howto:node-red
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howto:node-red [2017/04/22 20:54] – eBus jau | howto:node-red [2019/11/04 11:13] – V2.0 Push aktiv jau | ||
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</ | </ | ||
+ | ==== Hintergrunddienst ==== | ||
Um Node-RED als Hintergrunddienst einzurichten folgende Befehle nacheinander ausführen: | Um Node-RED als Hintergrunddienst einzurichten folgende Befehle nacheinander ausführen: | ||
< | < | ||
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Um den Dienst beim Boot automatisch zu starten: | Um den Dienst beim Boot automatisch zu starten: | ||
< | < | ||
+ | |||
+ | ==== Volkszaehler nodes ==== | ||
+ | Es gibt ein paar vorgefertigte nodes für komplexere Abfragen. Zu finden bei [[http:// | ||
+ | < | ||
+ | cd ~ | ||
+ | git clone git:// | ||
+ | cd ~/.node-red | ||
+ | npm ~/install node-red-contrib-volkszaehler/ | ||
+ | node-red-stop | ||
+ | node-red-start | ||
+ | </ | ||
===== Editor ===== | ===== Editor ===== | ||
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===== Anbindung ===== | ===== Anbindung ===== | ||
Es gibt diverse Möglichkeiten ein- und ausgehende Daten zwischen Volkszähler und Node-RED auszutauschen. | Es gibt diverse Möglichkeiten ein- und ausgehende Daten zwischen Volkszähler und Node-RED auszutauschen. | ||
+ | * [[howto: | ||
+ | * [[howto: | ||
+ | * [[howto: | ||
+ | * [[howto: | ||
+ | * [[howto: | ||
- | ==== Push-Server ==== | + | ==== Push-Server |
- | {{ : | + | |
Für Echtzeitdaten eignet sich zum Beispiel der [[software/ | Für Echtzeitdaten eignet sich zum Beispiel der [[software/ | ||
- | Der Push-Server muss, wie in der [[software/ | + | Seit Version 2.0 ist der Push-Server |
< | < | ||
<code | volkszaehler.conf.php> | <code | volkszaehler.conf.php> | ||
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Danach den Push-Server neu starten: | Danach den Push-Server neu starten: | ||
< | < | ||
- | sudo systemctl start push-Server</ | + | sudo systemctl start push-server</ |
- | In Node-RED | + | |
+ | ==== Push-Server empfangen ==== | ||
+ | Zum Empfang der Daten wird der PS [[howto/ | ||
+ | {{ : | ||
<code | flow> | <code | flow> | ||
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</ | </ | ||
- | ==== vzlogger ==== | + | ==== Push-Server senden ==== |
- | {{ : | + | Man kann auch Messwerte / Daten von Node-RED an den Push-Server übermitteln, |
- | Die Echtzeitdaten des [[software/ | + | <code | json message> |
- | // | + | Port und URL entsprechen der Standard-Konfiguration. |
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+ | </ | ||
+ | |||
+ | ==== vzlogger | ||
+ | {{ : | ||
+ | Die Echtzeitdaten des [[software/ | ||
Dazu die vzlogger.conf erweitern: | Dazu die vzlogger.conf erweitern: | ||
Zeile 153: | Zeile 301: | ||
</ | </ | ||
- | ==== VZ-API ==== | + | ==== API: POST data ==== |
- | //Wie?// | + | Um Messwerte |
- | ---- | + | < |
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+ | </ | ||
+ | ==== API: GET data ==== | ||
+ | Um Parameter / Daten aus Node-RED von der Middleware zu erhalten können wir auf die [[/ | ||
+ | |||
+ | {{ : | ||
+ | <code | flow> | ||
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+ | </ | ||
+ | |||
+ | ---- | ||
===== Beispielanwendungen ===== | ===== Beispielanwendungen ===== | ||
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EBus ist ein serieller Bus der beispielsweise von Vaillant verwendet wird. Er kann mit passender Hardware gelesen werden um z.B. Temperaturwerte einer Therme zu loggen. | EBus ist ein serieller Bus der beispielsweise von Vaillant verwendet wird. Er kann mit passender Hardware gelesen werden um z.B. Temperaturwerte einer Therme zu loggen. | ||
* Hardware als [[https:// | * Hardware als [[https:// | ||
- | * [[https:// | + | * [[https:// |
* [[https:// | * [[https:// | ||
* Das Zusatpaket [[https:// | * Das Zusatpaket [[https:// | ||
+ | |||
+ | ==== Temperatur / Lufteuchtigkeit mit ESP8266 per MQTT ==== | ||
+ | Verschiedene Temperatur / Luftfeuchte Sensoren können am ESP8266 angeschlossen werden. Die Messwerte werden per MQTT verteilt. | ||
+ | Node-RED empfängt die Messwerte und sendet diese an den Volkszaehler. | ||
+ | * [[https:// | ||
+ | * [[https:// | ||
==== InfluxDB per MQTT ==== | ==== InfluxDB per MQTT ==== | ||
Zeile 170: | Zeile 573: | ||
[[http:// | [[http:// | ||
+ | ==== Stromzähler per Modbus auslesen ==== | ||
+ | Beispiel für [[/ | ||
+ | [[https:// |
howto/node-red.txt · Zuletzt geändert: 2023/07/07 21:11 von jau