node-red-contrib-calculate
v0.1.4
Published
A calculating node for node-red
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node-red-contrib-calculate
Node-Red (http://nodered.org) nodes for some simple calculations over time or message count.
Install
Run the following command in the root directory of your Node-RED install
npm install node-red-contrib-calculate
Usage
Add the calculate node, select either a time period or a number of messages for release. Select calculation. Done.
Example
[{"id":"4c3a1551.6c254c","type":"random","z":"aff2cc18.0b484","name":"RandomNumber","low":"1","high":"100","inte":"true","property":"payload","x":340,"y":300,"wires":[["6f127280.30cf3c","6867669e.2a13a8","ac90cf81.6e61b","6dd3b70c.dfd938","596e1e94.3205b"]]},{"id":"6f127280.30cf3c","type":"calculate","z":"aff2cc18.0b484","name":"AvgEveryMinute","pauseType":"timed","calculation":"average","timeout":"1","timeoutUnits":"minutes","rate":"10","x":600,"y":180,"wires":[["4fb1838b.89fb2c"]]},{"id":"b32574cf.036708","type":"inject","z":"aff2cc18.0b484","name":"10SecBump","topic":"","payload":"","payloadType":"date","repeat":"10","crontab":"","once":true,"onceDelay":0.1,"x":140,"y":300,"wires":[["4c3a1551.6c254c"]]},{"id":"6867669e.2a13a8","type":"calculate","z":"aff2cc18.0b484","name":"AvgEvery10Msg","pauseType":"rate","calculation":"average","timeout":"10","timeoutUnits":"seconds","rate":"10","x":600,"y":240,"wires":[["4fb1838b.89fb2c"]]},{"id":"ac90cf81.6e61b","type":"calculate","z":"aff2cc18.0b484","name":"MedEveryMinute","pauseType":"timed","calculation":"median","timeout":"1","timeoutUnits":"minutes","rate":"10","x":610,"y":320,"wires":[["4fb1838b.89fb2c"]]},{"id":"6dd3b70c.dfd938","type":"calculate","z":"aff2cc18.0b484","name":"MinEveryMinute","pauseType":"timed","calculation":"min","timeout":"1","timeoutUnits":"minutes","rate":"10","x":600,"y":380,"wires":[["4fb1838b.89fb2c"]]},{"id":"596e1e94.3205b","type":"calculate","z":"aff2cc18.0b484","name":"MaxEveryMinute","pauseType":"timed","calculation":"max","timeout":"1","timeoutUnits":"minutes","rate":"10","x":610,"y":440,"wires":[["4fb1838b.89fb2c"]]},{"id":"4fb1838b.89fb2c","type":"debug","z":"aff2cc18.0b484","name":"Debug","active":false,"tosidebar":true,"console":false,"tostatus":false,"complete":"payload","targetType":"msg","x":870,"y":300,"wires":[]}]
Copy the json above, use Import Clipboard in the menu to add to your instance.
Disclaimer
Use at your own risk, of course, everything will be fine.
Author
Gustaf Ridderstolpe, https://github.com/obrut
Feedback and support
https://groups.google.com/forum/#!forum/node-red or specifically the subject https://groups.google.com/forum/#!topic/node-red/l8lVxeW6AGQ