Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 68.22 >
edited by Xiaoling
on 2022/05/31 11:07
To version < 68.20 >
edited by Xiaoling
on 2022/05/25 15:28
>
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... ... @@ -167,6 +167,7 @@
167 167  * Firmware upgradable via program port
168 168  * Counting
169 169  
170 +
170 170  == 1.4  Applications ==
171 171  
172 172  * Smart Buildings & Home Automation
... ... @@ -176,6 +176,7 @@
176 176  * Smart Cities
177 177  * Smart Factory
178 178  
180 +
179 179  == 1.5 Hardware Variants ==
180 180  
181 181  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -190,6 +190,7 @@
190 190  )))
191 191  
192 192  
195 +
193 193  = 2. Power ON Device =
194 194  
195 195  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.
... ... @@ -267,6 +267,7 @@
267 267  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
268 268  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
269 269  
273 +
270 270  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
271 271  
272 272  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -302,6 +302,7 @@
302 302  * [1] RO1 relay channel is close and the RO1 LED is ON.
303 303  * [0] RO2 relay channel is open and RO2 LED is OFF;
304 304  
309 +
305 305  **LT22222-L:**
306 306  
307 307  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -317,6 +317,7 @@
317 317  ** DO1 is high in case there is load between DO1 and V+.
318 318  ** DO1 LED is off in both case
319 319  
325 +
320 320  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
321 321  
322 322  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
... ... @@ -720,6 +720,7 @@
720 720  
721 721  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
722 722  
729 +
723 723  === 3.4.1 Common Commands ===
724 724  
725 725  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]]
... ... @@ -1292,7 +1292,7 @@
1292 1292  
1293 1293  So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1294 1294  
1295 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]] = DI1+ / 1K.**
1302 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]] = DI1+ / 1K.**
1296 1296  
1297 1297  If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1298 1298  
... ... @@ -1306,9 +1306,9 @@
1306 1306  
1307 1307  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1308 1308  
1309 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1316 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1310 1310  
1311 -If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1318 +If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1312 1312  
1313 1313  
1314 1314  **Example3**: Connect to a 220v high active sensor.
... ... @@ -1320,7 +1320,7 @@
1320 1320  
1321 1321  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1322 1322  
1323 - [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1330 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1324 1324  
1325 1325  If sensor output is 220v, the (% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1326 1326  
... ... @@ -1817,7 +1817,7 @@
1817 1817  )))
1818 1818  
1819 1819  (((
1820 -Please see this link for how to debug: [[LoRaWAN Communication Debug>>LoRaWAN Communication Debug||anchor="H5.1Howitwork"]]
1827 +Please see this link for how to debug:
1821 1821  
1822 1822  [[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H5.1Howitwork>>http://wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H5.1Howitwork]]
1823 1823  

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