Last modified by Karry Zhuang on 2024/07/11 11:58
Summary
-
Page properties (1 modified, 0 added, 0 removed)
Details
- Page properties
-
- Content
-
... ... @@ -13,13 +13,11 @@ 13 13 This article provide the examples for RS485-LN to connect to different type of RS485 sensors. 14 14 15 15 16 - 17 17 == **1.1 Example 1: Connect to Leak relay and VFD** == 18 18 19 19 20 20 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: 21 21 22 - 23 23 [[image:image-20220527091852-1.png]] 24 24 25 25 Connection ... ... @@ -33,12 +33,13 @@ 33 33 34 34 (% style="color:blue" %)**Related documents:** 35 35 36 -* System Structure: [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/|| _mstmutation="1" style="background-color: rgb(255, 255, 255);"]]37 -* Explanation on how to integrate to Node-red and to the Mobile Phone, and with link to the Github code: [[Configure Manual>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/|| _mstmutation="1" style="background-color: rgb(255, 255, 255);"]]34 +* System Structure: [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/||style="background-color: rgb(255, 255, 255);"]] 35 +* Explanation on how to integrate to Node-red and to the Mobile Phone, and with link to the Github code: [[Configure Manual>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/||style="background-color: rgb(255, 255, 255);"]] 38 38 * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]] 39 39 40 40 41 41 40 + 42 42 == **1.2 Example 2: Connect to Pulse Counter** == 43 43 44 44 ... ... @@ -58,7 +58,7 @@ 58 58 59 59 (% style="color:blue" %)**Related documents:** 60 60 61 -* Configure Document: [[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/ ||_mstmutation="1"]]60 +* Configure Document: [[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/]] 62 62 * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]] 63 63 64 64 ... ... @@ -70,13 +70,11 @@ 70 70 71 71 72 72 ((( 73 -(% style="color:red" %)**Note**: **The specifications of each energy meter are different, please refer to your own energy meter specifications.**72 +(% style="color:red" %)**Note**:The specifications of each energy meter are different, please refer to your own energy meter specifications. 74 74 ))) 75 75 76 76 ((( 77 77 This example describes a single-phase meter.This is the connection between the RS485-LN and the energy meter. 78 - 79 - 80 80 ))) 81 81 82 82 [[image:image-20220527092419-5.png]] ... ... @@ -109,8 +109,6 @@ 109 109 110 110 ((( 111 111 Once there is power, the RS485-LN will be on. 112 - 113 - 114 114 ))) 115 115 116 116 [[image:image-20220527092514-6.png]] ... ... @@ -118,13 +118,11 @@ 118 118 Connection2 119 119 120 120 121 - 122 122 [[image:image-20220527092555-7.png]] 123 123 124 124 Connection3 125 125 126 126 127 - 128 128 === **1.3.2 How to use the parameters of the energy meter and MODBUS commands** === 129 129 130 130 ... ... @@ -171,7 +171,6 @@ 171 171 RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK. 172 172 173 173 174 - 175 175 ==== **1.3.3.1 via AT COMMAND** ==== 176 176 177 177 ... ... @@ -179,8 +179,6 @@ 179 179 180 180 ((( 181 181 If the configured parameters and commands are incorrect, the return value is not obtained. 182 - 183 - 184 184 ))) 185 185 186 186 [[image:image-20220601143201-9.png]] ... ... @@ -190,7 +190,7 @@ 190 190 191 191 (% class="box infomessage" %) 192 192 ((( 193 - (% _mstmutation="1" %)**AT+DATACUTx **(%%): This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c183 + **AT+DATACUTx **: This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c 194 194 ))) 195 195 196 196 a: length for the return of AT+COMMAND ... ... @@ -224,14 +224,11 @@ 224 224 225 225 ((( 226 226 227 - 228 - 229 229 ))) 230 230 231 231 ((( 232 232 (% style="color:blue" %)**Example**: 233 233 234 - 235 235 (% style="color:red" %)**CMD1:**(%%) Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1 236 236 ))) 237 237 ... ... @@ -273,8 +273,6 @@ 273 273 274 274 ((( 275 275 Payload: 01 00 02 39 85 08 DC 00 00 00 44 276 - 277 - 278 278 ))) 279 279 280 280 [[image:image-20220601142936-6.png]] ... ... @@ -282,16 +282,14 @@ 282 282 AT COMMAND 283 283 284 284 270 +(% 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.