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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 79.6
edited by Xiaoling
on 2023/06/13 14:47
Change comment: There is no comment for this version
To version 79.10
edited by Xiaoling
on 2023/06/13 14:54
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -95,7 +95,6 @@
95 95  ** Pure non metal material: <10 mm
96 96  * Pure liquid without irregular deposition.(% style="display:none" %)
97 97  
98 -
99 99  == 1.5 Install DDS20-LB ==
100 100  
101 101  
... ... @@ -188,11 +188,11 @@
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.
190 +(% 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.
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.
194 +(% 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.
196 196  )))
197 197  
198 198  
... ... @@ -204,7 +204,6 @@
204 204  * Smart liquefied gas solution.
205 205  
206 206  
207 -
208 208  == 1.7 Precautions ==
209 209  
210 210  
... ... @@ -214,7 +214,6 @@
214 214  
215 215  * 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" %)
216 216  
217 -
218 218  == 1.8 Sleep mode and working mode ==
219 219  
220 220  
... ... @@ -363,7 +363,7 @@
363 363  [[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
364 364  )))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
365 365  
366 -[[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"]]
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"]]
367 367  
368 368  
369 369  === 2.3.1  Battery Info ===
... ... @@ -380,17 +380,17 @@
380 380  
381 381  
382 382  (((
383 -Get the distance. Flat object range 30mm - 4500mm.
380 +Get the distance. Flat object range 20mm - 2000mm.
384 384  )))
385 385  
386 386  (((
387 -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" %)** **
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" %)** **
388 388  
389 -(% style="color:blue" %)**0B05(H) = 2821 (D) = 2821 mm.**
386 +(% style="color:blue" %)**0605(H) = 1541 (D) = 1541 mm.**
390 390  )))
391 391  
392 392  * If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
393 -* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
390 +* If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
394 394  
395 395  === 2.3.3  Interrupt Pin ===
396 396  
... ... @@ -708,16 +708,16 @@
708 708  
709 709  = 6. FAQ =
710 710  
711 -== 6.1  What is the frequency plan for DDS45-LB? ==
708 +== 6.1  What is the frequency plan for DDS20-LB? ==
712 712  
713 713  
714 -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"]]
711 +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"]]
715 715  
716 716  
717 -== 6.2  Can I use DDS45-LB in condensation environment? ==
714 +== 6.2  Can I use DDS20-LB in condensation environment? ==
718 718  
719 719  
720 -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.
717 +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.
721 721  
722 722  
723 723  = 7.  Trouble Shooting =
... ... @@ -734,41 +734,20 @@
734 734  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.
735 735  
736 736  
737 -== 7.3  Why does the sensor reading show 0 or "No sensor" ==
734 +== 7.3  Why i always see 0x0000 or 0 for the distance value? ==
738 738  
739 739  
740 -~1. The measurement object is very close to the sensor, but in the blind spot of the sensor.
737 +(((
738 +LDDS20 has a strict [[**installation requirement**>>||anchor="H1.5A0InstallLDDS20"]]. Please make sure the installation method exactly follows up with the installation requirement. Otherwise, the reading might be always 0x00.
741 741  
742 -2. Sensor wiring is disconnected
740 +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.
741 +)))
743 743  
744 -3. Not using the correct decoder
745 745  
746 -
747 -== 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 ==
748 -
749 -
750 -1) Please check if there is something on the probe affecting its measurement (condensed water, volatile oil, etc.)
751 -
752 -2) Does it change with temperature, temperature will affect its measurement
753 -
754 -3) If abnormal data occurs, you can turn on DEBUG mode, Please use downlink or AT COMMAN to enter DEBUG mode.
755 -
756 -downlink command: (% style="color:blue" %)**F1 01**(%%), AT command: (% style="color:blue" %)**AT+DDEBUG=1**
757 -
758 -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
759 -
760 -[[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"]]
761 -
762 -
763 -Its original payload will be longer than other data. Even though it is being parsed, it can be seen that it is abnormal data.
764 -
765 -Please send the data to us for check.
766 -
767 -
768 768  = 8. Order Info =
769 769  
770 770  
771 -Part Number: (% style="color:blue" %)**DDS45-LB-XXX**
747 +Part Number: (% style="color:blue" %)**DDS20-LB-XXX**
772 772  
773 773  (% style="color:red" %)**XXX**(%%): **The default frequency band**
774 774  
... ... @@ -788,12 +788,14 @@
788 788  
789 789  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
790 790  
767 +
768 +
791 791  = 9. ​Packing Info =
792 792  
793 793  
794 794  (% style="color:#037691" %)**Package Includes**:
795 795  
796 -* DDS45-LB LoRaWAN Distance Detection Sensor x 1
774 +* DDS20-LB LoRaWAN Ultrasonic Liquid Level Sensor x 1
797 797  
798 798  (% style="color:#037691" %)**Dimension and weight**:
799 799  
... ... @@ -805,6 +805,8 @@
805 805  
806 806  * Weight / pcs : g
807 807  
786 +
787 +
808 808  = 10. Support =
809 809  
810 810