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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... ... @@ -24,6 +24,7 @@ 24 24 25 25 = 1. Introduction = 26 26 27 + 27 27 == 1.1 What is LWL02 LoRaWAN Water Leak Sensor == 28 28 29 29 ... ... @@ -49,6 +49,7 @@ 49 49 50 50 == 1.2 Features == 51 51 53 + 52 52 * LoRaWAN Class A v1.0.3 53 53 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864 54 54 * SX1262 LoRa Core ... ... @@ -60,8 +60,10 @@ 60 60 * Firmware upgradable via program port 61 61 62 62 65 + 63 63 == 1.3 Applications == 64 64 68 + 65 65 * Smart Buildings & Home Automation 66 66 * Logistics and Supply Chain Management 67 67 * Smart Metering ... ... @@ -70,8 +70,10 @@ 70 70 * Smart Factory 71 71 72 72 77 + 73 73 == 1.4 Dimension == 74 74 80 + 75 75 [[image:image-20220608143952-2.png]] 76 76 77 77 [[image:1654670405145-346.png]] ... ... @@ -80,24 +80,30 @@ 80 80 81 81 == 1.5 Firmware Change log == 82 82 89 + 83 83 ((( 84 -LWL02 use the same firmware as LDS01. 91 +LWL02 use the same firmware as LDS01: [[https:~~/~~/www.dropbox.com/sh/6ls5i0zsvujvbc8/AABe3V5aQXdy7zSxEdEA3DHOa?dl=0>>https://www.dropbox.com/sh/6ls5i0zsvujvbc8/AABe3V5aQXdy7zSxEdEA3DHOa?dl=0]] 85 85 ))) 86 86 87 87 ((( 88 - [[LWL02Image files – Download link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDS01/Firmware/]]95 + 89 89 ))) 90 90 91 91 92 92 = 2. Power ON LWL02 = 93 93 101 + 94 94 When receive the LWL02, please open the enclosure and add 2 x AAA batteries to power it. The [[LED>>||anchor="H4.7LEDs"]] will blink when device is powered. 95 95 96 96 105 + 97 97 = 3. How to install LWL02 = 98 98 108 + 99 99 ((( 100 100 When install the LWL02 on wall. Please install as below so the water leak probe will be soak in water for water detect purpose. The LWL02 main body is not water proof. Please don't let water go inside the LWL02 main body. 111 + 112 + 101 101 ))) 102 102 103 103 [[image:image-20220608144447-4.png]] ... ... @@ -106,8 +106,10 @@ 106 106 107 107 = 4. Operation Mode = 108 108 121 + 109 109 == 4.1 How it works? == 110 110 124 + 111 111 ((( 112 112 The LWL02 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and [[power on>>||anchor="H2.PowerONLWL02"]] the LWL02. It will auto join the network via OTAA. 113 113 ))) ... ... @@ -117,8 +117,10 @@ 117 117 ))) 118 118 119 119 134 + 120 120 == 4.2 Example to join LoRaWAN network == 121 121 137 + 122 122 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. 123 123 124 124 [[image:1654671007127-335.png]] ... ... @@ -160,6 +160,7 @@ 160 160 161 161 User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot: 162 162 179 + 163 163 **Add APP EUI in the application** 164 164 165 165 [[image:1654671794691-956.png]] ... ... @@ -178,6 +178,7 @@ 178 178 [[image:1654671889112-678.png]] 179 179 180 180 198 + 181 181 (% style="color:blue" %)**Step 2**(%%): **[[Power on>>||anchor="H2.PowerONLWL02"]]** LWL02 and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel. 182 182 183 183 ... ... @@ -199,10 +199,11 @@ 199 199 200 200 201 201 ((( 202 -Example Payload Decoder in TTN V3: [[http:~~/~~/www.dr agino.com/downloads/index.php?dir=LoRa_End_Node/LDS01/Payload/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDS01/Payload/]]220 +Example Payload Decoder in TTN V3: [[https:~~/~~/www.dropbox.com/sh/01rpk03gupwzkg2/AAACzAaN2I4MC-rw7oltfzUta?dl=0>>https://www.dropbox.com/sh/01rpk03gupwzkg2/AAACzAaN2I4MC-rw7oltfzUta?dl=0]] 203 203 ))) 204 204 205 205 224 + 206 206 == 4.4 Downlink Payload == 207 207 208 208 ... ... @@ -267,8 +267,10 @@ 267 267 See [[Alarm Base Timeout>>||anchor="H4.6AlarmBaseonTimeout"]] for detail. 268 268 269 269 289 + 270 270 == 4.5 Integrate with Datacake == 271 271 292 + 272 272 ((( 273 273 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: 274 274 ))) ... ... @@ -295,8 +295,10 @@ 295 295 [[image:1654674556510-911.png]] 296 296 297 297 319 + 298 298 == 4.6 Alarm Base on Timeout == 299 299 322 + 300 300 ((( 301 301 LWL02 can monitor the timeout for a status change, this feature can be used to monitor some event such as monitoring water leakage duration etc. 302 302 ))) ... ... @@ -314,7 +314,7 @@ 314 314 ))) 315 315 316 316 * ((( 317 -**AT+TTRIG=1,30 ** **~-~->** When status change from close to open, and device keep in open 340 +(% style="color:red" %)**AT+TTRIG=1,30 **(%%) **~-~->** When status change from close to open, and device keep in open 318 318 ))) 319 319 320 320 ((( ... ... @@ -322,7 +322,10 @@ 322 322 ))) 323 323 324 324 * ((( 325 -**AT+TTIG=0,0** **~-~->** Default Value, disable timeout Alarm. 