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Last modified by Mengting Qiu on 2024/09/05 17:35

From 84.17 to 84.16 From 86.6 to 86.5

From version 86.5

edited by Xiaoling
on 2023/09/12 10:52

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To version 84.17

edited by Xiaoling
on 2023/09/11 15:46

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- image-20230912102813-2.png

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Title

@@ -1,1 +1,1 @@
--DDS45-NB -- NB-IoT Distance Detection Sensor User Manual
++DDS20-NB -- NB-IoT Ultrasonic Liquid Level Sensor User Manual

Content

@@ -1,14 +1,7 @@
  (% style="text-align:center" %)
--[[image:image-20230912085600-1.png||height="519" width="731"]]
++[[image:image-20230911134259-1.png||height="570" width="570"]]
--
--
--
--
--
--
--
  **Table of Contents:**
  {{toc/}}
@@ -20,33 +20,36 @@
  = 1. Introduction =
--== 1.1 What is DDS45-NB NB-IoT Distance Detection Sensor ==
++== 1.1 What is DDS20-NB NB-IoT Ultrasonic liquid level Sensor ==
--The Dragino DDS45-NB is a (% style="color:blue" %)** NB-IoT Distance Detection Sensor**(%%) for Internet of Things solution. It is used to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses (% style="color:blue" %)** ultrasonic sensing technology**(%%) for distance measurement, and (% style="color:blue" %)** temperature compensation**(%%) is performed internally to improve the reliability of data. The DDS45-NB can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc.
++The Dragino DDS20-NB is a (% style="color:blue" %)**NB-IoT Ultrasonic liquid level sensor**(%%) for Internet of Things solution. It uses (% style="color:blue" %)**none-contact method **(%%)to measure the (% style="color:blue" %)**height of liquid**(%%) in a container without opening the container, and send IoT platform via NB-IoT network.
--It detects the distance (% style="color:blue" %)** between the measured object and the sensor**(%%), and and send IoT platform via NB-IoT network.
++The DDS20-NB sensor is installed directly below the container to detect the height of the liquid level. User doesn't need to open a hole on the container to be tested. The none-contact measurement makes the measurement safety, easier and possible for some strict situation.
--DDS45-NB supports different uplink methods including (% style="color:blue" %)**MQTT, MQTTs, UDP & TCP**(%%) for different application requirement, and support uplinks to various IoT Servers.
++DDS20-NB uses (% style="color:blue" %)**ultrasonic sensing technology**(%%) for distance measurement. DDS20-NB is of high accuracy to measure various liquid such as: (% style="color:blue" %)**toxic substances**, **strong acids**, **strong alkalis**(%%) and (% style="color:blue" %)**various pure liquids**(%%) in high-temperature and high-pressure airtight containers.
--DDS45-NB (% style="color:blue" %)**supports BLE configure **(%%)and(% style="color:blue" %)** OTA update**(%%) which make user easy to use.
++DDS20-NB supports different uplink methods including (% style="color:blue" %)**MQTT, MQTTs, UDP & TCP**(%%) for different application requirement, and support uplinks to various IoT Servers.
--DDS45-NB is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long-term use up to severa years.
++DDS20-NB (% style="color:blue" %)**supports BLE configure **(%%)and(% style="color:blue" %)** OTA update**(%%) which make user easy to use.
--DDS45-NB has optional built-in SIM card and default IoT server connection version. Which makes it works with simple configuration.
++DDS20-NB is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long-term use up to severa years.
--[[image:image-20230912102813-2.png||height="320" width="923"]]
++DDS20-NB has optional built-in SIM card and default IoT server connection version. Which makes it works with simple configuration.
++[[image:image-20230911140426-2.png||height="320" width="951"]]
++
++
  == 1.2 Features ==
  * NB-IoT Bands: B1/B2/B3/B4/B5/B8/B12/B13/B17/B18/B19/B20/B25/B28/B66/B70/B85 @H-FDD
  * Ultra-low power consumption
--* Distance Detection by Ultrasonic technology
--* Flat object range 30mm - 4500mm
