{"product_id":"sterownik-modul-gsm-do-bramy-nawadniania-pieca-sm4-wlte-ea-4g","title":"GSM module controller for gate irrigation furnace SM4-WLTE-EA 4G","description":"\u003csection class=\"section\"\u003e\n    \u003cdiv class=\"item item-6\"\u003e\n        \u003csection class=\"image-item\"\u003e\n            \u003cimg src=\"https:\/\/upload.cdn.baselinker.com\/products\/2007205\/0bba394d53a4a4b24b837653113318b7.png\"\u003e\n        \u003c\/section\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"item item-6\"\u003e\n        \u003csection class=\"text-item\"\u003e\n            \u003cp\u003eThe GSM controller SM4-WLTE-EA 4G by \u003cb\u003eSpreest\u003c\/b\u003e is a modern device for remote control of gates, heating systems, and other installations.\u003c\/p\u003e\n\u003cp\u003eIt provides convenient management from a phone or web browser, using \u003cb\u003e4G LTE connectivity\u003c\/b\u003e and \u003cb\u003eSMS notifications\u003c\/b\u003e about events.\u003c\/p\u003e\n\u003cp\u003eThanks to 4G network support, the device can operate virtually anywhere – \u003cb\u003eeven where there is no internet access\u003c\/b\u003e. It can be operated via a dedicated application, but its \u003cb\u003einstallation is not necessary\u003c\/b\u003e.\u003c\/p\u003e\n\u003cp\u003eThe device, \u003cb\u003ethanks to its temperature and humidity monitoring function\u003c\/b\u003e, is used in many areas, such as farms, homes and apartments, industry, base stations, and solar installations, offering a reliable and flexible solution \u003cb\u003efor remote control and automation\u003c\/b\u003e.\u003c\/p\u003e\n\u003cp\u003eThe controller has \u003cb\u003etwo connectors\u003c\/b\u003e for connecting sensors (e.g., temperature, humidity), \u003cb\u003eone accessory port\u003c\/b\u003e for connecting four additional sensors (e.g., reed switch, motion sensor, and others...), and \u003cb\u003eas many as four sets of relays (NO, COM, NC) for controlling devices.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eNOTE!\u003c\/b\u003e To use the temperature and humidity monitoring function, it is necessary to purchase a sensor available in our assortment.\u003c\/p\u003e\n        \u003c\/section\u003e\n    \u003c\/div\u003e\n\u003c\/section\u003e\u003csection class=\"section\"\u003e\n    \u003cdiv class=\"item item-6\"\u003e\n        \u003csection class=\"image-item\"\u003e\n            \u003cimg src=\"https:\/\/upload.cdn.baselinker.com\/products\/2007205\/469867b6b2e7c1b67d456e044d46835b.png\"\u003e\n        \u003c\/section\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"item item-6\"\u003e\n        \u003csection class=\"text-item\"\u003e\n            \u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003e1. Mobile App\u003c\/b\u003e – Control the device from anywhere in the world.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e2. Automation\u003c\/b\u003e – Thanks to various modes in the app, you can easily control devices – for example, turn on the furnace when the temperature drops below the desired level or set machines to start at a factory, e.g., precisely at 8:00 AM.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e3.\u003c\/b\u003e \u003cb\u003eFour Ways to Activate\u003c\/b\u003e – The controller can be activated in four ways: via SMS command, phone call, app, or a button on the device.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e4.\u003c\/b\u003e \u003cb\u003eReal-time Notifications\u003c\/b\u003e – Receive alerts about temperature and humidity changes in the monitored area.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e5. SMS Notifications\u003c\/b\u003e – Option to enable feedback on relay action execution.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e6. Number List –\u003c\/b\u003e Ability to save up to 99 numbers authorized to control the device.\u003c\/p\u003e\n        \u003c\/section\u003e\n    \u003c\/div\u003e\n\u003c\/section\u003e\u003csection class=\"section\"\u003e\n    \u003cdiv class=\"item item-6\"\u003e\n        \u003csection class=\"image-item\"\u003e\n            \u003cimg src=\"https:\/\/upload.cdn.baselinker.com\/products\/2007205\/52c9ff56bcec208642439d661fac795a.png\"\u003e\n        \u003c\/section\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"item item-6\"\u003e\n        \u003csection class=\"text-item\"\u003e\n            \u003cp\u003e\u003cb\u003e7.\u003c\/b\u003e \u003cb\u003eCompatibility with temperature and humidity sensors\u003c\/b\u003e – Purchasing a temperature or temperature and humidity sensor allows for automatic response to environmental conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e8.