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... ... @@ -3,17 +3,12 @@ 3 3 4 4 {{toc/}} 5 5 6 += 1. Introduction = 6 6 7 - 8 - 9 - 10 - 11 -= **1. Introduction** = 12 - 13 13 This article provide the examples for RS485-LN to connect to different type of RS485 sensors. 14 14 15 15 16 -== **1.1 Example 1: Connect to Leak relay and VFD**==11 +== 1.1 Example 1: Connect to Leak relay and VFD == 17 17 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: 19 19 ... ... @@ -35,7 +35,7 @@ 35 35 * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]] 36 36 37 37 38 -== **1.2 Example 2: Connect to Pulse Counter**==33 +== 1.2 Example 2: Connect to Pulse Counter == 39 39 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: 41 41 ... ... @@ -53,9 +53,9 @@ 53 53 54 54 == == 55 55 56 -== **1.3 Example3: Use RS485-LN with energy meters**==51 +== 1.3 Example3: Use RS485-LN with energy meters == 57 57 58 -=== **1.3.1 OverView**===53 +=== 1.3.1 OverView === 59 59 60 60 ((( 61 61 **Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications. ... ... @@ -104,7 +104,7 @@ 104 104 Connection3 105 105 106 106 107 -=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands**===102 +=== 1.3.2 How to use the parameters of the energy meter and MODBUS commands === 108 108 109 109 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. 110 110 ... ... @@ -143,12 +143,12 @@ 143 143 144 144 ))) 145 145 146 -=== **1.3.3 How to configure RS485-LN and parse output commands**===141 +=== 1.3.3 How to configure RS485-LN and parse output commands === 147 147 148 148 RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK. 149 149 150 150 151 -==== **1.3.3.1 via AT COMMAND:**====146 +==== 1.3.3.1 via AT COMMAND: ==== 152 152 153 153 First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct. 154 154 ... ... @@ -198,9 +198,7 @@ 198 198 ))) 199 199 200 200 ((( 201 -(% style="color:#4f81bd" %)**Example**: 202 - 203 -CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1 196 +**Example**: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1 204 204 ))) 205 205 206 206 ((( ... ... @@ -209,8 +209,6 @@ 209 209 210 210 ((( 211 211 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. 212 - 213 - 214 214 ))) 215 215 216 216 ((( ... ... @@ -223,8 +223,6 @@ 223 223 224 224 ((( 225 225 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. 226 - 227 - 228 228 ))) 229 229 230 230 ((( ... ... @@ -255,7 +255,7 @@ 255 255 AT COMMAND 256 256 257 257 258 -==== **1.3.3.2 via LoRaWAN DOWNLINK**====247 +==== 1.3.3.2 via LoRaWAN DOWNLINK ==== 259 259 260 260 [[image:image-20220527093358-15.png]] 261 261 ... ... @@ -268,7 +268,7 @@ 268 268 ))) 269 269 270 270 ((( 271 - (% style="color:#4f81bd" %)**Type Code 0xAF**260 +**Type Code 0xAF** 272 272 ))) 273 273 274 274 ((( ... ... @@ -315,11 +315,11 @@ 315 315 ))) 316 316 317 317 ((( 318 - (% style="color:#4f81bd" %)**Example:**307 +Example: 319 319 ))) 320 320 321 321 ((( 322 - **AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1311 +AF 03 01 06 0A 05 00 04 00 01 00: Same as AT+COMMAND3=0A 05 00 04 00 01,1 323 323 ))) 324 324 325 325 [[image:image-20220527093430-16.png]] ... ... @@ -347,7 +347,7 @@ 347 347 DOWNLINK 348 348 349 349 350 -=== **1.3.4 How to configure and output commands for RS485 to USB**===339 +=== 1.3.4 How to configure and output commands for RS485 to USB === 351 351 352 352 ((( 353 353 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. ... ... @@ -384,7 +384,7 @@ 384 384 ))) 385 385 386 386 ((( 387 - (% style="color:#4f81bd" %)**Example:**(%%)input：01 03 00 31 00 02 95 c4376 +**Example:** input：01 03 00 31 00 02 95 c4 388 388 ))) 389 389 390 390 ((( ... ... @@ -396,7 +396,7 @@ 396 396 USB 397 397 398 398 399 -=== **1.3.5 How to configure multiple devices and modify device addresses**===388 +=== 1.3.5 How to configure multiple devices and modify device addresses === 400 400 401 401 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. 402 402 ... ... @@ -465,13 +465,11 @@ 465 465 466 466 [[image:image-20220527094224-29.png]] 467 467 468 - **PAYLOAD:01 08 DF 43 62**457 +PAYLOAD:01 08 DF 43 62 469 469 470 470 * 08 DF is the valid value of the meter with device address 02. 471 471 * 43 62 is the valid value of the meter with device address 01. 472 472 473 - 474 - 475 475 == 1.4 Example 4: Circuit Breaker Remote Open Close == 476 476 477 477 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: