2024年4月5日 星期五

泛用程式 NODE-RED 控制 Modbus ADAM-6017

 泛用程式 NODE-RED 控制 Modbus ADAM-6017








NODE-RED 程式

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in","z":"d9626aca.91e21","name":"response/write","topic":"alex9ufo/modbus/response/write","qos":"1","datatype":"json","broker":"603bb104.d6134","nl":false,"rap":false,"inputs":0,"x":120,"y":300,"wires":[["4ecdcbf7.dc8a8c","29c8bd31.ddd502"]]},{"id":"b5ed74cae708a927","type":"function","z":"d9626aca.91e21","name":"","func":"var data0=msg.payload.data[0]\nvar data1=msg.payload.data[1]\nvar data2=msg.payload.data[2]\n\n\nvar maxRange = 20 ;\nvar minRange = 4;\nvar range = (maxRange - minRange)/(65535-0 ) ;\n\nvar d0 = (range * (data0-0) +4).toFixed(3);\nvar d1 = (range * (data1-0) +4).toFixed(3);\nvar d2 = (range * (data2-0) +4).toFixed(3);\n\nmsg.read=d0+ ', ' + d1+ ', ' +d2;\nreturn msg;\n\n// 直線方程式\n// y-y0=m (x-x0)\n// m= (y2-y1)/(x2-x1)\n// y = m (x-x1) + y0","outputs":1,"noerr":0,"initialize":"","finalize":"","libs":[],"x":270,"y":260,"wires":[["7652b3d7.11683c"]]},{"id":"9c9f9498af2d04b6","type":"debug","z":"d9626aca.91e21","name":"out","active":true,"tosidebar":true,"console":false,"tostatus":false,"complete":"true","targetType":"full","x":530,"y":520,"wires":[]},{"id":"19dad5af.6814ca","type":"ui_group","name":"Read","tab":"c6d493fc.df122","order":1,"disp":true,"width":"9","collapse":false},{"id":"603bb104.d6134","type":"mqtt-broker","name":"","broker":"broker.mqtt-dashboard.com","port":"1883","clientid":"","autoConnect":true,"usetls":false,"compatmode":false,"protocolVersion":"4","keepalive":"15","cleansession":true,"birthTopic":"","birthQos":"0","birthPayload":"","birthMsg":{},"closeTopic":"","closePayload":"","closeMsg":{},"willTopic":"","willQos":"0","willPayload":"","willMsg":{},"userProps":"","sessionExpiry":""},{"id":"b1e93ddb.38aa38","type":"ui_group","name":"Write","tab":"c6d493fc.df122","order":2,"disp":true,"width":"9","collapse":false},{"id":"e93ff165.6c49b8","type":"modbus-client","name":"ADAM6017","clienttype":"tcp","bufferCommands":true,"stateLogEnabled":false,"queueLogEnabled":false,"failureLogEnabled":false,"tcpHost":"192.168.1.108","tcpPort":"502","tcpType":"TCP-RTU-BUFFERED","serialPort":"/dev/ttyUSB0","serialType":"RTU-BUFFERD","serialBaudrate":"9600","serialDatabits":"8","serialStopbits":"1","serialParity":"None","serialConnectionDelay":"100","serialAsciiResponseStartDelimiter":"","unit_id":"1","commandDelay":"1","clientTimeout":"1000","reconnectOnTimeout":false,"reconnectTimeout":"2000","parallelUnitIdsAllowed":false},{"id":"c6d493fc.df122","type":"ui_tab","name":"Modbus","icon":"dashboard","disabled":false,"hidden":false}]

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