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19	19	== 1.1 What is LT Series I/O Controller ==
20	20
21	21	(((
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22	22	The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
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165	165	Packet engine up to 256 bytes with CRC.
166	166	)))
167	167
168		-
169		-
170	170	== 1.3 Features ==
171	171
172	172	* LoRaWAN Class A & Class C protocol
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177	177	* Firmware upgradable via program port
178	178	* Counting
179	179
180		-
181		-
182	182	== 1.4  Applications ==
183	183
184	184	* Smart Buildings & Home Automation
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188	188	* Smart Cities
189	189	* Smart Factory
190	190
191		-
192		-
193	193	== 1.5 Hardware Variants ==
194	194
195	195	(% border="1" style="background-color:#f7faff; width:500px" %)
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203	203	* 1 x Counting Port
204	204	)))
205	205
206		-
207		-
208	208	= 2. Power ON Device =
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210	210	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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2006	2006	)))
2007	2007
2008	2008	(((
2009		-
	2003	+== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
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	2005	+If the device is not shut down, but directly powered off.
	2006	+
	2007	+It will default that this is a power-off state.
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	2009	+In modes 2 to 5, DO RO status and pulse count are saved in flash.
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	2011	+After restart, the status before power failure will be read from flash.
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2011	2011	= 6. Trouble Shooting =
2012	2012	)))
2013	2013