Last modified by Karry Zhuang on 2024/07/11 11:58
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From version < 1.12 >
edited by Xiaoling
on 2022/05/12 10:13
To version < 1.9 >
edited by Xiaoling
on 2022/05/12 10:04
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20 20  * [[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.
21 21  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
22 22  
23 +
23 23  == 1.2 Example 2: Connect to Pulse Counter ==
24 24  
25 25  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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35 35  * [[Pickdata MIO40 water pulse counter to LoRa with Dragino RS485-LN>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Pulse-Counter/]] : Configure Document
36 36  * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
37 37  
39 +
38 38  == 1.3 Example3: Use RS485-LN with energy meters ==
39 39  
40 40  === 1.3.1 OverView ===
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47 47  This example describes a single-phase meter.This is the connection between the RS485-LN and the energy meter.
48 48  )))
49 49  
50 -[[image:https://wiki.dragino.com/images/thumb/f/f4/Meter1.jpg/600px-Meter1.jpg||height="726" width="545"]]
52 +[[image:https://wiki.dragino.com/images/thumb/f/f4/Meter1.jpg/600px-Meter1.jpg||height="800" width="600"]]
51 51  
52 52  Connection1
53 53  
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63 63  
64 64  Once there is power, the RS485-LN will be on.
65 65  
66 -[[image:https://wiki.dragino.com/images/thumb/1/15/Meter2.jpg/600px-Meter2.jpg||height="433" width="577"]]
68 +[[image:https://wiki.dragino.com/images/thumb/1/15/Meter2.jpg/600px-Meter2.jpg||height="450" width="600"]]
67 67  
68 68  Connection2
69 69  
72 +[[image:https://wiki.dragino.com/images/thumb/a/a5/Meter3.jpg/600px-Meter3.jpg||height="800" width="600"]]
70 70  
71 -[[image:https://wiki.dragino.com/images/thumb/a/a5/Meter3.jpg/600px-Meter3.jpg||height="763" width="573"]]
72 -
73 73  Connection3
74 74  
75 75  
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90 90  * 5th and 6th bytes: Number of registers to read
91 91  * 7th and 8th bytes: CRC16 checksum from bytes 1 to 6.
92 92  
93 -(((
94 94  How to parse the reading of the return command of the parameter：
95 -)))
96 96  
97 97  (% class="box infomessage" %)
98 98  (((
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106 106  * The 6th and 7th bytes: CRC16 checksum
107 107  * 08 FD is register data. Use short integer 16 bits to convert to decimal, get 2301, then 230.1V is the voltage.
108 108  
108 +
109 109  === 1.3.3 How to configure RS485-LN and parse output commands ===
110 110  
111 111  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
... ... @@ -120,7 +120,7 @@
120 120  
121 121  [[image:https://wiki.dragino.com/images/b/bc/AT_COMMAND1.png||height="358" width="456"]]
122 122  
123 -AT COMMAND
123 +**AT COMMAND**
124 124  
125 125  (% class="box infomessage" %)
126 126  (((
... ... @@ -149,49 +149,27 @@
149 149  
150 150  [[image:https://wiki.dragino.com/images/thumb/c/c2/AT_COMMAND3.png/600px-AT_COMMAND3.png||height="138" width="600"]]
151 151  
152 -(((
153 153  AT COMMAND
154 -)))
155 155  
156 -(((
157 157  **Example**: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
158 -)))
159 159  
160 -(((
161 161  RETURN1:01 03 02 00 02 39 85 00 00(return data)
162 -)))
163 163  
164 -(((
165 165  AT+DATACUT1:9,1,4+5+6+7 Take the return value 00 02 39 85 as the valid value of reading current data and used to splice payload.
166 -)))
167 167  
168 -(((
169 169  CMD2:Read voltage data with MODBUS command. address:0x00 AT+COMMAND2= 01 03 00 00 00 01,1
170 -)))
171 171  
172 -(((
173 173  RETURN2:01 03 02 08 DC BE 1D(return data)
174 -)))
175 175  
176 -(((
177 177  AT+DATACUT2:7,1,4+5 Take the return value 08 DC as the valid value of reading voltage data and used to splice payload.
178 -)))
179 179  
180 -(((
181 181  CMD3:Read total active energy data with MODBUS command. address:0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
182 -)))
183 183  
184 -(((
185 185  RETURN3:01 03 04 00 00 00 44 FA 00(return data)
186 -)))
187 187  
188 -(((
189 189  AT+DATACUT3:9,1,4+5+6+7 Take the return value 00 00 00 44 as the valid value of reading total active energy data and used to splice payload.
190 -)))
191 191  
192 -(((
193 193  Payload:01 00 02 39 85 08 DC 00 00 00 44
194 -)))
195 195  
196 196  [[image:https://wiki.dragino.com/images/thumb/9/9b/AT_COMMAND10.png/600px-AT_COMMAND10.png||height="278" width="600"]]
197 197  
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377 377  * 08 DF is the valid value of the meter with device address 02.
378 378  * 43 62 is the valid value of the meter with device address 01.
379 379  
358 +
380 380  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
381 381  
382 382  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 SCHNEIDER SMART and Monitor and control your cabinet remotely with no wires and with Dragino RS485-LN LoRaWAN technology. The structure is like below:
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387 387  
388 388  * [[Circuit Breaker Remote Open Close>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Circuit_Breaker_Remote_Open_Close/]] : Configure Documen
389 389  
369 +
390 390  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
391 391  
392 392  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-BL to connect to SEM Three Energy Meter and send the data to mobile phone for remote minitor. The structure is like below:
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395 395  
396 396  * [[Connect to SEM Three>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/SEM_Three_Energy_Meter/&file=SEM%20three%20and%20Dragino%20RS485-LN%20v1.pdf]] : Configure Document for RS485-LN
397 397  
378 +
398 398  == 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with RS485-LN ==
399 399  
400 400  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 CEM C31 485-T1-MID and send the data for remote minitor. The structure is like below:
... ... @@ -401,6 +401,7 @@
401 401  
402 402  * [[CEM C31 485-T1-MID>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/ELECTRICAL%20CABINET/&file=ELECTRICAL%20CABINET%20READINGS.pdf]] : Configure Document For RS485-LN
403 403  
385 +
404 404  == 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
405 405  
406 406  [[image:https://wiki.dragino.com/images/thumb/9/97/PLC_M221.png/600px-PLC_M221.png||height="353" width="600"]]

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