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1		-XWiki.Bei
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Content

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48	48
49	49	)))
50	50
51		-
52	52	== 1.2  Specifications ==
53	53
54	54	(((
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165	165	Packet engine up to 256 bytes with CRC.
166	166	)))
167	167
168		-
169	169	== 1.3 Features ==
170	170
171	171	* LoRaWAN Class A & Class C protocol
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176	176	* Firmware upgradable via program port
177	177	* Counting
178	178
179		-
180	180	== 1.4  Applications ==
181	181
182	182	* Smart Buildings & Home Automation
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186	186	* Smart Cities
187	187	* Smart Factory
188	188
189		-
190	190	== 1.5 Hardware Variants ==
191	191
192	192	(% border="1" style="background-color:#f7faff; width:500px" %)
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200	200	* 1 x Counting Port
201	201	)))
202	202
203		-
204	204	= 2. Power ON Device =
205	205
206	206	The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
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319	319	* [1] RO1 relay channel is close and the RO1 LED is ON.
320	320	* [0] RO2 relay channel is open and RO2 LED is OFF;
321	321
	317	+
322	322	**LT22222-L:**
323	323
324	324	* [1] DI2 channel is high input and DI2 LED is ON;
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771	771
772	772	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
773	773
	770	+
	771	+
774	774	=== 3.4.1 Common Commands ===
775	775
776	776	They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
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2002	2002	)))
2003	2003
2004	2004	(((
2005		-== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
	2003	+
2006	2006
2007		-If the device is not shut down, but directly powered off.
2008		-
2009		-It will default that this is a power-off state.
2010		-
2011		-In modes 2 to 5, DO RO status and pulse count are saved in flash.
2012		-
2013		-After restart, the status before power failure will be read from flash.
2014		-
2015	2015	= 6. Trouble Shooting =
2016	2016	)))
2017	2017