Changes for page LWL02 -- LoRaWAN Water Leak Sensor User Manual
Last modified by Mengting Qiu on 2024/05/29 11:20
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... ... @@ -14,6 +14,7 @@ 14 14 1. Introduction 15 15 11. What is LWL02 LoRaWAN Water Leak Sensor 16 16 17 + 17 17 The Dragino LWL02 is a LoRaWAN Water Sensor. When there is water between the two metal probes, LWL02 indicates a water leak event and uplink to IoT server via LoRaWAN network. 18 18 19 19 ... ... @@ -30,7 +30,7 @@ 30 30 31 31 32 32 33 -* 34 +* 34 34 *1. Features 35 35 * LoRaWAN Class A v1.0.3 36 36 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864 ... ... @@ -42,7 +42,8 @@ 42 42 * Remote configure parameters via LoRa Downlink 43 43 * Firmware upgradable via program port 44 44 45 -* 46 + 47 +* 46 46 *1. Applications 47 47 * Smart Buildings & Home Automation 48 48 * Logistics and Supply Chain Management ... ... @@ -51,17 +51,20 @@ 51 51 * Smart Cities 52 52 * Smart Factory 53 53 54 -1. 56 + 57 +1. 55 55 11. Dimension 56 56 60 + 57 57 [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.png]] 58 58 59 59 [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image004.png]] 60 60 61 61 62 -1. 66 +1. 63 63 11. Firmware Change log 64 64 69 + 65 65 LWL02 use the same firmware as LDS01. 66 66 67 67 [[LWL02 Image files – Download link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDS01/Firmware/]] ... ... @@ -71,6 +71,7 @@ 71 71 72 72 1. Power ON LWL02 73 73 79 + 74 74 When receive the LWL02, please open the enclosure and add 2 x AAA batteries to power it. The [[LED>>path:#LED]] will blink when device is powered. 75 75 76 76 ... ... @@ -102,10 +102,10 @@ 102 102 In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>path:#AT_Command]] to set the keys in the devices. 103 103 104 104 105 -1. 111 +1. 106 106 11. Example to join LoRaWAN network 107 107 108 -Here shows an example for how to join the [[TTN V3 Network>>url:https://eu1.cloud.thethings.network/]]. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here. 114 +Here shows an example for how to join the [[TTN V3 Network>>url:https://eu1.cloud.thethings.network/]]. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here. 109 109 110 110 [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image006.png]] 111 111 ... ... @@ -120,6 +120,7 @@ 120 120 121 121 122 122 129 + 123 123 The LG308 is already set to connect to [[TTN V3 network >>url:https://eu1.cloud.thethings.network/]]. What we need to now is only configure the TTN V3: 124 124 125 125 **Step 1**: Create a device in TTN V3 with the OTAA keys from LWL02. ... ... @@ -160,9 +160,10 @@ 160 160 [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]] 161 161 162 162 163 -1. 170 +1. 164 164 11. Uplink Payload 165 165 173 + 166 166 Uplink Payload total 9 bytes. 167 167 168 168 ... ... @@ -177,6 +177,7 @@ 177 177 duration (unit: min) 178 178 ))) 179 179 188 + 180 180 Example: 181 181 182 182 [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]] ... ... @@ -189,9 +189,10 @@ 189 189 190 190 191 191 192 -1. 201 +1. 193 193 11. Downlink Payload 194 194 204 + 195 195 |**Downlink Control Type**|**Type Code**|**Downlink payload size(bytes)** 196 196 |TDC (Transmit Time Interval—Keep Alive Interval)|0x01|4 197 197 |RESET|0x04|2 ... ... @@ -204,6 +204,7 @@ 204 204 205 205 206 206 217 + 207 207 Example Downlink payload setting in TTN V3: 208 208 209 209 [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]] ... ... @@ -256,9 +256,10 @@ 256 256 257 257 258 258 259 -1. 270 +1. 260 260 11. Integrate with Datacake 261 261 273 + 262 262 Datacake provides a human friendly interface to show the sensor data, once we have data in TTN V3, we can use Datacake to connect to TTN V3 and see the data in Datacake. Below are the steps: 263 263 264 264 ... ... @@ -284,9 +284,10 @@ 284 284 [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]] 285 285 286 286 287 -1. 299 +1. 288 288 11. Alarm Base on Timeout 289 289 302 + 290 290 LWL02 can monitor the timeout for a status change, this feature can be used to monitor some event such as open fridge too long etc. 291 291 292 292 ... ... @@ -301,6 +301,7 @@ 301 301 302 302 * AT+TTIG=0,0 à Default Value, disable timeout Alarm. 303 303 317 + 304 304 **Downlink Command** to configure: 305 305 306 306 Command: 0xA9 aa bb cc ... ... @@ -321,9 +321,10 @@ 321 321 322 322 323 323 324 -1. 338 +1. 