Last modified by Karry Zhuang on 2024/07/11 11:58
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From version < 1.11 >
edited by Xiaoling
on 2022/05/12 10:07
To version < 1.8 >
edited by Xiaoling
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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  
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103 103  * The 6th and 7th bytes: CRC16 checksum
104 104  * 08 FD is register data. Use short integer 16 bits to convert to decimal, get 2301, then 230.1V is the voltage.
105 105  
108 +
106 106  === 1.3.3 How to configure RS485-LN and parse output commands ===
107 107  
108 108  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
... ... @@ -184,65 +184,33 @@
184 184  
185 185  [[image:https://wiki.dragino.com/images/thumb/f/fc/DOWNLINK_METER1.png/600px-DOWNLINK_METER1.png||height="423" width="600"]]
186 186  
187 -(((
188 188  DOWNLINK
189 -)))
190 190  
191 -(((
192 -
193 -)))
194 -
195 -(((
196 196  Type Code 0xAF
197 -)))
198 198  
199 -(((
200 200  0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
201 -)))
202 202  
203 -(((
204 204  Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
205 -)))
206 206  
207 -(((
208 208  Format: AF MM NN LL XX XX XX XX YY
209 -)))
210 210  
211 -(((
212 212  Where:
213 -)))
214 214  
215 -(((
216 216  MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
217 -)))
218 218  
219 -(((
220 220  NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
221 -)))
222 222  
223 -(((
224 224  LL: The length of AT+COMMAND or AT+DATACUT command
225 -)))
226 226  
227 -(((
228 228  XX XX XX XX: AT+COMMAND or AT+DATACUT command
229 -)))
230 230  
231 -(((
232 232  YY: If YY=0, RS485-LN will execute the downlink command without uplink; if YY=1, RS485-LN
233 -)))
234 234  
235 -(((
236 236  will execute an uplink after got this command.
237 -)))
238 238  
239 -(((
240 240  Example:
241 -)))
242 242  
243 -(((
244 244  AF 03 01 06 0A 05 00 04 00 01 00: Same as AT+COMMAND3=0A 05 00 04 00 01,1
245 -)))
246 246  
247 247  [[image:https://wiki.dragino.com/images/thumb/4/45/DOWNLINK_METER2.png/600px-DOWNLINK_METER2.png||height="208" width="600"]]
248 248  
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352 352  * 08 DF is the valid value of the meter with device address 02.
353 353  * 43 62 is the valid value of the meter with device address 01.
354 354  
326 +
355 355  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
356 356  
357 357  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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362 362  
363 363  * [[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
364 364  
337 +
365 365  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
366 366  
367 367  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:
... ... @@ -370,6 +370,7 @@
370 370  
371 371  * [[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
372 372  
346 +
373 373  == 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with RS485-LN ==
374 374  
375 375  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:
... ... @@ -376,6 +376,7 @@
376 376  
377 377  * [[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
378 378  
353 +
379 379  == 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
380 380  
381 381  [[image:https://wiki.dragino.com/images/thumb/9/97/PLC_M221.png/600px-PLC_M221.png||height="353" width="600"]]

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