--* Accuracy: ±(1cm+S*0.3%) (S: Distance)
--* Measure Angle: 60°
++* Liquid Level Measurement by Ultrasonic technology
++* Measure through container, No need to contact Liquid
++* Valid level range 20mm - 2000mm
++* Accuracy: ±(5mm+S*0.5%) (S: Measure Value)
  * Multiply Sampling and one uplink
  * Support Bluetooth v5.1 remote configure and update firmware
  * Uplink on periodically
@@ -100,64 +100,144 @@
  * STOP Mode: 10uA @ 3.3v
  * Max transmit power: 350mA@3.3v
--== 1.4 Rated environmental conditions ==
++== 1.4 Suitable Container & Liquid ==
--(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:500px" %)
--|(% style="background-color:#4f81bd; color:white; width:163px" %)**Item**|(% style="background-color:#4f81bd; color:white; width:90px" %)**Minimum value**|(% style="background-color:#4f81bd; color:white; width:70px" %)**Typical value**|(% style="background-color:#4f81bd; color:white; width:87px" %)**Maximum value**|(% style="background-color:#4f81bd; color:white; width:40px" %)**Unit**|(% style="background-color:#4f81bd; color:white; width:50px" %)**Remarks**
--|(% style="width:174px" %)Storage temperature|(% style="width:86px" %)-25|(% style="width:66px" %)25|(% style="width:90px" %)80|(% style="width:48px" %)℃|(% style="width:203px" %)
--|(% style="width:174px" %)Storage humidity|(% style="width:86px" %) |(% style="width:66px" %)65%|(% style="width:90px" %)90%|(% style="width:48px" %)RH|(% style="width:203px" %)(1)
--|(% style="width:174px" %)Operating temperature|(% style="width:86px" %)-15|(% style="width:66px" %)25|(% style="width:90px" %)60|(% style="width:48px" %)℃|(% style="width:203px" %)
--|(% style="width:174px" %)Working humidity|(% style="width:86px" %)(((
--
++* Solid Wall container such as: steel, iron, glass, ceramics, non-foaming plastics etc.
++* Container shape is regular, and surface is smooth.
++* Container Thickness:
++** Pure metal material.  2~~8mm, best is 3~~5mm
++** Pure non metal material: <10 mm
++* Pure liquid without irregular deposition.
--
--)))|(% style="width:66px" %)65%|(% style="width:90px" %)80%|(% style="width:48px" %)RH|(% style="width:203px" %)(1)
++(% style="display:none" %)
++== 1.5 Install DDS20-NB ==
++
++
++(% style="color:blue" %)**Step 1**(%%):  ** Choose the installation point.**
++
++DDS20-NB (% style="color:red" %)**MUST**(%%) be installed on the container bottom middle position.
++
++[[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"]]
++
++
  (((
--(% style="color:red" %)**Remarks: (1)  a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);       **
++(% style="color:blue" %)**Step 2**(%%):   **Polish the installation point.**
++)))
--(% 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)**
++(((
++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.
++)))
--
++[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DDS20-LB_LoRaWAN_Ultrasonic_Liquid_Level_Sensor_User_Manual/WebHome/image-20230613143052-5.png?rev=1.1||alt="image-20230613143052-5.png"]]
++
++
++No polish needed if the container is shine metal surface without paint or non-metal container.
++
++[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DDS20-LB_LoRaWAN_Ultrasonic_Liquid_Level_Sensor_User_Manual/WebHome/image-20230613143125-6.png?rev=1.1||alt="image-20230613143125-6.png"]]
++
++
++(((
++(% style="color:blue" %)**Step3:   **(%%)**Test the installation point.**
  )))
--== 1.5 Effective measurement range Reference beam pattern ==
++(((
++Power on DDS20-NB, 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.
++)))
++(((
++It is necessary to put the coupling paste between the sensor and the container, otherwise DDS20-NB won't detect the liquid level.
++)))
--(% 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.**
++(((
++After paste the DDS20-NB well, power on DDS20-NB. 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.
++)))
--[[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"]]
++(((
++(% style="color:blue" %)**LED Status:**
++)))
--(% 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.**
++* (((
++**Onboard LED**: When power on device, the onboard LED will fast blink 4 times which means detect the sensor well.
