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... ... @@ -3,12 +3,17 @@ 3 3 4 4 {{toc/}} 5 5 6 -= 1. Introduction = 7 7 7 + 8 + 9 + 10 + 11 += **1. Introduction** = 12 + 8 8 This article provide the examples for RS485-LN to connect to different type of RS485 sensors. 9 9 10 10 11 -== 1.1 Example 1: Connect to Leak relay and VFD == 16 +== **1.1 Example 1: Connect to Leak relay and VFD** == 12 12 13 13 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: 14 14 ... ... @@ -30,8 +30,9 @@ 30 30 * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]] 31 31 32 32 33 -== 1.2 Example 2: Connect to Pulse Counter == 34 34 39 +== **1.2 Example 2: Connect to Pulse Counter** == 40 + 35 35 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: 36 36 37 37 [[image:image-20220527092058-3.png]] ... ... @@ -39,18 +39,20 @@ 39 39 Connection 40 40 41 41 48 + 42 42 [[image:image-20220527092146-4.png]] 43 43 44 44 Connection 45 45 53 + 46 46 * [[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 47 47 * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]] 48 48 49 49 == == 50 50 51 -== 1.3 Example3: Use RS485-LN with energy meters == 59 +== **1.3 Example3: Use RS485-LN with energy meters** == 52 52 53 -=== 1.3.1 OverView === 61 +=== **1.3.1 OverView** === 54 54 55 55 ((( 56 56 **Note**:The specifications of each energy meter are different, please refer to your own energy meter specifications. ... ... @@ -65,6 +65,7 @@ 65 65 Connection1 66 66 67 67 76 + 68 68 ((( 69 69 How to connect with Energy Meter: 70 70 ))) ... ... @@ -94,12 +94,13 @@ 94 94 Connection2 95 95 96 96 106 + 97 97 [[image:image-20220527092555-7.png]] 98 98 99 99 Connection3 100 100 101 101 102 -=== 1.3.2 How to use the parameters of the energy meter and MODBUS commands === 112 +=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands** === 103 103 104 104 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. 105 105 ... ... @@ -138,12 +138,12 @@ 138 138 139 139 ))) 140 140 141 -=== 1.3.3 How to configure RS485-LN and parse output commands === 151 +=== **1.3.3 How to configure RS485-LN and parse output commands** === 142 142 143 143 RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK. 144 144 145 145 146 -==== 1.3.3.1 via AT COMMAND: ==== 156 +==== **1.3.3.1 via AT COMMAND:** ==== 147 147 148 148 First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct. 149 149 ... ... @@ -161,11 +161,11 @@ 161 161 AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c 162 162 ))) 163 163 164 -a: length for the return of AT+COMMAND 174 +a: length for the return of AT+COMMAND 165 165 166 -b:1: grab valid value by byte, max 6 bytes .2: grab valid value by bytes section, max 3 sections.176 +b: 1: grab valid value by byte, max 6 bytes; 2: grab valid value by bytes section, max 3 sections. 167 167 168 -c: define the position for valid value. 178 +c: define the position for valid value. 169 169 170 170 [[image:image-20220527092936-10.png]] 171 171 ... ... @@ -172,6 +172,7 @@ 172 172 AT COMMAND 173 173 174 174 185 + 175 175 PAYLOAD is available after the valid value is intercepted. 176 176 177 177 ... ... @@ -180,6 +180,7 @@ 180 180 AT COMMAND 181 181 182 182 194 + 183 183 You can get configured PAYLOAD on TTN. 184 184 185 185 [[image:image-20220527093133-12.png]] ... ... @@ -193,7 +193,7 @@ 193 193 ))) 194 194 195 195 ((( 196 -**Example**: 208 +(% style="color:#4f81bd" %)**Example**: 197 197 198 198 CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1 199 199 ))) ... ... @@ -245,12 +245,14 @@ 245 245 246 246 (% style="color:#4f81bd" %)**01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy.