Skip to Content
Last modified by Mengting Qiu on 2023/12/14 11:15
From version 79.4
edited by Xiaoling
on 2023/06/13 14:39
Change comment: There is no comment for this version
To version 76.1
edited by Xiaoling
on 2023/06/13 14:01
Change comment: Uploaded new attachment "image-20230613140115-3.png", version {1}

Summary

Details

Page properties
Content
... ... @@ -36,7 +36,7 @@
36 36  
37 37  Each DDS20-LB is pre-load with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect after power on.
38 38  
39 -[[image:image-20230613140115-3.png||height="453" width="800"]]
39 +[[image:image-20230613102459-3.png||height="476" width="855"]]
40 40  
41 41  
42 42  == 1.2 ​Features ==
... ... @@ -45,10 +45,10 @@
45 45  * LoRaWAN 1.0.3 Class A
46 46  * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
47 47  * Ultra-low power consumption
48 -* Liquid Level Measurement by Ultrasonic technology
49 -* Measure through container, No need to contact Liquid
50 -* Valid level range 20mm - 2000mm
51 -* Accuracy: ±(5mm+S*0.5%) (S: Measure Value)
48 +* Distance Detection by Ultrasonic technology
49 +* Flat object range 30mm - 4500mm
50 +* Accuracy: ±(1cm+S*0.3%) (S: Distance)
51 +* Measure Angle: 60°
52 52  * Cable Length : 25cm
53 53  * Support Bluetooth v5.1 and LoRaWAN remote configure
54 54  * Support wireless OTA update firmware
... ... @@ -57,6 +57,7 @@
57 57  * IP66 Waterproof Enclosure
58 58  * 8500mAh Battery for long term use
59 59  
60 +
60 60  == 1.3 Specification ==
61 61  
62 62  
... ... @@ -85,145 +85,71 @@
85 85  * Sleep Mode: 5uA @ 3.3v
86 86  * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
87 87  
88 -== 1.4 Suitable Container & Liquid ==
89 89  
90 +== 1.4 Rated environmental conditions ==
90 90  
91 -* Solid Wall container such as: steel, iron, glass, ceramics, non-foaming plastics etc.
92 -* Container shape is regular, and surface is smooth.
93 -* Container Thickness:
94 -** Pure metal material.  2~~8mm, best is 3~~5mm
95 -** Pure non metal material: <10 mm
96 -* Pure liquid without irregular deposition.(% style="display:none" %)
97 97  
93 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:500px" %)
94 +|(% style="background-color:#d9e2f3; color:#0070c0; width:163px" %)**Item**|(% style="background-color:#d9e2f3; color:#0070c0; width:90px" %)(((
95 +**Minimum value**
96 +)))|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)(((
97 +**Typical value**
98 +)))|(% style="background-color:#d9e2f3; color:#0070c0; width:87px" %)(((
99 +**Maximum value**
100 +)))|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**Unit**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**Remarks**
101 +|(% style="width:174px" %)Storage temperature|(% style="width:86px" %)-25|(% style="width:66px" %)25|(% style="width:90px" %)80|(% style="width:48px" %)℃|(% style="width:203px" %)
102 +|(% style="width:174px" %)Storage humidity|(% style="width:86px" %) |(% style="width:66px" %)65%|(% style="width:90px" %)90%|(% style="width:48px" %)RH|(% style="width:203px" %)(1)
103 +|(% style="width:174px" %)Operating temperature|(% style="width:86px" %)-15|(% style="width:66px" %)25|(% style="width:90px" %)60|(% style="width:48px" %)℃|(% style="width:203px" %)
104 +|(% style="width:174px" %)Working humidity|(% style="width:86px" %)(((
105 +
98 98  
99 -== 1.5 Install DDS20-LB ==
107 +
108 +)))|(% style="width:66px" %)65%|(% style="width:90px" %)80%|(% style="width:48px" %)RH|(% style="width:203px" %)(1)
100 100  
101 -
102 -(% style="color:blue" %)**Step 1**(%%):  Choose the installation point.
103 -
104 -DDS20-LB (% style="color:red" %)**MUST**(%%) be installed on the container bottom middle position.
105 -
106 -[[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-20220615091045-3.png?rev=1.1||alt="image-20220615091045-3.png"]]
107 -
108 -
109 109  (((
110 -(% style="color:blue" %)**Step 2**(%%):  Polish the installation point.