\u003c\/b\u003e \u003cb\u003eTemperature and Humidity Control\u003c\/b\u003e – It is possible to set up to 8 temperature groups and 4 humidity groups on each of the four relays.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e9. Additional Accessory Port –\u003c\/b\u003e The connector allows for connecting up to four sensors, such as \u003cb\u003eliquid level sensors, soil moisture sensors, or flood sensors.\u003c\/b\u003e This allows the controller to automatically manage irrigation – e.g., start watering when the soil is dry or stop the system if a fault is detected.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e10. Multiple Relay Sets\u003c\/b\u003e – The controller has as many as four relays with NO, COM, NC contacts.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e11.\u003c\/b\u003e \u003cb\u003eOperation in 4G\/2G\/GSM networks\u003c\/b\u003e – Ensures stable communication across a wide range of frequencies and independence from local infrastructure.\u003c\/p\u003e\n        \u003c\/section\u003e\n    \u003c\/div\u003e\n\u003c\/section\u003e\u003csection class=\"section\"\u003e\n    \u003cdiv class=\"item item-6\"\u003e\n        \u003csection class=\"image-item\"\u003e\n            \u003cimg src=\"https:\/\/upload.cdn.baselinker.com\/products\/2007205\/5d4c2964199f8f354e1b0b80d6bc72d7.png\"\u003e\n        \u003c\/section\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"item item-6\"\u003e\n        \u003csection class=\"text-item\"\u003e\n            \u003ch2\u003eExample control scenario in a greenhouse\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003e1. Cold protection mode (night):\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCircuit activation: \u003c\/b\u003eThe relay turns on the heating mat or heating when the temperature drops to 12°C or lower.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCircuit deactivation:\u003c\/b\u003e The relay turns off the mat when the temperature rises above 16°C.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003e2. Daytime ventilation mode:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCircuit activation:\u003c\/b\u003e When the temperature exceeds 28°C, the relay activates fans or opens windows after 10 seconds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCircuit deactivation:\u003c\/b\u003e The relay turns off ventilation when the temperature drops below 24°C.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003e3. Humidity control mode (anti-mold):\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCircuit activation:\u003c\/b\u003e The relay turns on ventilation\/dehumidification when humidity exceeds 80%.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCircuit deactivation:\u003c\/b\u003e The relay turns off ventilation\/dehumidification when humidity drops below 65%.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003e4. Mist irrigation mode:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCircuit activation:\u003c\/b\u003e The relay activates the spraying\/misting system when humidity drops to 45% or lower.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCircuit deactivation:\u003c\/b\u003e The relay turns off the system when humidity reaches above 60%.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe controller allows climate management \u003cb\u003ein 2 zones\u003c\/b\u003e (e.g., different plant species – tropical and Mediterranean), by connecting \u003cb\u003e2 independent temperature and humidity probes\u003c\/b\u003e.\u003c\/p\u003e\n\u003cp\u003eBy also using the \u003cb\u003eadditional accessory port\u003c\/b\u003e, you can connect external devices to the automatic greenhouse, such as \u003cb\u003ealarm systems\u003c\/b\u003e (in case of unauthorized entries outside working hours) or \u003cb\u003esmoke detectors\u003c\/b\u003e (reacting to potential fires and smoke).\u003c\/p\u003e\n        \u003c\/section\u003e\n    \u003c\/div\u003e\n\u003c\/section\u003e\u003csection class=\"section\"\u003e\n    \u003cdiv class=\"item item-6\"\u003e\n        \u003csection class=\"image-item\"\u003e\n            \u003cimg src=\"https:\/\/upload.cdn.baselinker.com\/products\/2007205\/cb15bbfe3e97726e51d6cf5e8a705614.png\"\u003e\n        \u003c\/section\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"item item-6\"\u003e\n        \u003csection class=\"text-item\"\u003e\n            \u003ch2\u003ePorts and relays\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003e1. Sensor1\u003c\/b\u003e – On the front panel – Port for connecting a temperature\/temperature and humidity sensor.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e2. Input\u003c\/b\u003e – Accessory port – For connecting external sensors, such as liquid level sensors, reed switches, external control buttons, motion sensors, smoke detectors, etc.