Last modified by Mengting Qiu on 2023/12/14 11:15

From version 79.15
edited by Xiaoling
on 2023/06/13 15:23
Change comment: There is no comment for this version
To version 79.2
edited by Xiaoling
on 2023/06/13 14:31
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -57,8 +57,6 @@
57 57  * IP66 Waterproof Enclosure
58 58  * 8500mAh Battery for long term use
59 59  
60 -
61 -
62 62  == 1.3 Specification ==
63 63  
64 64  
... ... @@ -95,11 +95,9 @@
95 95  * Container Thickness:
96 96  ** Pure metal material.  2~~8mm, best is 3~~5mm
97 97  ** Pure non metal material: <10 mm
98 -* Pure liquid without irregular deposition.
96 +* Pure liquid without irregular deposition.(% style="display:none" %)
99 99  
100 100  
101 -(% style="display:none" %)
102 -
103 103  == 1.5 Install DDS20-LB ==
104 104  
105 105  
... ... @@ -126,6 +126,7 @@
126 126  [[image:image-20230613143125-6.png]]
127 127  
128 128  
125 +
129 129  (((
130 130  (% style="color:blue" %)**Step3:   **(%%)Test the installation point.
131 131  )))
... ... @@ -134,10 +134,14 @@
134 134  Power on DDS20-LB, 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.
135 135  )))
136 136  
134 +
137 137  (((
138 138  It is necessary to put the coupling paste between the sensor and the container, otherwise DDS20-LB won't detect the liquid level.
139 139  )))
140 140  
139 +[[image:1655256160324-178.png||height="151" width="419"]][[image:image-20220615092327-13.png||height="146" width="260"]]
140 +
141 +
141 141  (((
142 142  After paste the DDS20-LB well, power on DDS20-LB. In the first 30 seconds of booting, device will check the sensors status and BLUE LED will show the status as below. After 30 seconds, BLUE LED will be off to save battery life.
143 143  )))
... ... @@ -164,10 +164,14 @@
164 164  
165 165  
166 166  (((
167 -(% style="color:red" %)**Note :(%%) (% style="color:blue" %)Ultrasonic coupling paste** (%%) is subjected in most shipping way. So the default package doesn't include it and user needs to purchase locally.
168 +(% style="color:red" %)**Note 2:**
168 168  )))
169 169  
171 +(((
172 +(% 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.
173 +)))
170 170  
175 +
171 171  (((
172 172  (% style="color:blue" %)**Step4:   **(%%)Install use Epoxy ab glue.
173 173  )))
... ... @@ -184,18 +184,27 @@
184 184  Reset DDS20-LB and see if the BLUE LED is slowly blinking.
185 185  )))
186 186  
187 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS20%20-%20LoRaWAN%20Liquid%20Level%20Sensor%20User%20Manual/WebHome/image-20220615091045-8.png?width=341&height=203&rev=1.1||alt="image-20220615091045-8.png"]] [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS20%20-%20LoRaWAN%20Liquid%20Level%20Sensor%20User%20Manual/WebHome/image-20220615091045-9.png?width=284&height=200&rev=1.1||alt="image-20220615091045-9.png"]]
192 +[[image:image-20220615091045-8.png||height="203" width="341"]] [[image:image-20220615091045-9.png||height="200" width="284"]]
188 188  
189 189  
190 190  (((
191 -(% style="color:red" %)**Note 1:**(%%)** (% style="color:blue" %)Eproxy AB glue(%%)** needs 3~~ 5 minutes to stable attached. we can use other glue material to keep it in the position.
196 +(% style="color:red" %)**Note 1:**
192 192  )))
193 193  
194 194  (((
195 -(% style="color:red" %)**Note 2:**(%%)** (% style="color:blue" %)Eproxy AB glue(%%)** is subjected in most shipping way. So the default package doesn't include it and user needs to purchase locally.
200 +Eproxy AB glue needs 3~~ 5 minutes to stable attached. we can use other glue material to keep it in the position.
196 196  )))
197 197  
198 198  
204 +(((
205 +(% style="color:red" %)**Note 2:**
206 +)))
207 +
208 +(((
209 +(% style="color:red" %)**Eproxy AB glue**(%%) is subjected in most shipping way. So the default package doesn't include it and user needs to purchase locally.
210 +)))
211 +
212 +
199 199  == 1.6 Applications ==
200 200  
201 201  
... ... @@ -203,6 +203,8 @@
203 203  
204 204  * Smart liquefied gas solution.
