Heating Control with HARDWARIO IoT Kit Thermostat

Control your heating with this simple device that is easy to modify. You can control your sunblinds or boiler for optimal temperature.

IntermediateFull instructions provided1 hour546
Heating Control with HARDWARIO IoT Kit Thermostat

Things used in this project

Hardware components

LCD Thermostat Kit
HARDWARIO LCD Thermostat Kit
×1
Radio Dongle
HARDWARIO Radio Dongle
×1
Power Controller Kit
HARDWARIO Power Controller Kit
Optional
×1

Software apps and online services

Playground
HARDWARIO Playground
Node-RED
Node-RED
Blynk
Blynk

Story

Read more

Code

NODE-Red flow

JSON
[{"id":"3282ce42.9252c2","type":"mqtt in","z":"bc2883dd.2cbbc","name":"","topic":"node/lcd-thermostat:0/thermometer/set-point/temperature","qos":"2","broker":"e649966c.8c2af8","x":300,"y":240,"wires":[["bc6b1429.d191d8"]]},{"id":"bc6b1429.d191d8","type":"function","z":"bc2883dd.2cbbc","name":"Point Temp saver","func":"flow.set(\"pointTemp\", parseFloat(msg.payload));\nreturn msg;","outputs":1,"noerr":0,"x":690,"y":240,"wires":[["488dcd91.c3e484","4748682c.678af8"]]},{"id":"693e6307.4cd53c","type":"mqtt in","z":"bc2883dd.2cbbc","name":"","topic":"node/lcd-thermostat:0/thermometer/0:1/temperature","qos":"2","broker":"e649966c.8c2af8","x":190,"y":300,"wires":[["ac1b20c2.84ca8","a2871768.7fbb98","71d71baf.ba51b4"]]},{"id":"79bd91.5763627","type":"function","z":"bc2883dd.2cbbc","name":"Temperature Check","func":"if(parseFloat(msg.payload) < flow.get(\"pointTemp\"))\n{\n    msg.payload = true;\n    return msg;\n}\nelse if(parseFloat(msg.payload) >= flow.get(\"pointTemp\"))\n{\n    msg.payload = false;\n    return msg;\n}","outputs":1,"noerr":0,"x":690,"y":300,"wires":[["3930fb3d.4d7444","d5ed7aab.c1bdc8","b4ca0d78.06b28"]]},{"id":"3930fb3d.4d7444","type":"mqtt out","z":"bc2883dd.2cbbc","name":"","topic":"node/power-controler:0/relay/-/state/set","qos":"","retain":"","broker":"e649966c.8c2af8","x":1020,"y":300,"wires":[]},{"id":"488dcd91.c3e484","type":"ui_text","z":"bc2883dd.2cbbc","group":"57ff470b.93fdf8","order":0,"width":0,"height":0,"name":"","label":"Point Temperature","format":"{{msg.payload}}°C","layout":"col-center","x":950,"y":240,"wires":[]},{"id":"ac1b20c2.84ca8","type":"ui_gauge","z":"bc2883dd.2cbbc","name":"","group":"57ff470b.93fdf8","order":0,"width":0,"height":0,"gtype":"gage","title":"Room Temperature","label":"°C","format":"{{value}}","min":"-10","max":"40","colors":["#00b500","#e6e600","#ca3838"],"seg1":"","seg2":"","x":610,"y":420,"wires":[]},{"id":"d5ed7aab.c1bdc8","type":"ui_text","z":"bc2883dd.2cbbc","group":"57ff470b.93fdf8","order":0,"width":0,"height":0,"name":"","label":"Heating","format":"{{msg.payload}}","layout":"col-center","x":930,"y":360,"wires":[]},{"id":"a2871768.7fbb98","type":"blynk-ws-out-write","z":"bc2883dd.2cbbc","name":"","pin":0,"pinmode":0,"client":"cf0a02a0.8dce7","x":570,"y":380,"wires":[]},{"id":"4748682c.678af8","type":"blynk-ws-out-write","z":"bc2883dd.2cbbc","name":"","pin":"2","pinmode":0,"client":"cf0a02a0.8dce7","x":940,"y":200,"wires":[]},{"id":"6e65c1e2.3735c","type":"blynk-ws-out-write","z":"bc2883dd.2cbbc","name":"","pin":"1","pinmode":0,"client":"cf0a02a0.8dce7","x":1080,"y":460,"wires":[]},{"id":"b4ca0d78.06b28","type":"function","z":"bc2883dd.2cbbc","name":"","func":"if(msg.payload === true)\n{\n    msg.payload = 255;\n}\nelse \n{\n    msg.payload = 0;\n}\nreturn msg;","outputs":1,"noerr":0,"x":890,"y":460,"wires":[["6e65c1e2.3735c"]]},{"id":"71d71baf.ba51b4","type":"rbe","z":"bc2883dd.2cbbc","name":"","func":"deadbandEq","gap":"0.5","start":"","inout":"out","property":"payload","x":510,"y":300,"wires":[["79bd91.5763627"]]},{"id":"e649966c.8c2af8","type":"mqtt-broker","z":"","name":"","broker":"127.0.0.1","port":"1883","clientid":"","usetls":false,"compatmode":true,"keepalive":"60","cleansession":true,"birthTopic":"","birthQos":"0","birthPayload":"","closeTopic":"","closeQos":"0","closePayload":"","willTopic":"","willQos":"0","willPayload":""},{"id":"57ff470b.93fdf8","type":"ui_group","z":"","name":"Default","tab":"11207769.c31889","disp":true,"width":"6","collapse":false},{"id":"cf0a02a0.8dce7","type":"blynk-ws-client","z":"","name":"LCD thermostat","path":"ws://127.0.0.1:8080/websockets","key":"852c7b1d5993430eba40f8aea177403a","dbg_all":false,"dbg_read":false,"dbg_write":false,"dbg_notify":false,"dbg_mail":false,"dbg_prop":false,"dbg_sync":false,"dbg_bridge":false,"dbg_low":false,"dbg_pins":"","multi_cmd":false,"proxy_type":"no","proxy_url":""},{"id":"11207769.c31889","type":"ui_tab","z":"","name":"Home","icon":"dashboard"}]

Credits

Jakub Smejkal

Jakub Smejkal

69 projects • 5 followers
Alan Fabik

Alan Fabik

42 projects • 4 followers
Lukáš Fabik

Lukáš Fabik

42 projects • 7 followers
Martin Hubáček

Martin Hubáček

57 projects • 36 followers

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