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11		-= **1. Introduction** =
	11	+= 1. Introduction =
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13	13	This article provide the examples for RS485-LN to connect to different type of RS485 sensors.
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16		-== **1.1 Example 1: Connect to Leak relay and VFD** ==
	16	+== 1.1 Example 1: Connect to Leak relay and VFD ==
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18	18	This instruction is provided by Xavier Florensa Berenguer from [[NORIA GRUPO DE COMPRAS>>url:http://www.gruponovelec.com/]]. It is to show how to use RS485-LN to connect to Relay and VFD and communicate with Mobile. The structure is like below:
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34	34	* [[Configure Manual>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/]] : Explanation on how to integrate to Node-red and to the Mobile Phone, and with link to the Github code.
35	35	* [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
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	37	+== 1.2 Example 2: Connect to Pulse Counter ==
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38		-== **1.2 Example 2: Connect to Pulse Counter** ==
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40	40	This instruction is provided by Xavier Florensa Berenguer from [[NORIA GRUPO DE COMPRAS>>url:http://www.gruponovelec.com/]]. It is to show how to use RS485-LN to connect to Pulse Counter and communicate with Mobile. This example and example 2 compose the structure for a farm IoT solution. The structure is like below:
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42	42	[[image:image-20220527092058-3.png]]
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54	54	== ==
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56		-== **1.3 Example3: Use RS485-LN with energy meters** ==
	55	+== 1.3 Example3: Use RS485-LN with energy meters ==
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58		-=== **1.3.1 OverView** ===
	57	+=== 1.3.1 OverView ===
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60	60	(((
61	61	**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
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104	104	Connection3
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107		-=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
	106	+=== 1.3.2 How to use the parameters of the energy meter and MODBUS commands ===
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109	109	If the user needs to read the parameters of the electric energy meter and use the modbus command,please refer to the appendix of the MODBUS communication protocol in the user manual of the energy meter.
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