205 205  
220 +
221 +
206 206  == 1.7 Precautions ==
207 207  
208 208  
... ... @@ -212,6 +212,7 @@
212 212  
213 213  * 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.(% style="display:none" %)
214 214  
231 +
215 215  == 1.8 Sleep mode and working mode ==
216 216  
217 217  
... ... @@ -283,7 +283,7 @@
283 283  == 2.1 How it works ==
284 284  
285 285  
286 -The DDS20-LB is configured as (% style="color:#037691" %)**LoRaWAN OTAA Class A**(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and press the button to activate the DDS20-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
303 +The DDS45-LB is configured as (% style="color:#037691" %)**LoRaWAN OTAA Class A**(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and press the button to activate the DDS45-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
287 287  
288 288  (% style="display:none" %) (%%)
289 289  
... ... @@ -297,9 +297,9 @@
297 297  [[image:image-20230613140140-4.png||height="453" width="800"]](% style="display:none" %)
298 298  
299 299  
300 -(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from DDS20-LB.
317 +(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from DDS45-LB.
301 301  
302 -Each DDS20-LB is shipped with a sticker with the default device EUI as below:
319 +Each DDS45-LB is shipped with a sticker with the default device EUI as below:
303 303  
304 304  [[image:image-20230426084152-1.png||alt="图片-20230426084152-1.png" height="233" width="502"]]
305 305  
... ... @@ -328,10 +328,10 @@
328 328  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-6.png?width=744&height=485&rev=1.1||alt="图片-20220611161308-6.png"]]
329 329  
330 330  
331 -(% style="color:blue" %)**Step 2:**(%%) Activate on DDS20-LB
348 +(% style="color:blue" %)**Step 2:**(%%) Activate on DDS45-LB
332 332  
333 333  
334 -Press the button for 5 seconds to activate the DDS20-LB.
351 +Press the button for 5 seconds to activate the DDS45-LB.
335 335  
336 336  (% style="color:green" %)**Green led**(%%) will fast blink 5 times, device will enter (% style="color:blue" %)**OTA mode**(%%) for 3 seconds. And then start to JOIN LoRaWAN network. (% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
337 337  
... ... @@ -342,7 +342,7 @@
342 342  
343 343  
344 344  (((
345 -DDS20-LB will uplink payload via LoRaWAN with below payload format: 
362 +DDS45-LB will uplink payload via LoRaWAN with below payload format: 
346 346  )))
347 347  
348 348  (((
... ... @@ -360,13 +360,13 @@
360 360  [[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
361 361  )))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
362 362  
363 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS20%20-%20LoRaWAN%20Liquid%20Level%20Sensor%20User%20Manual/WebHome/1654850511545-399.png?rev=1.1||alt="1654850511545-399.png"]]
380 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654850511545-399.png?rev=1.1||alt="1654850511545-399.png"]]
364 364  
365 365  
366 366  === 2.3.1  Battery Info ===
367 367  
368 368  
369 -Check the battery voltage for DDS20-LB.
386 +Check the battery voltage for DDS45-LB.
370 370  
371 371  Ex1: 0x0B45 = 2885mV
372 372  
... ... @@ -377,19 +377,18 @@
377 377  
378 378  
379 379  (((
380 -Get the distance. Flat object range 20mm - 2000mm.
397 +Get the distance. Flat object range 30mm - 4500mm.
381 381  )))
382 382  
383 383  (((
384 -For example, if the data you get from the register is **0x06 0x05**, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** **
401 +For example, if the data you get from the register is **0x0B 0x05**, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** **
385 385  
386 -(% style="color:blue" %)**0605(H) = 1541 (D) = 1541 mm.**
403 +(% style="color:blue" %)**0B05(H) = 2821 (D) = 2821 mm.**
387 387  )))
388 388  
389 389  * If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
407 +* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
390 390  
391 -* If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
392 -
393 393  === 2.3.3  Interrupt Pin ===
394 394  
395 395  
... ... @@ -436,7 +436,7 @@
436 436  The payload decoder function for TTN V3 is here:
437 437  
438 438  (((
439 -DDS20-LB TTN V3 Payload Decoder:  [[ttps:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
455 +DDS45-LB TTN V3 Payload Decoder:  [[ttps:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
440 440  )))
441 441  
442 442  
... ... @@ -443,7 +443,7 @@
443 443  == 2.4  Uplink Interval ==
444 444  
445 445  
446 -The DDS20-LB by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>||anchor="H3.3.1SetTransmitIntervalTime"]]
462 +The DDS45-LB by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>||anchor="H3.3.1SetTransmitIntervalTime"]]
447 447  
448 448  
449 449  == 2.5  ​Show Data in DataCake IoT Server ==
... ... @@ -471,7 +471,7 @@
471 471  
472 472  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
473 473  
474 -(% style="color:blue" %)**Step 4**(%%)**: Search the DDS20-LB and add DevEUI.**
490 +(% style="color:blue" %)**Step 4**(%%)**: Search the DDS45-LB and add DevEUI.**
475 475  
476 476  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654851029373-510.png?rev=1.1||alt="1654851029373-510.png"]]
477 477  
... ... @@ -485,19 +485,19 @@
485 485  == 2.6 Datalog Feature ==
486 486  
487 487  
488 -Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, DDS20-LB will store the reading for future retrieving purposes.
