Changes for page LMDS200 -- LoRaWAN Microwave Radar Distance Sensor User Manual
Last modified by Xiaoling on 2025/04/27 16:45
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... ... @@ -101,7 +101,6 @@ 101 101 * 8500mAh Battery for long term use 102 102 103 103 104 - 105 105 == 1.3 Suitable Container & Liquid == 106 106 107 107 * Solid Wall container such as: steel, iron, glass, ceramics, non-foaming plastics etc. ... ... @@ -112,7 +112,6 @@ 112 112 * Pure liquid without irregular deposition. 113 113 114 114 115 - 116 116 == 1.4 Mechanical == 117 117 118 118 [[image:image-20220615090910-1.png]] ... ... @@ -145,7 +145,6 @@ 145 145 [[image:image-20220615092044-12.png]] 146 146 147 147 148 - 149 149 (% style="color:blue" %)**Step3: **(%%)Test the installation point. 150 150 151 151 Power on LDDS75, check if the blue LED is on, If the blue LED is on, means the sensor works. Then put ultrasonic coupling paste on the sensor and put it tightly on the installation point. ... ... @@ -174,9 +174,9 @@ 174 174 (% style="color:red" %)Ultrasonic coupling paste (%%) is subjected in most shipping way. So the default package doesn’t include it and user needs to purchase locally. 175 175 176 176 177 - 178 178 (% style="color:blue" %)**Step4: **(%%)Install use Epoxy ab glue. 179 179 176 + 180 180 Prepare Eproxy AB glue. 181 181 182 182 Put Eproxy AB glue in the sensor and press it hard on the container installation point. ... ... @@ -199,37 +199,30 @@ 199 199 200 200 == 1.6 Applications == 201 201 199 + 200 + 202 202 * Smart liquid control solution. 203 203 * Smart liquefied gas solution. 204 204 205 205 206 206 207 -== 1. 7Precautions==206 +== 1.6 Pin mapping and power on == 208 208 209 -* 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. 210 -* For containers of the same material at room temperature, the detection blind zone and detection limit height are also different for the thickness of the container. 211 -* 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. 212 212 209 +[[image:1654847583902-256.png]] 213 213 214 214 215 -== 1.8 Pin mapping and power on == 216 216 213 += 2. Configure LDDS75 to connect to LoRaWAN network = 217 217 218 -[[image:1655257026882-201.png]] 219 - 220 - 221 - 222 -= 2. Configure LDDS20 to connect to LoRaWAN network = 223 - 224 - 225 225 == 2.1 How it works == 226 226 227 227 ((( 228 -The LDDS 20is 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.218 +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 229 229 ))) 230 230 231 231 ((( 232 -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.A0 UsingtheATCommands"]]to set the keys in the LDDS20.222 +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. 233 233 ))) 234 234 235 235
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