Last modified by Karry Zhuang on 2024/07/11 11:58
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... ... @@ -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 ... ... @@ -70,7 +70,7 @@ 70 70 Connection2 71 71 72 72 73 -[[image:https://wiki.dragino.com/images/thumb/a/a5/Meter3.jpg/600px-Meter3.jpg||height="7 12" width="534"]]71 +[[image:https://wiki.dragino.com/images/thumb/a/a5/Meter3.jpg/600px-Meter3.jpg||height="763" width="573"]] 74 74 75 75 Connection3 76 76 ... ... @@ -294,7 +294,6 @@ 294 294 295 295 DOWNLINK 296 296 297 - 298 298 [[image:https://wiki.dragino.com/images/thumb/a/a2/DOWNLINK_METER6.png/600px-DOWNLINK_METER6.png||height="365" width="600"]] 299 299 300 300 DOWNLINK ... ... @@ -322,12 +322,12 @@ 322 322 check digit: Even 323 323 ))) 324 324 325 -[[image:https://wiki.dragino.com/images/thumb/8/8f/Usb_meter2.jpg/600px-Usb_meter2.jpg||height=" 725" width="544"]]322 +[[image:https://wiki.dragino.com/images/thumb/8/8f/Usb_meter2.jpg/600px-Usb_meter2.jpg||height="800" width="600"]] 326 326 327 327 USB 328 328 329 329 330 -[[image:https://wiki.dragino.com/images/thumb/6/62/Usb_meter1.jpg/600px-Usb_meter1.jpg||height=" 728" width="546"]]327 +[[image:https://wiki.dragino.com/images/thumb/6/62/Usb_meter1.jpg/600px-Usb_meter1.jpg||height="800" width="600"]] 331 331 332 332 USB 333 333 ... ... @@ -352,37 +352,21 @@ 352 352 353 353 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. 354 354 355 -((( 356 -((( 357 357 Set the device address according to the parameters in the appendix of the MODBUS communication protocol. 358 -))) 359 -))) 360 360 361 361 [[image:https://wiki.dragino.com/images/thumb/1/1f/Double_meter3.png/600px-Double_meter3.png||alt="Double meter3.png" height="83" width="600"]] 362 362 363 - **Example**:These two meters are examples of setting parameters and device addresses.356 +Example:These two meters are examples of setting parameters and device addresses. 364 364 365 -[[image:https://wiki.dragino.com/images/thumb/e/ee/Double_meter1.jpg/600px-Double_meter1.jpg||alt="Double meter1.jpg" height=" 737" width="553"]]358 +[[image:https://wiki.dragino.com/images/thumb/e/ee/Double_meter1.jpg/600px-Double_meter1.jpg||alt="Double meter1.jpg" height="800" width="600"]] 366 366 367 -[[image:https://wiki.dragino.com/images/thumb/7/72/Double_meter2.jpg/600px-Double_meter2.jpg||alt="Double meter2.jpg" height=" 733" width="550"]]360 +[[image:https://wiki.dragino.com/images/thumb/7/72/Double_meter2.jpg/600px-Double_meter2.jpg||alt="Double meter2.jpg" height="800" width="600"]] 368 368 369 -((( 370 -((( 371 371 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. 372 -))) 373 -))) 374 374 375 -((( 376 -((( 377 377 We can use AT+CFGDEV to set the device address. 378 -))) 379 -))) 380 380 381 -((( 382 -((( 383 383 We modify the device address 01 of the first energy meter to 02. 384 -))) 385 -))) 386 386 387 387 [[image:https://wiki.dragino.com/images/6/6b/Double_meter4.png||alt="Double meter4.png" height="141" width="456"]] 388 388