** 247 247 260 + 261 + 248 248 [[image:image-20220527093251-14.png]] 249 249 250 250 AT COMMAND 251 251 252 252 253 -==== 1.3.3.2 via LoRaWAN DOWNLINK ==== 267 +==== **1.3.3.2 via LoRaWAN DOWNLINK** ==== 254 254 255 255 [[image:image-20220527093358-15.png]] 256 256 ... ... @@ -263,7 +263,7 @@ 263 263 ))) 264 264 265 265 ((( 266 -**Type Code 0xAF** 280 +(% style="color:#4f81bd" %)**Type Code 0xAF** 267 267 ))) 268 268 269 269 ((( ... ... @@ -310,11 +310,13 @@ 310 310 ))) 311 311 312 312 ((( 313 -Example: 327 + 328 + 329 +(% style="color:#4f81bd" %)**Example:** 314 314 ))) 315 315 316 316 ((( 317 -AF 03 01 06 0A 05 00 04 00 01 00: Same as AT+COMMAND3=0A 05 00 04 00 01,1 333 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1 318 318 ))) 319 319 320 320 [[image:image-20220527093430-16.png]] ... ... @@ -322,27 +322,31 @@ 322 322 DOWNLINK 323 323 324 324 341 + 325 325 [[image:image-20220527093508-17.png]] 326 326 327 327 DOWNLINK 328 328 329 329 347 + 330 330 [[image:image-20220527093530-18.png]] 331 331 332 332 DOWNLINK 333 333 334 334 353 + 335 335 [[image:image-20220527093607-19.png]] 336 336 337 337 DOWNLINK 338 338 339 339 359 + 340 340 [[image:image-20220527093628-20.png]] 341 341 342 342 DOWNLINK 343 343 344 344 345 -=== 1.3.4 How to configure and output commands for RS485 to USB === 365 +=== **1.3.4 How to configure and output commands for RS485 to USB** === 346 346 347 347 ((( 348 348 This step is not necessary, it is just to show how to use a normal RS485 to USB adapter to connect to the meter to check the input and output. This can be used to test the connection and RS485 command of the meter without RS485-LN. ... ... @@ -369,17 +369,19 @@ 369 369 USB 370 370 371 371 392 + 372 372 [[image:image-20220527093747-22.png]] 373 373 374 374 USB 375 375 376 376 398 + 377 377 ((( 378 378 The configuration command is consistent with the AT command, input the hexadecimal command directly into the serial port, and the serial port will output the command. 379 379 ))) 380 380 381 381 ((( 382 -**Example:** input:01 03 00 31 00 02 95 c4 404 +(% style="color:#4f81bd" %)**Example:** (%%)input:01 03 00 31 00 02 95 c4 383 383 ))) 384 384 385 385 ((( ... ... @@ -391,7 +391,7 @@ 391 391 USB 392 392 393 393 394 -=== 1.3.5 How to configure multiple devices and modify device addresses === 416 +=== **1.3.5 How to configure multiple devices and modify device addresses** === 395 395 396 396 If users need to read the parameters of multiple energy meters, they need to modify the device address, because the default device address of each energy meter is 01. 397 397 ... ... @@ -401,7 +401,7 @@ 401 401 ))) 402 402 ))) 403 403 404 -[[image:image-20220 527093849-24.png]]426 +[[image:image-20220601142044-1.png]] 405 405 406 406 407 407 **Example**:These two meters are examples of setting parameters and device addresses. ... ... @@ -460,11 +460,12 @@ 460 460 461 461 [[image:image-20220527094224-29.png]] 462 462 463 -PAYLOAD:01 08 DF 43 62 485 +**PAYLOAD:01 08 DF 43 62** 464 464 465 465 * 08 DF is the valid value of the meter with device address 02. 466 466 * 43 62 is the valid value of the meter with device address 01. 467 467 490 + 468 468 == 1.4 Example 4: Circuit Breaker Remote Open Close == 469 469 470 470 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: ... ... @@ -475,6 +475,7 @@ 475 475 476 476 * [[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 477 477 501 + 478 478 == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN == 479 479 480 480 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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