)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eNetwork\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eWiFi + Ethernet (CAT5e\/CAT6, non-PoE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eMobile App\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eGrowlink iOS + Android\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eAlerts\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eEmail, text, push (with Growlink subscription)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eFirmware\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eOTA updates over WiFi or Ethernet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003ePump Recommendation\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eConstant-pressure pump (e.g., DAB) for stable irrigation pressure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Growlink","offers":[{"title":"Default Title","offer_id":48240788177110,"sku":"PIC-1","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0723\/9450\/6454\/files\/Growlink_Precision_Irrigation_Module_main_image.webp?v=1778724971","url":"https:\/\/growershouse.com\/products\/growlink-precision-irrigation-module","provider":"GrowersHouse","version":"1.0","type":"link"}