请教如何比较2个仪器的状态值

jeep869

一个小的改造，已经尝试了2天还没找到解决办法，无赖只好请教各位大侠了。
我想实现当室外湿度小于室内湿度时风机打开，反之风机关闭。目前遇到的困难是不知道怎么比较2个仪器的状态值。

theraven

[{"id":"942a0190.8c1b2","type":"server-state-changed","z":"25655f3e.f0139","name":"室内湿度","server":"bb7c7ca1.f8ba3","version":1,"exposeToHomeAssistant":false,"haConfig":[{"property":"name","value":""},{"property":"icon","value":""}],"entityidfilter":"","entityidfiltertype":"exact","outputinitially":false,"state_type":"str","haltifstate":"","halt_if_type":"str","halt_if_compare":"is","outputs":1,"output_only_on_state_change":true,"x":140,"y":360,"wires":[["2dd2f4cb.e0cc8c"]]},{"id":"2dd2f4cb.e0cc8c","type":"change","z":"25655f3e.f0139","name":"保存室内温度","rules":[{"t":"move","p":"payload","pt":"msg","to":"shineishidu","tot":"msg"}],"action":"","property":"","from":"","to":"","reg":false,"x":300,"y":360,"wires":[["75dcf59d.d9564c"]]},{"id":"75dcf59d.d9564c","type":"api-current-state","z":"25655f3e.f0139","name":"室外湿度","server":"bb7c7ca1.f8ba3","version":1,"outputs":1,"halt_if":"","halt_if_type":"str","halt_if_compare":"is","override_topic":false,"entity_id":"","state_type":"str","state_location":"payload","override_payload":"msg","entity_location":"data","override_data":"msg","blockInputOverrides":false,"x":480,"y":360,"wires":[["4f785b2.23836a4"]]},{"id":"4f785b2.23836a4","type":"switch","z":"25655f3e.f0139","name":"比较湿度","property":"payload","propertyType":"msg","rules":[{"t":"gte","v":"shineishidu","vt":"msg"},{"t":"lt","v":"shineishidu","vt":"msg"}],"checkall":"true","repair":false,"outputs":2,"x":620,"y":360,"wires":[["f2d921ab.9e9ee"],["8b9bfd32.21f2b"]]},{"id":"f2d921ab.9e9ee","type":"api-call-service","z":"25655f3e.f0139","name":"关闭风机","server":"bb7c7ca1.f8ba3","version":1,"debugenabled":false,"service_domain":"","service":"","entityId":"","data":"","dataType":"json","mergecontext":"","output_location":"","output_location_type":"none","mustacheAltTags":false,"x":790,"y":320,"wires":[[]]},{"id":"8b9bfd32.21f2b","type":"api-call-service","z":"25655f3e.f0139","name":"打开风机","server":"bb7c7ca1.f8ba3","version":1,"debugenabled":false,"service_domain":"","service":"","entityId":"","data":"","dataType":"json","mergecontext":"","output_location":"","output_location_type":"none","mustacheAltTags":false,"x":790,"y":400,"wires":[[]]},{"id":"bb7c7ca1.f8ba3","type":"server","z":"","name":"gushihou-hass","legacy":false,"addon":false,"rejectUnauthorizedCerts":true,"ha_boolean":"y|yes|true|on|home|open","connectionDelay":true,"cacheJson":true}]

复制代码

情非殇

用inject循环触发，换另一个ha节点收集湿度，然后吧每个湿度msg.payload = msg.payload.室内or室外这样，能让数据传输下去，最后在function里比较室内和室外2个参数

jeep869

theraven 发表于 2020-5-19 21:47

666！！！   按照大神的方法很轻松就搞定。