Last modified by Karry Zhuang on 2024/07/11 11:58
Summary
-
Page properties (1 modified, 0 added, 0 removed)
-
Attachments (0 modified, 0 added, 4 removed)
Details
- Page properties
-
- Content
-
... ... @@ -10,7 +10,6 @@ 10 10 11 11 Connection 12 12 13 - 14 14 [[image:https://wiki.dragino.com/images/thumb/f/f2/RS485_02.png/600px-RS485_02.png||height="743" width="528"]](% style="display:none" %) 15 15 16 16 Connection ... ... @@ -29,7 +29,6 @@ 29 29 30 30 Connection 31 31 32 - 33 33 [[image:https://wiki.dragino.com/images/thumb/5/5f/RS485_02_2.png/600px-RS485_02_2.png||height="337" width="600"]] 34 34 35 35 Connection ... ... @@ -53,29 +53,17 @@ 53 53 54 54 Connection1 55 55 56 -((( 57 57 How to connect with Energy Meter: 58 -))) 59 59 60 -((( 61 61 Follow the instructions of the electric energy meter to connect the phase line and the neutral line, and then connect 485A+ and 485B- to RS485A and RA485B of RS485-LN respectively. 62 -))) 63 63 64 -((( 65 65 The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below 66 -))) 67 67 68 -((( 69 69 Power Source VIN to RS485-LN VIN+ 70 -))) 71 71 72 -((( 73 73 Power Source GND to RS485-LN VIN- 74 -))) 75 75 76 -((( 77 77 Once there is power, the RS485-LN will be on. 78 -))) 79 79 80 80 [[image:https://wiki.dragino.com/images/thumb/1/15/Meter2.jpg/600px-Meter2.jpg||height="433" width="577"]] 81 81 ... ... @@ -138,7 +138,7 @@ 138 138 139 139 (% class="box infomessage" %) 140 140 ((( 141 - 127 +AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c 142 142 ))) 143 143 144 144 a: length for the return of AT+COMMAND ... ... @@ -225,7 +225,7 @@ 225 225 226 226 ==== 1.3.3.2 via LoRaWAN DOWNLINK ==== 227 227 228 -[[image:image -20220512104358-3.png]]214 +[[image:https://wiki.dragino.com/images/thumb/f/fc/DOWNLINK_METER1.png/600px-DOWNLINK_METER1.png||height="423" width="600"]] 229 229 230 230 ((( 231 231 DOWNLINK ... ... @@ -236,15 +236,12 @@ 236 236 ))) 237 237 238 238 ((( 239 - **Type Code 0xAF**225 +Type Code 0xAF 240 240 ))) 241 241 242 242 ((( 243 -(% class="box infomessage" %) 244 -((( 245 245 0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 246 246 ))) 247 -))) 248 248 249 249 ((( 250 250 Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. ... ... @@ -356,7 +356,7 @@ 356 356 ))) 357 357 358 358 ((( 359 - output :01 03 04 00 00 00 42 7A 02342 + output:01 03 04 00 00 00 42 7A 02 360 360 ))) 361 361 362 362 [[image:https://wiki.dragino.com/images/thumb/b/b3/Usb_meter3.jpg/600px-Usb_meter3.jpg||height="466" width="600"]] ... ... @@ -375,29 +375,23 @@ 375 375 376 376 [[image:https://wiki.dragino.com/images/thumb/1/1f/Double_meter3.png/600px-Double_meter3.png||alt="Double meter3.png" height="83" width="600"]] 377 377 378 - **Example**:These two meters are examples of setting parameters and device addresses.361 +Example:These two meters are examples of setting parameters and device addresses. 379 379 380 -[[image:https://wiki.dragino.com/images/thumb/e/ee/Double_meter1.jpg/600px-Double_meter1.jpg||alt="Double meter1.jpg" height=" 737" width="553"]]363 +[[image:https://wiki.dragino.com/images/thumb/e/ee/Double_meter1.jpg/600px-Double_meter1.jpg||alt="Double meter1.jpg" height="800" width="600"]] 381 381 382 382 [[image:https://wiki.dragino.com/images/thumb/7/72/Double_meter2.jpg/600px-Double_meter2.jpg||alt="Double meter2.jpg" height="733" width="550"]] 383 383 384 384 ((( 385 -((( 386 386 First of all, since the default device address of the energy meter is 01, the configuration of two energy meters will conflict, so we first connect an energy meter and configure the device address. 387 387 ))) 388 -))) 389 389 390 390 ((( 391 -((( 392 392 We can use AT+CFGDEV to set the device address. 393 393 ))) 394 -))) 395 395 396 396 ((( 397 -((( 398 398 We modify the device address 01 of the first energy meter to 02. 399 399 ))) 400 -))) 401 401 402 402 [[image:https://wiki.dragino.com/images/6/6b/Double_meter4.png||alt="Double meter4.png" height="141" width="456"]] 403 403
- image-20220512104203-1.png
-
- Author
-
... ... @@ -1,1 +1,0 @@ 1 -XWiki.Xiaoling - Size
-
... ... @@ -1,1 +1,0 @@ 1 -77.5 KB - Content
- image-20220512104238-2.png
-
- Author
-
... ... @@ -1,1 +1,0 @@ 1 -XWiki.Xiaoling - Size
-
... ... @@ -1,1 +1,0 @@ 1 -81.2 KB - Content
- image-20220512104358-3.png
-
- Author
-
... ... @@ -1,1 +1,0 @@ 1 -XWiki.Xiaoling - Size
-
... ... @@ -1,1 +1,0 @@ 1 -80.8 KB - Content
- image-20220512115601-1.png
-
- Author
-
... ... @@ -1,1 +1,0 @@ 1 -XWiki.Xiaoling - Size
-
... ... @@ -1,1 +1,0 @@ 1 -20.4 KB - Content