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e3. Sensor2\u003c\/b\u003e – Second port for connecting a temperature\/temperature and humidity sensor.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e4, 5, 6, 7. Relays\u003c\/b\u003e – Each has contacts:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eNO\u003c\/b\u003e – Normally Open contact.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCOM (COM1, COM2, COM3, COM4)\u003c\/b\u003e – Communication contact, switching signal\/voltage between NO and NC contacts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNC\u003c\/b\u003e – Normally Closed contact.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThanks to such a \u003cb\u003elarge number of ports and relays\u003c\/b\u003e, it is possible to operate \u003cb\u003eextensive control systems\u003c\/b\u003e, e.g., irrigation. The device allows for central management of various processes in one place, which \u003cb\u003esimplifies operation\u003c\/b\u003e and \u003cb\u003ereduces the need\u003c\/b\u003e for multiple separate controllers.\u003c\/p\u003e\n        \u003c\/section\u003e\n    \u003c\/div\u003e\n\u003c\/section\u003e\u003csection class=\"section\"\u003e\n    \u003cdiv class=\"item item-6\"\u003e\n        \u003csection class=\"image-item\"\u003e\n            \u003cimg src=\"https:\/\/upload.cdn.baselinker.com\/products\/2007205\/04e46861afe0b634a3666d7146905cb3.png\"\u003e\n        \u003c\/section\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"item item-6\"\u003e\n        \u003csection class=\"text-item\"\u003e\n            \u003ch2\u003eTechnical specification\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eApplication:\u003c\/b\u003e Relay switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaximum power:\u003c\/b\u003e 2200W (up to 10A per circuit, not more than 16A total)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaximum relay contact load:\u003c\/b\u003e 10A\/250V AC, 10A\/30V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e4G frequency (LTE FDD):\u003c\/b\u003e B1 B3 B5 B7 B8 B20\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGSM frequency:\u003c\/b\u003e 900 1800 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSIM card interface:\u003c\/b\u003e Standard SIM card\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAntenna interface:\u003c\/b\u003e Standard SMA interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTemperature and humidity interface:\u003c\/b\u003e 2 ports for sensors\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInput port:\u003c\/b\u003e 1 connector supporting up to 4 additional accessory devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTemperature detection range (after purchasing a temperature sensor):\u003c\/b\u003e -40 to 125 ° C\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHumidity detection range (after purchasing a temperature and humidity sensor):\u003c\/b\u003e 0~100%\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOutput logic:\u003c\/b\u003e Normally open and normally closed\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDimensions: \u003c\/b\u003e155 x 32 x 70 m\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWeight:\u003c\/b\u003e 280 g\u003c\/li\u003e\n\u003c\/ul\u003e\n        \u003c\/section\u003e\n    \u003c\/div\u003e\n\u003c\/section\u003e\u003csection class=\"section\"\u003e\n    \u003cdiv class=\"item item-6\"\u003e\n        \u003csection class=\"image-item\"\u003e\n            \u003cimg src=\"https:\/\/upload.cdn.baselinker.com\/products\/2007205\/4c454508219bd16baa6fdc8a6e38666f.png\"\u003e\n        \u003c\/section\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"item item-6\"\u003e\n        \u003csection class=\"text-item\"\u003e\n            \u003ch2\u003eThe set includes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1x GSM module controller for gate, irrigation, furnace SM4-WLTE-EA 4G\u003c\/li\u003e\n\u003cli\u003e1x Antenna with cable\u003c\/li\u003e\n\u003cli\u003e1x Cable with power supply (1m)\u003c\/li\u003e\n\u003cli\u003e1x Connector (5-wire)\u003c\/li\u003e\n\u003cli\u003e1x User manual\u003c\/li\u003e\n\u003c\/ul\u003e\n        \u003c\/section\u003e\n    \u003c\/div\u003e\n\u003c\/section\u003e","brand":"Spreest","offers":[{"title":"Default Title","offer_id":54325863907651,"sku":"675","price":299.99,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0791\/1230\/7011\/files\/0bba394d53a4a4b24b837653113318b7.png?v=1777727039","url":"https:\/\/spreest.pl\/en\/products\/sterownik-modul-gsm-do-bramy-nawadniania-pieca-sm4-wlte-ea-4g","provider":"Spreest","version":"1.0","type":"link"}