325 325 11. LEDs 326 326 341 + 327 327 |**Action**|**LED behavior** 328 328 |Power On|**GREEN on 1s, RED on 1s, BLUE on 1s** 329 329 |Joined successful|**GRENN LED **on 5s ... ... @@ -333,6 +333,7 @@ 333 333 334 334 335 335 351 + 336 336 1. Battery & How to replace 337 337 11. Battery Type and replace 338 338 ... ... @@ -342,6 +342,7 @@ 342 342 1. Make sure the direction is correct when install the AAA batteries. 343 343 344 344 361 + 345 345 **Important Notice: Make sure use new AAA LR03 battery and the battery doesn’t have broken surface.** 346 346 347 347 ... ... @@ -352,7 +352,7 @@ 352 352 353 353 354 354 355 -1. 372 +1. 356 356 11. Power Consumption Analyze 357 357 358 358 Dragino battery powered products are all run in Low Power mode. User can check the guideline from this link to calculate the estimate battery life: ... ... @@ -392,35 +392,32 @@ 392 392 More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDS01/]] 393 393 394 394 412 +1. FAQ 413 +11. How to upgrade the image? 395 395 415 +User can upgrade the firmware of LWL02 for bug fix, new features, or change working region. The upgrade instruction is here: [[http:~~/~~/wiki.dragino.com/index.php?title=Firmware_Upgrade_Instruction>>url:http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Instruction]] 396 396 397 -= 7. FAQ = 398 398 399 -== 7.1 How to upgrade the image? == 400 400 401 -User can upgrade the of LWL02 for bug fix, new features, or change working region. The upgrade instruction is here: [[Firmware Upgrade Instruction>>Firmware Upgrade Instruction for STM32 base products]] 402 402 420 +1. 421 +11. How to change the LoRa Frequency Bands/Region? 403 403 423 +If user has for example US915 frequency and want to change it to AS923 frequency. User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download. 404 404 405 405 406 -== 7.2 How to change the LoRa Frequency Bands/Region? == 426 +1. 427 +11. Can I disable uplink for each event to save battery life? 407 407 408 -If user has for example US915 frequency and want to change it to AS923 frequency. User can follow the introduction for [[how to upgrade image>>||anchor="H7.1Howtoupgradetheimage"]]. When download the images, choose the required image file for download. 409 - 410 - 411 - 412 - 413 -== 7.3 Can I disable uplink for each event to save battery life? == 414 - 415 415 Yes, User can use below method to disable this: 416 416 417 - (% style="color:#4f81bd" %)**via AT Command**:431 +**via AT Command**: 418 418 419 419 AT+DISALARM=1, End node will only send packet in TDC time. 420 420 421 -AT+DISALARM=0, End node will send packet in TDC time or status change for door sensor. 435 +AT+DISALARM=0, End node will send packet in TDC time or status change for door sensor. 422 422 423 - (% style="color:#4f81bd" %)**via LoRaWAN downlink Command**:437 +**via LoRaWAN downlink Command**: 424 424 425 425 0xA701 : Equal to AT+DISALARM=1 426 426 ... ... @@ -429,23 +429,26 @@ 429 429 430 430 431 431 432 -= 8. Order Info = 433 433 434 - **PartNumber: (% style="color:blue"%)LWL02-XXX(%%)**447 +1. Order Info 435 435 436 -(% style="color:blue" %)**XXX:** 437 437 438 -* (% style="color:red" %)**EU433**(%%): frequency bands EU433 439 -* (% style="color:red" %)**EU868**(%%): frequency bands EU868 440 -* (% style="color:red" %)**KR920**(%%): frequency bands KR920 441 -* (% style="color:red" %)**CN470**(%%): frequency bands CN470 442 -* (% style="color:red" %)**AS923**(%%): frequency bands AS923 443 -* (% style="color:red" %)**AU915**(%%): frequency bands AU915 444 -* (% style="color:red" %)**US915**(%%): frequency bands US915 445 -* (% style="color:red" %)**IN865**(%%): frequency bands IN865 446 -* (% style="color:red" %)**CN779**(%%): frequency bands CN779 450 +**Part Number: LWL02-XXX** 447 447 452 +**XXX:** 448 448 454 +* **EU433**: frequency bands EU433 455 +* **EU868**: frequency bands EU868 456 +* **KR920**: frequency bands KR920 457 +* **CN470**: frequency bands CN470 458 +* **AS923**: frequency bands AS923 459 +* **AU915**: frequency bands AU915 460 +* **US915**: frequency bands US915 461 +* **IN865**: frequency bands IN865 462 +* **CN779**: frequency bands CN779 463 + 464 + 465 + 449 449 = 9. Packing Info = 450 450 451 451 ... ... @@ -454,9 +454,11 @@ 454 454 * LWL02 x 1 455 455 456 456 474 + 457 457 = 10.Support = 458 458 459 459 * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule. 460 460 * Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]. 461 461 480 + 462 462