Last modified by Saxer Lin on 2025/04/15 17:24
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From version < 112.3 >
edited by Xiaoling
on 2023/03/31 09:39
To version < 117.2 >
edited by Xiaoling
on 2023/04/26 17:51
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26 26  )))
27 27  
28 28  (((
29 -The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
29 +The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
30 30  )))
31 31  
32 32  (((
... ... @@ -176,29 +176,47 @@
176 176  
177 177  
178 178  * LoRaWAN Class A & Class C protocol
179 +
179 179  * Optional Customized LoRa Protocol
181 +
180 180  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 +
181 181  * AT Commands to change parameters
185 +
182 182  * Remote configure parameters via LoRa Downlink
187 +
183 183  * Firmware upgradable via program port
189 +
184 184  * Counting
185 185  
192 +
193 +
186 186  == 1.4  Applications ==
187 187  
188 188  
189 189  * Smart Buildings & Home Automation
198 +
190 190  * Logistics and Supply Chain Management
200 +
191 191  * Smart Metering
202 +
192 192  * Smart Agriculture
204 +
193 193  * Smart Cities
206 +
194 194  * Smart Factory
195 195  
209 +
210 +
196 196  == 1.5 Hardware Variants ==
197 197  
198 198  
199 -(% border="1" style="background-color:#f7faff; width:500px" %)
200 -|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
201 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
214 +(% border="1" style="background-color:#f2f2f2; width:500px" %)
215 +|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:334px" %)**Description**
216 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
217 +(% style="text-align:center" %)
218 +[[image:image-20230424115112-1.png||height="106" width="58"]]
219 +)))|(% style="width:334px" %)(((
202 202  * 2 x Digital Input (Bi-direction)
203 203  * 2 x Digital Output
204 204  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -207,6 +207,8 @@
207 207  * 1 x Counting Port
208 208  )))
209 209  
228 +
229 +
210 210  = 2. Power ON Device =
211 211  
212 212  
... ... @@ -263,7 +263,7 @@
263 263  Each LT is shipped with a sticker with the default device EUI as below:
264 264  )))
265 265  
266 -[[image:1653297924498-393.png]]
286 +[[image:image-20230425173427-2.png]]
267 267  
268 268  
269 269  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -300,6 +300,8 @@
300 300  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
301 301  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
302 302  
323 +
324 +
303 303  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
304 304  
305 305  
... ... @@ -356,6 +356,8 @@
356 356  ** DO1 is high in case there is load between DO1 and V+.
357 357  ** DO1 LED is off in both case
358 358  
381 +
382 +
359 359  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
360 360  
361 361  
... ... @@ -752,6 +752,8 @@
752 752  
753 753  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
754 754  
779 +
780 +
755 755  === 3.4.1 Common Commands ===
756 756  
757 757  
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1104 1104  )))
1105 1105  
1106 1106  (((
1107 -[[image:image-20220524093724-9.png]]
1133 +[[image:image-20230426161322-1.png]]
1108 1108  )))
1109 1109  
1110 1110  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
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1523 1523  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1524 1524  
1525 1525  
1526 -**(% style="color:blue" %)NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1552 +(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1527 1527  
1528 -**(% style="color:red" %)Note: DO pins go to float when device is power off.**
1554 +(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1529 1529  
1530 1530  [[image:1653357531600-905.png]]
1531 1531  
... ... @@ -1547,9 +1547,9 @@
1547 1547  
1548 1548  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1549 1549  
1550 -**Red:  12~~24v**
1576 +(% style="color:red" %)**Red:  12~~24v**
1551 1551  
1552 -**Yellow:  4~~20mA**
1578 +(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1553 1553  
1554 1554  **Black:  GND**
1555 1555  
... ... @@ -2179,7 +2179,6 @@
2179 2179  * Bracket for controller x1
2180 2180  * Program cable x 1
2181 2181  
2182 -
2183 2183  **Dimension and weight**:
2184 2184  
2185 2185  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -2208,5 +2208,3 @@
2208 2208  * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
2209 2209  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2210 2210  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
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2212 -
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