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... ... @@ -11,15 +11,17 @@ 11 11 12 12 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: 13 13 14 -[[image: https://wiki.dragino.com/images/thumb/5/5c/RS485_01.png/600px-RS485_01.png||height="297" width="534"]]14 +[[image:image-20220527091852-1.png]] 15 15 16 16 Connection 17 17 18 18 19 -[[image:https://wiki.dragino.com/images/thumb/f/f2/RS485_02.png/600px-RS485_02.png||height="743" width="528"]](% style="display:none" %) 20 20 20 +[[image:image-20220527091942-2.png]](% style="display:none" %) 21 + 21 21 Connection 22 22 24 + 23 23 Related documents: 24 24 25 25 * [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/]] : System Structure ... ... @@ -30,12 +30,12 @@ 30 30 31 31 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: 32 32 33 -[[image: https://wiki.dragino.com/images/thumb/3/34/RS485_02_1.png/600px-RS485_02_1.png||height="364" width="600"]]35 +[[image:image-20220527092058-3.png]] 34 34 35 35 Connection 36 36 37 37 38 -[[image: https://wiki.dragino.com/images/thumb/5/5f/RS485_02_2.png/600px-RS485_02_2.png||height="337" width="600"]]40 +[[image:image-20220527092146-4.png]] 39 39 40 40 Connection 41 41 ... ... @@ -42,6 +42,8 @@ 42 42 * [[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 43 43 * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]] 44 44 47 +== == 48 + 45 45 == 1.3 Example3: Use RS485-LN with energy meters == 46 46 47 47 === 1.3.1 OverView === ... ... @@ -54,10 +54,11 @@ 54 54 This example describes a single-phase meter.This is the connection between the RS485-LN and the energy meter. 55 55 ))) 56 56 57 -[[image: https://wiki.dragino.com/images/thumb/f/f4/Meter1.jpg/600px-Meter1.jpg||height="726" width="545"]]61 +[[image:image-20220527092419-5.png]] 58 58 59 59 Connection1 60 60 65 + 61 61 ((( 62 62 How to connect with Energy Meter： 63 63 ))) ... ... @@ -82,12 +82,12 @@ 82 82 Once there is power, the RS485-LN will be on. 83 83 ))) 84 84 85 -[[image: https://wiki.dragino.com/images/thumb/1/15/Meter2.jpg/600px-Meter2.jpg||height="433" width="577"]]90 +[[image:image-20220527092514-6.png]] 86 86 87 87 Connection2 88 88 89 89 90 -[[image: https://wiki.dragino.com/images/thumb/a/a5/Meter3.jpg/600px-Meter3.jpg||height="712" width="534"]]95 +[[image:image-20220527092555-7.png]] 91 91 92 92 Connection3 93 93 ... ... @@ -96,11 +96,12 @@ 96 96 97 97 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. 98 98 99 -[[image: https://wiki.dragino.com/images/thumb/3/35/Meter4.png/600px-Meter4.png||alt="Meter4.png" height="193" width="600"]]104 +[[image:image-20220527092629-8.png]] 100 100 106 + 101 101 (% class="box infomessage" %) 102 102 ((( 103 -Example:AT+COMMAND1=01 03 00 00 00 01 84 0A 109 +**Example:** AT+COMMAND1=01 03 00 00 00 01 84 0A 104 104 ))) 105 105 106 106 * The first byte : slave address code (=001～247) ... ... @@ -115,7 +115,7 @@ 115 115 116 116 (% class="box infomessage" %) 117 117 ((( 118 -Example:RETURN1：01 03 02 08 FD 7E 05 124 +**Example:** RETURN1：01 03 02 08 FD 7E 05 119 119 ))) 120 120 121 121 * The first byte ARD: slave address code (=001～254) ... ... @@ -125,10 +125,16 @@ 125 125 * The 6th and 7th bytes: CRC16 checksum 126 126 * 08 FD is register data. Use short integer 16 bits to convert to decimal, get 2301, then 230.1V is the voltage. 127 127 134 +(% class="wikigeneratedid" %) 135 +((( 136 + 137 +))) 138 + 128 128 === 1.3.3 How to configure RS485-LN and parse output commands === 129 129 130 130 RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK. 131 131 143 + 132 132 ==== 1.3.3.1 via AT COMMAND: ==== 133 133 134 134 First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct. ... ... @@ -137,10 +137,11 @@ 137 137 If the configured parameters and commands are incorrect, the return value is not obtained. 138 138 ))) 139 139 140 -[[image: https://wiki.dragino.com/images/b/bc/AT_COMMAND1.png||height="358" width="456"]]152 +[[image:image-20220527092748-9.png]] 141 141 142 142 AT COMMAND 143 143 156 + 144 144 (% class="box infomessage" %) 145 145 ((( 146 146 AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c ... ... @@ -152,22 +152,23 @@ 152 152 153 153 c: define the position for valid value. 154 154 155 -[[image: https://wiki.dragino.com/images/7/7d/AT_COMMAND2.png||height="278" width="477"]]168 +[[image:image-20220527092936-10.png]] 156 156 157 157 AT COMMAND 158 158 172 + 159 159 PAYLOAD is available after the valid value is intercepted. 