504 +Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, DDS45-LB will store the reading for future retrieving purposes.
489 489  
490 490  
491 491  === 2.6.1 Ways to get datalog via LoRaWAN ===
492 492  
493 493  
494 -Set PNACKMD=1, DDS20-LB will wait for ACK for every uplink, when there is no LoRaWAN network,DDS20-LB will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
510 +Set PNACKMD=1, DDS45-LB will wait for ACK for every uplink, when there is no LoRaWAN network,DDS45-LB will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
495 495  
496 496  * (((
497 -a) DDS20-LB will do an ACK check for data records sending to make sure every data arrive server.
513 +a) DDS45-LB will do an ACK check for data records sending to make sure every data arrive server.
498 498  )))
499 499  * (((
500 -b) DDS20-LB will send data in **CONFIRMED Mode** when PNACKMD=1, but DDS20-LB won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if DDS20-LB gets a ACK, DDS20-LB will consider there is a network connection and resend all NONE-ACK messages.
516 +b) DDS45-LB will send data in **CONFIRMED Mode** when PNACKMD=1, but DDS45-LB won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if DDS45-LB gets a ACK, DDS45-LB will consider there is a network connection and resend all NONE-ACK messages.
501 501  )))
502 502  
503 503  Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
... ... @@ -508,7 +508,7 @@
508 508  === 2.6.2 Unix TimeStamp ===
509 509  
510 510  
511 -DDS20-LB uses Unix TimeStamp format based on
527 +DDS45-LB uses Unix TimeStamp format based on
512 512  
513 513  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/WebHome/image-20220523001219-11.png?width=627&height=97&rev=1.1||alt="图片-20220523001219-11.png" height="97" width="627"]]
514 514  
... ... @@ -527,7 +527,7 @@
527 527  
528 528  User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
529 529  
530 -Once DDS20-LB Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to DDS20-LB. If DDS20-LB fails to get the time from the server, DDS20-LB will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
546 +Once DDS45-LB Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to DDS45-LB. If DDS45-LB fails to get the time from the server, DDS45-LB will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
531 531  
532 532  (% style="color:red" %)**Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn't support. If server doesn't support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.**
533 533  
... ... @@ -555,7 +555,7 @@
555 555  )))
556 556  
557 557  (((
558 -Uplink Internal =5s,means DDS20-LB will send one packet every 5s. range 5~~255s.
574 +Uplink Internal =5s,means DDS45-LB will send one packet every 5s. range 5~~255s.
559 559  )))
560 560  
561 561  
... ... @@ -562,17 +562,17 @@
562 562  == 2.7 Frequency Plans ==
563 563  
564 564  
565 -The DDS20-LB uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
581 +The DDS45-LB uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
566 566  
567 567  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
568 568  
569 569  
570 -= 3. Configure DDS20-LB =
586 += 3. Configure DDS45-LB =
571 571  
572 572  == 3.1 Configure Methods ==
573 573  
574 574  
575 -DDS20-LB supports below configure method:
591 +DDS45-LB supports below configure method:
576 576  
577 577  * AT Command via Bluetooth Connection (**Recommended**): [[BLE Configure Instruction>>http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]].
578 578  
... ... @@ -594,10 +594,10 @@
594 594  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
595 595  
596 596  
597 -== 3.3 Commands special design for DDS20-LB ==
613 +== 3.3 Commands special design for DDS45-LB ==
598 598  
599 599  
600 -These commands only valid for DDS20-LB, as below:
616 +These commands only valid for DDS45-LB, as below:
601 601  
602 602  
603 603  === 3.3.1 Set Transmit Interval Time ===
... ... @@ -679,7 +679,7 @@
679 679  = 4. Battery & Power Consumption =
680 680  
681 681  
682 -DDS20-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
698 +DDS45-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
683 683  
684 684  [[**Battery Info & Power Consumption Analyze**>>http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
685 685  
... ... @@ -688,7 +688,7 @@
688 688  
689 689  
690 690  (% class="wikigeneratedid" %)
691 -User can change firmware DDS20-LB to:
707 +User can change firmware DDS45-LB to:
692 692  
693 693  * Change Frequency band/ region.