348 +(% style="color:red" %)**AT+TTRIG=0,0** (%%) **~-~->** Default Value, disable timeout Alarm. 349 + 350 + 351 + 326 326 ))) 327 327 328 328 ((( ... ... @@ -359,6 +359,9 @@ 359 359 360 360 ((( 361 361 0xA9 00 00 00: Equal to AT+TTRIG=0,0. Disable timeout Alarm. 388 + 389 + 390 + 362 362 ))) 363 363 364 364 == 4.7 LEDs == ... ... @@ -372,10 +372,13 @@ 372 372 |(% style="width:184px" %)Got a downlink message|(% style="width:275px" %)(% style="color:blue" %)**BLUE LED**(%%) blinks once 373 373 374 374 404 + 375 375 = 5. Battery & How to replace = 376 376 407 + 377 377 == 5.1 Battery Type and replace == 378 378 410 + 379 379 ((( 380 380 LWL02 is equipped with 2 x AAA LR03 batteries. If the batteries running low(see 2.1v in the platform). User can buy generic AAA battery and replace it. Note: 381 381 ))) ... ... @@ -402,8 +402,10 @@ 402 402 [[image:1654675278044-307.png]] 403 403 404 404 437 + 405 405 == 5.2 Power Consumption Analyze == 406 406 440 + 407 407 ((( 408 408 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: 409 409 ))) ... ... @@ -413,12 +413,16 @@ 413 413 ))) 414 414 415 415 450 + 416 416 = 6. Use AT Command = 417 417 453 + 418 418 == 6.1 Access AT Command == 419 419 456 + 420 420 LWL02 supports AT Command set. User can use a USB to TTL adapter to configure LWL02 via use AT command, as below. 421 421 459 + 422 422 [[image:image-20220608160336-1.png]] 423 423 424 424 ... ... @@ -441,12 +441,13 @@ 441 441 442 442 [[image:1654675618022-630.png]] 443 443 482 + 444 444 ((( 445 445 Each AT Command need to (% style="color:red" %)**add an ENTER**(%%) at the end before send. 446 446 ))) 447 447 448 448 ((( 449 -When entering the first command, the (% style="color:red" %)**RED LED**(%%) will on and user can now input AT Commands. After input all needed AT Commands, please input AT+CLPM=1 to set the device to work in Low Power mode and (% style="color:red" %)**RED LED**(%%) will be off. 488 +When entering the first command, the (% style="color:red" %)**RED LED**(%%) will on and user can now input AT Commands. After input all needed AT Commands, please input **AT+CLPM=1** to set the device to work in Low Power mode and (% style="color:red" %)**RED LED**(%%) will be off. 450 450 ))) 451 451 452 452 ((( ... ... @@ -454,38 +454,48 @@ 454 454 ))) 455 455 456 456 496 + 457 457 = 7. FAQ = 458 458 499 + 459 459 == 7.1 How to upgrade the image? == 460 460 502 + 461 461 User can upgrade the of LWL02 for bug fix, new features, or change working region. The upgrade instruction is here: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] 462 462 463 463 506 + 464 464 == 7.2 How to change the LoRa Frequency Bands/Region? == 465 465 509 + 466 466 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="H7.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 467 467 468 468 513 + 469 469 == 7.3 Can I disable uplink for each event to save battery life? == 470 470 516 + 471 471 Yes, User can use below method to disable this: 472 472 473 -(% style="color:#4f81bd" %)**via AT Command**: 474 474 475 - AT+DISALARM=1,End nodewillonly sendpacketinTDCtime.520 +(% style="color:blue" %)**via AT Command**: 476 476 477 -AT+DISALARM= 0, End node will send packet in TDC timeor status change for door sensor.522 +(% style="color:red" %)**AT+DISALARM=1**(%%), End node will only send packet in TDC time. 478 478 524 +(% style="color:red" %)**AT+DISALARM=0**(%%), End node will send packet in TDC time or status change for door sensor. 479 479 480 -(% style="color:#4f81bd" %)**via LoRaWAN downlink Command**: 481 481 482 - 0xA701:EqualtoAT+DISALARM=1527 +(% style="color:blue" %)**via LoRaWAN downlink Command**: 483 483 484 -0xA70 0: Equal to AT+DISALARM=0529 +(% style="color:red" %)**0xA701** (%%): Equal to AT+DISALARM=1 485 485 531 +(% style="color:red" %)**0xA700** (%%): Equal to AT+DISALARM=0 486 486 533 + 534 + 487 487 = 8. Order Info = 488 488 537 + 489 489 **Part Number: (% style="color:blue" %)LWL02-XXX(%%)** 490 490 491 491 (% style="color:blue" %)**XXX:** ... ... @@ -501,15 +501,20 @@ 501 501 * (% style="color:red" %)**CN779**(%%): frequency bands CN779 502 502 503 503 553 + 554 + 504 504 = 9. Packing Info = 505 505 557 + 506 506 **Package Includes**: 507 507 508 508 * LWL02 x 1 509 509 510 510 563 + 511 511 = 10. Support = 512 512 566 + 513 513 * 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. 514 514 * 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]]. 515 515