160 160 161 161 162 -[[image: https://wiki.dragino.com/images/3/3a/AT_COMMAND4.png||height="219" width="576"]]176 +[[image:image-20220527093059-11.png]] 163 163 164 164 AT COMMAND 165 165 180 + 166 166 You can get configured PAYLOAD on TTN. 167 167 183 +[[image:image-20220527093133-12.png]] 168 168 169 -[[image:https://wiki.dragino.com/images/thumb/c/c2/AT_COMMAND3.png/600px-AT_COMMAND3.png||height="138" width="600"]] 170 - 171 171 ((( 172 172 AT COMMAND 173 173 ))) ... ... @@ -216,14 +216,14 @@ 216 216 Payload:01 00 02 39 85 08 DC 00 00 00 44 217 217 ))) 218 218 219 -[[image: https://wiki.dragino.com/images/thumb/9/9b/AT_COMMAND10.png/600px-AT_COMMAND10.png||height="278" width="600"]]233 +[[image:image-20220527093204-13.png]] 220 220 221 221 AT COMMAND 222 222 223 -01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy. 224 224 238 +(% 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.** 225 225 226 -[[ ~[~[image:https://wiki.dragino.com/images/thumb/b/b8/AT_COMMAND11.png/600px-AT_COMMAND11.png~|~|height="271" width="600"~]~]>>url:https://wiki.dragino.com/index.php/File:AT_COMMAND11.png]]240 +[[image:image-20220527093251-14.png]] 227 227 228 228 AT COMMAND 229 229 ... ... @@ -230,7 +230,7 @@ 230 230 231 231 ==== 1.3.3.2 via LoRaWAN DOWNLINK ==== 232 232 233 -[[image:image-202205 12104358-3.png]]247 +[[image:image-20220527093358-15.png]] 234 234 235 235 ((( 236 236 DOWNLINK ... ... @@ -295,27 +295,27 @@ 295 295 AF 03 01 06 0A 05 00 04 00 01 00: Same as AT+COMMAND3=0A 05 00 04 00 01,1 296 296 ))) 297 297 298 -[[image: https://wiki.dragino.com/images/thumb/4/45/DOWNLINK_METER2.png/600px-DOWNLINK_METER2.png||height="208" width="600"]]312 +[[image:image-20220527093430-16.png]] 299 299 300 300 DOWNLINK 301 301 302 302 303 -[[ ~[~[image:https://wiki.dragino.com/images/thumb/2/20/DOWNLINK_METER3.png/600px-DOWNLINK_METER3.png~|~|height="105" width="600"~]~]>>url:https://wiki.dragino.com/index.php/File:DOWNLINK_METER3.png]]317 +[[image:image-20220527093508-17.png]] 304 304 305 305 DOWNLINK 306 306 307 307 308 -[[image: https://wiki.dragino.com/images/thumb/2/27/DOWNLINK_METER4.png/600px-DOWNLINK_METER4.png||height="210" width="600"]]322 +[[image:image-20220527093530-18.png]] 309 309 310 310 DOWNLINK 311 311 312 312 313 -[[ ~[~[image:https://wiki.dragino.com/images/thumb/3/39/DOWNLINK_METER5.png/600px-DOWNLINK_METER5.png~|~|height="176" width="600"~]~]>>url:https://wiki.dragino.com/index.php/File:DOWNLINK_METER5.png]]327 +[[image:image-20220527093607-19.png]] 314 314 315 315 DOWNLINK 316 316 317 317 318 -[[image: https://wiki.dragino.com/images/thumb/a/a2/DOWNLINK_METER6.png/600px-DOWNLINK_METER6.png||height="365" width="600"]]332 +[[image:image-20220527093628-20.png]] 319 319 320 320 DOWNLINK 321 321 ... ... @@ -342,12 +342,12 @@ 342 342 check digit: Even 343 343 ))) 344 344 345 -[[image: https://wiki.dragino.com/images/thumb/8/8f/Usb_meter2.jpg/600px-Usb_meter2.jpg||height="725" width="544"]]359 +[[image:image-20220527093708-21.png]] 346 346 347 347 USB 348 348 349 349 350 -[[image: https://wiki.dragino.com/images/thumb/6/62/Usb_meter1.jpg/600px-Usb_meter1.jpg||height="728" width="546"]]364 +[[image:image-20220527093747-22.png]] 351 351 352 352 USB 353 353 ... ... @@ -364,10 +364,11 @@ 364 364 output：01 03 04 00 00 00 42 7A 02 365 365 ))) 366 366 367 -[[image: https://wiki.dragino.com/images/thumb/b/b3/Usb_meter3.jpg/600px-Usb_meter3.jpg||height="466" width="600"]]381 +[[image:image-20220527093821-23.png]] 368 368 369 369 USB 370 370 385 + 371 371 === 1.3.5 How to configure multiple devices and modify device addresses === 372 372 373 373 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. ... ... @@ -378,11 +378,12 @@ 378 378 ))) 379 379 ))) 380 380 381 -[[image: https://wiki.dragino.com/images/thumb/1/1f/Double_meter3.png/600px-Double_meter3.png||alt="Double meter3.png" height="83" width="600"]]396 +[[image:image-20220527093849-24.png]] 382 382 398 + 383 383 **Example**:These two meters are examples of setting parameters and device addresses. 384 384 385 -[[image: https://wiki.dragino.com/images/thumb/e/ee/Double_meter1.jpg/600px-Double_meter1.jpg||alt="Double meter1.jpg" height="737" width="553"]]401 +[[image:image-20220527093950-25.png]] 386 386 387 387 [[image:https://wiki.dragino.com/images/thumb/7/72/Double_meter2.jpg/600px-Double_meter2.jpg||alt="Double meter2.jpg" height="733" width="550"]] 388 388
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