694 694  
... ... @@ -696,27 +696,26 @@
696 696  
697 697  * Fix bugs.
698 698  
699 -Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/ph4uyz0rchflrnw/AADr1f_5Sg30804NItpfOQbla?dl=0]]**
715 +Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/a5ue0nfrzqy9nz6/AABbvlATosDJKDwBmbirVbMYa?dl=0]]**
700 700  
701 701  Methods to Update Firmware:
702 702  
703 -* (Recommanded way) OTA firmware update via wireless:  **[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]]**
719 +* (Recommanded way) OTA firmware update via wireless:  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]]
704 704  
705 705  * Update through UART TTL interface: **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**.
706 706  
707 -
708 708  = 6. FAQ =
709 709  
710 -== 6.1  What is the frequency plan for DDS20-LB? ==
725 +== 6.1  What is the frequency plan for DDS45-LB? ==
711 711  
712 712  
713 -DDS20-LB use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]]
728 +DDS45-LB use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]]
714 714  
715 715  
716 -== 6.2  Can I use DDS20-LB in condensation environment? ==
731 +== 6.2  Can I use DDS45-LB in condensation environment? ==
717 717  
718 718  
719 -DDS20-LB is not suitable to be used in condensation environment. Condensation on the DDS20-LB probe will affect the reading and always got 0.
734 +DDS45-LB is not suitable to be used in condensation environment. Condensation on the DDS45-LB probe will affect the reading and always got 0.
720 720  
721 721  
722 722  = 7.  Trouble Shooting =
... ... @@ -733,20 +733,41 @@
733 733  In the case if user can see the console output but can't type input to the device. Please check if you already include the (% style="color:blue" %)**ENTER**(%%) while sending out the command. Some serial tool doesn't send (% style="color:blue" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string.
734 734  
735 735  
736 -== 7.3  Why i always see 0x0000 or 0 for the distance value? ==
751 +== 7.3  Why does the sensor reading show 0 or "No sensor" ==
737 737  
738 738  
739 -(((
740 -LDDS20 has a strict [[**installation requirement**>>||anchor="H1.5A0InstallDDS20-LB"]]. Please make sure the installation method exactly follows up with the installation requirement. Otherwise, the reading might be always 0x00.
754 +~1. The measurement object is very close to the sensor, but in the blind spot of the sensor.
741 741  
742 -If you have followed the instruction requirement exactly but still see the 0x00 reading issue, please. please double-check the decoder, you can check the raw payload to verify.
743 -)))
756 +2. Sensor wiring is disconnected
744 744  
758 +3. Not using the correct decoder
745 745  
760 +
761 +== 7.4  Abnormal readings The gap between multiple readings is too large or the gap between the readings and the actual value is too large ==
762 +
763 +
764 +1) Please check if there is something on the probe affecting its measurement (condensed water, volatile oil, etc.)
765 +
766 +2) Does it change with temperature, temperature will affect its measurement
767 +
768 +3) If abnormal data occurs, you can turn on DEBUG mode, Please use downlink or AT COMMAN to enter DEBUG mode.
769 +
770 +downlink command: (% style="color:blue" %)**F1 01**(%%), AT command: (% style="color:blue" %)**AT+DDEBUG=1**
771 +
772 +4) After entering the debug mode, it will send 20 pieces of data at a time, and you can send its uplink to us for analysis
773 +
774 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20230113135125-2.png?width=1057&height=136&rev=1.1||alt="image-20230113135125-2.png"]]
775 +
776 +
777 +Its original payload will be longer than other data. Even though it is being parsed, it can be seen that it is abnormal data.
778 +
779 +Please send the data to us for check.
780 +
781 +
746 746  = 8. Order Info =
747 747  
748 748  
749 -Part Number: (% style="color:blue" %)**DDS20-LB-XXX**
785 +Part Number: (% style="color:blue" %)**DDS45-LB-XXX**
750 750  
751 751  (% style="color:red" %)**XXX**(%%): **The default frequency band**
752 752  
... ... @@ -771,7 +771,7 @@
771 771  
772 772  (% style="color:#037691" %)**Package Includes**:
773 773  
774 -* DDS20-LB LoRaWAN Ultrasonic Liquid Level Sensor x 1
810 +* DDS45-LB LoRaWAN Distance Detection Sensor x 1
775 775  
776 776  (% style="color:#037691" %)**Dimension and weight**:
777 777