++)))
--[[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"]]
++* (((
++(% 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.
++)))
++* (((
++(% style="color:blue" %)**BLUE LED**(% style="color:red" %)** slowly blinking**(%%): Sensor detects Liquid Level, The installation point is good.
++)))
++(((
++DDS20-NB will enter into low power mode at 30 seconds after system reset or power on, Blue LED will be off after that.
++)))
++
++(((
++(% style="color:red" %)**Note :**(%%)** (% style="color:blue" %)Ultrasonic coupling paste(%%)**(% style="color:blue" %) (%%) is subjected in most shipping way. So the default package doesn't include it and user needs to purchase locally.
++)))
++
++
++(((
++(% style="color:blue" %)**Step4:   **(%%)**Install use Epoxy ab glue.**
++)))
++
++(((
++Prepare Eproxy AB glue.
++)))
++
++(((
++Put Eproxy AB glue in the sensor and press it hard on the container installation point.
++)))
++
++(((
++Reset DDS20-NB and see if the BLUE LED is slowly blinking.
++)))
++
++[[image:image-20230809172509-1.png]]
++
++(((
++(% style="color:red" %)**Note :**(% style="color:red; display:none" %)** **
++
++(% style="color:red" %)**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.
++)))
++
++(((
++(% style="color:red" %)**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.
++)))
++
++
  == 1.6 Applications ==
--* Horizontal distance measurement
--* Liquid level measurement
--* Parking management system
--* Object proximity and presence detection
--* Intelligent trash can management system
--* Robot obstacle avoidance
--* Automatic control
--* Sewer
--* Bottom water level monitoring
++* Smart liquid control solution
++* Smart liquefied gas solution
--== 1.7 Sleep mode and working mode ==
++== 1.7 Precautions ==
++* 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.
++
++* 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.
++
++* 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" %)
++
++
++
++== 1.8 Sleep mode and working mode ==
++
++
  (% 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.
  (% 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.
--== 1.8 Button & LEDs ==
++== 1.9 Button & LEDs ==
  [[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675071855856-879.png]]
@@ -246,10 +246,10 @@
  Below shows the network structure:
--[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DDS45-NB_NB-IoT_Distance_Detection_Sensor_User_Manual/WebHome/image-20230912102813-2.png?width=923&height=320&rev=1.1||alt="image-20230912102813-2.png"]]
++[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DDS20-NB_NB-IoT_Ultrasonic_Liquid_Level_Sensor_User_Manual/WebHome/image-20230911140426-2.png?width=951&height=320&rev=1.1||alt="image-20230911140426-2.png"]]
--There are two version: (% style="color:blue" %)**-GE**(%%) and (% style="color:blue" %)**-1D**(%%) version of DDS45-NB.
++There are two version: (% style="color:blue" %)**-GE**(%%) and (% style="color:blue" %)**-1D**(%%) version of DDS20-NB.
  (% style="color:blue" %)**GE Version**(%%): This version doesn't include SIM card or point to any IoT server. User needs to use AT Commands to configure below two steps to set DDS20-NB send data to IoT server.
@@ -390,12 +390,11 @@
  (% style="color:#4472c4" %)**field1=27.9&field2=49.9&field3=3.23&field4=28**
--
  == 2.3  Uplink Payload ==
  (((
--DDS20-NB will uplink payload via LoRaWAN with below payload format:
++DDS20-LB will uplink payload via LoRaWAN with below payload format:
  )))
  (((
@@ -404,29 +404,99 @@
  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
  |=(% style="width: 95px; background-color:#4F81BD;color:white" %)Size(bytes)|=(% style="width: 61px; background-color:#4F81BD;color:white" %)2|=(% style="background-color:#4F81BD;color:white" %)2|=(% style="background-color:#4F81BD;color:white" %)1|=(% style="background-color:#4F81BD;color:white" %)2|=(% style="background-color:#4F81BD;color:white" %)1
--|(% style="width:95px" %)Value|(% style="width:61px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
--[[Distance>>||anchor="H2.3.2A0Distance"]]
