Summary

• Page properties (1 modified, 0 added, 0 removed)

Details

Page properties

Content

...	...	@@ -10,6 +10,7 @@
10	10
11	11	Connection
12	12
	13	+
13	13	[[image:https://wiki.dragino.com/images/thumb/f/f2/RS485_02.png/600px-RS485_02.png||height="743" width="528"]](% style="display:none" %)
14	14
15	15	Connection
...	...	@@ -28,6 +28,7 @@
28	28
29	29	Connection
30	30
	32	+
31	31	[[image:https://wiki.dragino.com/images/thumb/5/5f/RS485_02_2.png/600px-RS485_02_2.png||height="337" width="600"]]
32	32
33	33	Connection
...	...	@@ -68,7 +68,7 @@
68	68	Connection2
69	69
70	70
71		-[[image:https://wiki.dragino.com/images/thumb/a/a5/Meter3.jpg/600px-Meter3.jpg||height="763" width="573"]]
	73	+[[image:https://wiki.dragino.com/images/thumb/a/a5/Meter3.jpg/600px-Meter3.jpg||height="712" width="534"]]
72	72
73	73	Connection3
74	74
...	...	@@ -292,6 +292,7 @@
292	292
293	293	DOWNLINK
294	294
	297	+
295	295	[[image:https://wiki.dragino.com/images/thumb/a/a2/DOWNLINK_METER6.png/600px-DOWNLINK_METER6.png||height="365" width="600"]]
296	296
297	297	DOWNLINK
...	...	@@ -319,12 +319,12 @@
319	319	check digit: Even
320	320	)))
321	321
322		-[[image:https://wiki.dragino.com/images/thumb/8/8f/Usb_meter2.jpg/600px-Usb_meter2.jpg||height="800" width="600"]]
	325	+[[image:https://wiki.dragino.com/images/thumb/8/8f/Usb_meter2.jpg/600px-Usb_meter2.jpg||height="725" width="544"]]
323	323
324	324	USB
325	325
326	326
327		-[[image:https://wiki.dragino.com/images/thumb/6/62/Usb_meter1.jpg/600px-Usb_meter1.jpg||height="800" width="600"]]
	330	+[[image:https://wiki.dragino.com/images/thumb/6/62/Usb_meter1.jpg/600px-Usb_meter1.jpg||height="728" width="546"]]
328	328
329	329	USB
330	330
...	...	@@ -349,21 +349,37 @@
349	349
350	350	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.
351	351
	355	+(((
	356	+(((
352	352	Set the device address according to the parameters in the appendix of the MODBUS communication protocol.
	358	+)))
	359	+)))
353	353
354	354	[[image:https://wiki.dragino.com/images/thumb/1/1f/Double_meter3.png/600px-Double_meter3.png||alt="Double meter3.png" height="83" width="600"]]
355	355
356		-Example:These two meters are examples of setting parameters and device addresses.
	363	+**Example**:These two meters are examples of setting parameters and device addresses.
357	357
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"]]
	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"]]
359	359
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"]]
	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"]]
361	361
	369	+(((
	370	+(((
362	362	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	+)))
363	363
	375	+(((
	376	+(((
364	364	We can use AT+CFGDEV to set the device address.
	378	+)))
	379	+)))
365	365
	381	+(((
	382	+(((
366	366	We modify the device address 01 of the first energy meter to 02.
	384	+)))
	385	+)))
367	367
368	368	[[image:https://wiki.dragino.com/images/6/6b/Double_meter4.png||alt="Double meter4.png" height="141" width="456"]]
369	369