111 -)))
111 +(% style="color:red" %)**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);       **
112 112  
113 -(((
114 -For Metal Surface with paint, it is important to polish the surface, first use crude sand paper to polish the paint level , then use exquisite sand paper to polish the metal level to make it shine & smooth.
115 -)))
113 +(% style="color:red" %)** b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)**
116 116  
117 -[[image:image-20230613143052-5.png]]
118 -
119 -
120 -No polish needed if the container is shine metal surface without paint or non-metal container.
121 -
122 -[[image:image-20230613143125-6.png]]
123 -
124 -
125 -(((
126 -(% style="color:blue" %)**Step3:   **(%%)Test the installation point.
115 +
127 127  )))
128 128  
129 -(((
130 -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.
131 -)))
118 +== 1.5 Effective measurement range Reference beam pattern ==
132 132  
133 -(((
134 -It is necessary to put the coupling paste between the sensor and the container, otherwise DDS20-LB won't detect the liquid level.
135 -)))
136 136  
137 -(((
138 -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.
139 -)))
121 +(% style="color:blue" %)**1. The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**
140 140  
123 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654852253176-749.png?rev=1.1||alt="1654852253176-749.png"]]
141 141  
142 -(((
143 -(% style="color:red" %)**LED Status:**
144 -)))
145 145  
146 -* (((
147 -Onboard LED: When power on device, the onboard LED will fast blink 4 times which means detect the sensor well.
148 -)))
126 +(% style="color:blue" %)**2. The object to be tested is a "corrugated cardboard box" perpendicular to the central axis of 0 °, and the length * width is 60cm * 50cm.**
149 149  
150 -* (((
151 -(% style="color:blue" %)**BLUE LED**(% style="color:red" %)** always ON**(%%): Sensor is power on but doesn't detect liquid. There is problem in installation point.
152 -)))
153 -* (((
154 -(% style="color:blue" %)**BLUE LED**(% style="color:red" %)** slowly blinking**(%%): Sensor detects Liquid Level, The installation point is good.
155 -)))
128 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654852175653-550.png?rev=1.1||alt="1654852175653-550.png"]]
156 156  
157 -(((
158 -LDDS20 will enter into low power mode at 30 seconds after system reset or power on, Blue LED will be off after that.
159 -)))
160 160  
161 -
162 -(((
163 -(% style="color:red" %)**Note 2:**
164 -)))
165 -
166 -(((
167 -(% 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.
168 -)))
169 -
170 -
171 -(((
172 -(% style="color:blue" %)**Step4:   **(%%)Install use Epoxy ab glue.
173 -)))
174 -
175 -(((
176 -Prepare Eproxy AB glue.
177 -)))
178 -
179 -(((
180 -Put Eproxy AB glue in the sensor and press it hard on the container installation point.
181 -)))
182 -
183 -(((
184 -Reset DDS20-LB and see if the BLUE LED is slowly blinking.
185 -)))
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"]]
188 -
189 -
190 -(((
191 -(% style="color:red" %)**Note 1:**(%%) Eproxy AB glue needs 3~~ 5 minutes to stable attached. we can use other glue material to keep it in the position.
192 -)))
193 -
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.
196 -)))
197 -
198 -
199 199  == 1.6 Applications ==
200 200  
201 201  
202 -* Smart liquid control solution.
134 +* Horizontal distance measurement
135 +* Liquid level measurement
136 +* Parking management system
137 +* Object proximity and presence detection
138 +* Intelligent trash can management system
139 +* Robot obstacle avoidance
140 +* Automatic control
141 +* Sewer
142 +* Bottom water level monitoring
203 203  
204 -* Smart liquefied gas solution.
205 205  
145 +== 1.7 Sleep mode and working mode ==
206 206  
207 207  
208 -== 1.7 Precautions ==
209 -
210 -
211 -* 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.
212 -
213 -* 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.
214 -
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 -
217 -
218 -== 1.8 Sleep mode and working mode ==
219 -
220 -
221 221  (% style="color:blue" %)**Deep Sleep Mode: **(%%)Sensor doesn't have any LoRaWAN activate. This mode is used for storage and shipping to save battery life.
222 222  
223 223  (% style="color:blue" %)**Working Mode:** (%%)In this mode, Sensor will work as LoRaWAN Sensor to Join LoRaWAN network and send out sensor data to server. Between each sampling/tx/rx periodically, sensor will be in IDLE mode), in IDLE mode, sensor has the same power consumption as Deep Sleep mode.
