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11	11	Connection
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	13	+
13	13	[[image:https://wiki.dragino.com/images/thumb/f/f2/RS485_02.png/600px-RS485_02.png||height="743" width="528"]](% style="display:none" %)
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15	15	Connection
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29	29	Connection
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	32	+
31	31	[[image:https://wiki.dragino.com/images/thumb/5/5f/RS485_02_2.png/600px-RS485_02_2.png||height="337" width="600"]]
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33	33	Connection
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52	52	Connection1
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	56	+(((
54	54	How to connect with Energy Meter：
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56	56	Follow the instructions of the electric energy meter to connect the phase line and the neutral line, and then connect 485A+ and 485B- to RS485A and RA485B of RS485-LN respectively.
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58	58	The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
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60	60	Power Source VIN to RS485-LN VIN+
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62	62	Power Source GND to RS485-LN VIN-
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64	64	Once there is power, the RS485-LN will be on.
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66	66	[[image:https://wiki.dragino.com/images/thumb/1/15/Meter2.jpg/600px-Meter2.jpg||height="433" width="577"]]
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359	359	[[image:https://wiki.dragino.com/images/thumb/1/1f/Double_meter3.png/600px-Double_meter3.png||alt="Double meter3.png" height="83" width="600"]]
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361		-Example:These two meters are examples of setting parameters and device addresses.
	375	+**Example**:These two meters are examples of setting parameters and device addresses.
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363		-[[image:https://wiki.dragino.com/images/thumb/e/ee/Double_meter1.jpg/600px-Double_meter1.jpg||alt="Double meter1.jpg" height="800" width="600"]]
	377	+[[image:https://wiki.dragino.com/images/thumb/e/ee/Double_meter1.jpg/600px-Double_meter1.jpg||alt="Double meter1.jpg" height="737" width="553"]]
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365	365	[[image:https://wiki.dragino.com/images/thumb/7/72/Double_meter2.jpg/600px-Double_meter2.jpg||alt="Double meter2.jpg" height="733" width="550"]]
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367	367	(((
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368	368	First of all, since the default device address of the energy meter is 01, the configuration of two energy meters will conflict, so we first connect an energy meter and configure the device address.
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371	371	(((
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372	372	We can use AT+CFGDEV to set the device address.
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376	376	We modify the device address 01 of the first energy meter to 02.
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379	379	[[image:https://wiki.dragino.com/images/6/6b/Double_meter4.png||alt="Double meter4.png" height="141" width="456"]]
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