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Last modified by Xiaoling on 2025/04/27 16:45
From version 170.2
edited by Xiaoling
on 2022/06/15 09:37
Change comment: There is no comment for this version
To version 170.5
edited by Xiaoling
on 2022/06/15 09:46
Change comment: There is no comment for this version

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101 101  * 8500mAh Battery for long term use
102 102  
103 103  
104 +
105 +
104 104  == 1.3  Suitable Container & Liquid ==
105 105  
106 106  * Solid Wall container such as: steel, iron, glass, ceramics, non-foaming plastics etc.
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111 111  * Pure liquid without irregular deposition.
112 112  
113 113  
116 +
114 114  == 1.4  Mechanical ==
115 115  
116 116  [[image:image-20220615090910-1.png]]
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200 200  * Smart liquefied gas solution.
201 201  
202 202  
203 -
204 204  == 1.7  Precautions ==
205 205  
206 206  * At room temperature, containers of different materials, such as steel, glass, iron, ceramics, non-foamed plastics and other dense materials, have different detection blind areas and detection limit heights.
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208 208  * When the detected liquid level exceeds the effective detection value of the sensor, and the liquid level of the liquid to be measured shakes or tilts, the detected liquid height is unstable.
209 209  
210 210  
213 +== 1.8  Pin mapping and power on ==
211 211  
212 -== 1.7  Pin mapping and power on ==
213 213  
214 -
215 215  [[image:1655257026882-201.png]]
216 216  
217 217  
218 218  
219 -= 2.  Configure LDDS75 to connect to LoRaWAN network =
220 += 2.  Configure LDDS20 to connect to LoRaWAN network =
220 220  
222 +
221 221  == 2.1  How it works ==
222 222  
223 223  (((
224 -The LDDS75 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS75. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value
226 +The LDDS20 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS75. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value.
225 225  )))
226 226  
227 227  (((
228 -In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink"]]to set the keys in the LDDS75.
230 +In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.A0UsingtheATCommands"]]to set the keys in the LDDS20.
229 229  )))
230 230  
231 231