224 224  
225 225  
226 -== 1.9 Button & LEDs ==
153 +== 1.8 Button & LEDs ==
227 227  
228 228  
229 229  [[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675071855856-879.png]]
... ... @@ -242,11 +242,13 @@
242 242  )))
243 243  |(% style="width:167px" %)Fast press ACT 5 times.|(% style="width:117px" %)Deactivate Device|(% style="width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means device is in Deep Sleep Mode.
244 244  
245 -== 1.10 BLE connection ==
246 246  
173 +== 1.9 BLE connection ==
247 247  
248 -DDS20-LB support BLE remote configure.
249 249  
176 +DDS45-LB support BLE remote configure.
177 +
178 +
250 250  BLE can be used to configure the parameter of sensor or see the console output from sensor. BLE will be only activate on below case:
251 251  
252 252  * Press button to send an uplink
... ... @@ -256,12 +256,12 @@
256 256  If there is no activity connection on BLE in 60 seconds, sensor will shut down BLE module to enter low power mode.
257 257  
258 258  
259 -== 1.11 Pin Definitions ==
188 +== 1.10 Pin Definitions ==
260 260  
261 261  [[image:image-20230523174230-1.png]]
262 262  
263 263  
264 -== 1.12 Mechanical ==
193 +== 1.11 Mechanical ==
265 265  
266 266  
267 267  [[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143884058-338.png]]
... ... @@ -275,14 +275,11 @@
275 275  
276 276  (% style="color:blue" %)**Probe Mechanical:**
277 277  
278 -[[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-20220615090910-1.png?rev=1.1||alt="image-20220615090910-1.png"]]
207 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS45%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654915562090-396.png?rev=1.1||alt="1654915562090-396.png"]]
279 279  
280 280  
281 -[[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-20220615090910-2.png?rev=1.1||alt="image-20220615090910-2.png"]]
210 += 2. Configure DDS45-LB to connect to LoRaWAN network =
282 282  
283 -
284 -= 2. Configure DDS20-LB to connect to LoRaWAN network =
285 -
286 286  == 2.1 How it works ==
287 287  
288 288  
... ... @@ -297,7 +297,7 @@
297 297  
298 298  The LPS8v2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
299 299  
300 -[[image:image-20230613140140-4.png||height="453" width="800"]](% style="display:none" %)
226 +[[image:image-20230613102426-2.png||height="476" width="855"]](% style="display:none" %)
301 301  
302 302  
303 303  (% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from DDS45-LB.
... ... @@ -392,6 +392,7 @@
392 392  * If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
393 393  * If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
394 394  
321 +
395 395  === 2.3.3  Interrupt Pin ===
396 396  
397 397  
... ... @@ -582,6 +582,7 @@
582 582  
583 583  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
584 584  
512 +
585 585  == 3.2 General Commands ==
586 586  
587 587  
... ... @@ -644,6 +644,7 @@
644 644  Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds 
645 645  )))
646 646  
575 +
647 647  === 3.3.2 Set Interrupt Mode ===
648 648  
649 649  
... ... @@ -678,6 +678,7 @@
678 678  
679 679  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
680 680  
610 +
681 681  = 4. Battery & Power Consumption =
682 682  
683 683  
... ... @@ -706,6 +706,7 @@
706 706  
707 707  * 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]]**.
708 708  
639 +
709 709  = 6. FAQ =
710 710  
711 711  == 6.1  What is the frequency plan for DDS45-LB? ==
... ... @@ -788,6 +788,7 @@
788 788  
789 789  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
790 790  
722 +
791 791  = 9. ​Packing Info =
792 792  
793 793  
... ... @@ -805,6 +805,7 @@
805 805  
806 806  * Weight / pcs : g
807 807  
740 +
808 808  = 10. Support =
809 809  
810 810  
image-20230613140140-4.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Xiaoling
Size
... ... @@ -1,1 +1,0 @@
1 -92.1 KB
Content
image-20230613143052-5.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Xiaoling
Size
... ... @@ -1,1 +1,0 @@
1 -21.8 KB
Content
image-20230613143125-6.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Xiaoling
Size
... ... @@ -1,1 +1,0 @@
1 -24.7 KB
Content