** 285 285 286 -(% style="color:blue" %)**01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy.** 287 287 288 - 289 289 [[image:image-20220601143642-2.png]] 290 290 291 291 AT COMMAND 292 292 293 293 294 - 295 295 ==== **1.3.3.2 via LoRaWAN DOWNLINK** ==== 296 296 297 297 ... ... @@ -306,7 +306,7 @@ 306 306 ))) 307 307 308 308 ((( 309 -(% style="color:b lue" %)**Type Code 0xAF**292 +(% style="color:#4f81bd" %)**Type Code 0xAF** 310 310 ))) 311 311 312 312 ((( ... ... @@ -317,9 +317,7 @@ 317 317 ))) 318 318 319 319 ((( 320 -(% style="color:red" %)**Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.** 321 - 322 - 303 +(% style="color:red" %)Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 323 323 ))) 324 324 325 325 ((( ... ... @@ -393,10 +393,8 @@ 393 393 DOWNLINK 394 394 395 395 396 - 397 397 === **1.3.4 How to configure and output commands for RS485 to USB** === 398 398 399 - 400 400 ((( 401 401 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. 402 402 ))) ... ... @@ -452,7 +452,6 @@ 452 452 USB 453 453 454 454 455 - 456 456 === **1.3.5 How to configure multiple devices and modify device addresses** === 457 457 458 458 ... ... @@ -469,7 +469,6 @@ 469 469 470 470 (% style="color:blue" %)**Example**(%%): These two meters are examples of setting parameters and device addresses. 471 471 472 - 473 473 [[image:image-20220527093950-25.png]] 474 474 475 475 ... ... @@ -484,7 +484,7 @@ 484 484 485 485 ((( 486 486 ((( 487 -We can use (% style="color:blue" %)**AT+CFGDEV**(%%)to set the device address.464 +We can use **AT+CFGDEV** to set the device address. 488 488 ))) 489 489 ))) 490 490 ... ... @@ -528,14 +528,11 @@ 528 528 [[image:image-20220601142607-4.png]] 529 529 530 530 531 - (% style="color:blue" %)**PAYLOAD:508 +**PAYLOAD:01 08 DF 43 62** 532 532 533 533 * 08 DF is the valid value of the meter with device address 02. 534 534 * 43 62 is the valid value of the meter with device address 01. 535 535 536 - 537 - 538 - 539 539 == 1.4 Example 4: Circuit Breaker Remote Open Close == 540 540 541 541 ... ... @@ -548,7 +548,7 @@ 548 548 Connection 549 549 550 550 551 -* Configure Documen: [[Circuit Breaker Remote Open Close>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Circuit_Breaker_Remote_Open_Close/ ||_mstmutation="1"]]525 +* Configure Documen: [[Circuit Breaker Remote Open Close>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Circuit_Breaker_Remote_Open_Close/]] 552 552 553 553 == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN == 554 554 ... ... @@ -555,8 +555,8 @@ 555 555 556 556 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: 557 557 558 -* Configure Document For RS485-BL: [[Connect to SEM Three>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Application_Note/&file=Dragino%20RS485BL%20and%20pickdata%20SEM%20Three%20v1.pdf|| _mstmutation="1" style="background-color: rgb(255, 255, 255);"]]559 -* Configure Document for RS485-LN: [[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 ||_mstmutation="1"]]532 +* Configure Document For RS485-BL: [[Connect to SEM Three>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Application_Note/&file=Dragino%20RS485BL%20and%20pickdata%20SEM%20Three%20v1.pdf||style="background-color: rgb(255, 255, 255);"]] 533 +* Configure Document for RS485-LN: [[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]] 560 560 561 561 == 1.6 Example 6: CEM C31 485-T1-MID Energy Meter with RS485-LN == 562 562 ... ... @@ -563,7 +563,7 @@ 563 563 564 564 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: 565 565 566 -* Configure Document For RS485-LN: [[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|| _mstmutation="1" style="background-color: rgb(255, 255, 255);"]]540 +* Configure Document For RS485-LN: [[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||style="background-color: rgb(255, 255, 255);"]] 567 567 568 568 == 1.7 Example 7: Schneider Electric PLC M221 with RS485-BL == 569 569