++|(% style="width:95px" %)Value|(% style="width:61px" %)[[BAT>>||anchor="H2.3.2A0BatteryInfo"]]|(((
++[[Distance>>||anchor="H2.3.3A0Distance"]]
  (unit: mm)
--)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.3A0InterruptPin"]]|(((
--[[Temperature (Optional)>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
--)))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
++)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.4A0InterruptPin"]]|(((
++[[Temperature (Optional)>>||anchor="H2.3.5A0DS18B20Temperaturesensor"]]
++)))|[[Sensor Flag>>||anchor="H2.3.6A0SensorFlag"]]
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DDS20-LB_LoRaWAN_Ultrasonic_Liquid_Level_Sensor_User_Manual/WebHome/%E5%BE%AE%E4%BF%A1%E6%88%AA%E5%9B%BE_20230702135733.png?width=964&height=215&rev=1.1||alt="微信截图_20230702135733.png"]]
--=== 2.3.1  Battery Info ===
++=== 2.3.1 Device Status, FPORT~=5 ===
--Check the battery voltage for DDS20-NB.
++(((
++Users can use the downlink command(**0x26 01**) to ask DDS20-LB to send device configure detail, include device configure status. DDS20-LB will uplink a payload via FPort=5 to server.
++The Payload format is as below.
++)))
++
++(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:490px" %)
++|=(% colspan="6" style="background-color:#4F81BD;color:white" %)Device Status (FPORT=5)
++|(% style="width:60px" %)**Size(bytes)**|(% style="width:80px" %)**1**|(% style="width:140px" %)**2**|(% style="width:140px" %)**1**|(% style="width:70px" %)**1**|(% style="width:70px" %)**2**
++|(% style="width:94px" %)**Value**|(% style="width:68px" %)Sensor Model|(% style="width:80px" %)Firmware Version|(% style="width:86px" %)Frequency Band|(% style="width:61px" %)Sub-band|(% style="width:61px" %)BAT
++
++[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DDS20-LB_LoRaWAN_Ultrasonic_Liquid_Level_Sensor_User_Manual/WebHome/DDS20.png?width=1336&height=241&rev=1.1||alt="DDS20.png"]]
++
++
++(% style="color:#037691" %)**Sensor Model**(%%)**:** For DDS20-LB, this value is 0x29
++
++(% style="color:#037691" %)**Firmware Version**(%%)**:** 0x0100, Means: v1.0.0 version
++
++(% style="color:#037691" %)**Frequency Band**(%%)**:**
++
++0x01: EU868
++
++0x02: US915
++
++0x03: IN865
++
++0x04: AU915
++
++0x05: KZ865
++
++0x06: RU864
++
++0x07: AS923
++
++0x08: AS923-1
++
++0x09: AS923-2
++
++0x0a: AS923-3
++
++0x0b: CN470
++
++0x0c: EU433
++
++0x0d: KR920
++
++0x0e: MA869
++
++
++(% style="color:#037691" %)**Sub-Band**(%%)**:**
++
++AU915 and US915: value 0x00 ~~ 0x08
++
++CN470: value 0x0B ~~ 0x0C
++
++Other Bands: Always 0x00
++
++
++(% style="color:#037691" %)**Battery Info:**
++
++Check the battery voltage.
++
  Ex1: 0x0B45 = 2885mV
  Ex2: 0x0B49 = 2889mV
--=== 2.3.2  Distance ===
++=== 2.3.2  Battery Info ===
++Check the battery voltage for DDS20-LB.
++
++Ex1: 0x0B45 = 2885mV
++
++Ex2: 0x0B49 = 2889mV
++
++
++=== 2.3.3  Distance ===
++
++
  (((
  Get the distance. Flat object range 20mm - 2000mm.
  )))
@@ -441,7 +441,7 @@
  * If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
--=== 2.3.3  Interrupt Pin ===
++=== 2.3.4  Interrupt Pin ===
  This data field shows if this packet is generated by interrupt or not.
@@ -453,7 +453,7 @@
 x01: Interrupt Uplink Packet.
--=== 2.3.4  DS18B20 Temperature sensor ===
++=== 2.3.5  DS18B20 Temperature sensor ===
  This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
@@ -465,7 +465,7 @@
  If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
--=== 2.3.5  Sensor Flag ===
++=== 2.3.6  Sensor Flag ===
  (((
@@ -521,6 +521,7 @@
  * (% style="color:#037691" %)**AT+INTMOD=3  **(%%)  ~/~/ Trigger by rising edge
++
  = 3. Configure DDS20-NB =
  == 3.1 Configure Methods ==
@@ -629,7 +629,7 @@
  * Fix bugs.
--Firmware and changelog can be downloaded from : **[[Firmware download link>>https://www.dropbox.com/sh/nyzeu0lf0amcaek/AAC6UZrqyTcAyJgXOH7l9F9Ka?dl=0]]**
++Firmware and changelog can be downloaded from : **[[Firmware download link>>https://www.dropbox.com/sh/fhb3uyl4gt6clru/AAAiZVTFcxrfE1JOOyfcgO9ha?dl=0]]**
  Methods to Update Firmware:
@@ -653,11 +653,9 @@
  (((
--DDS20-NB has a strict [[**installation requirement**>>||anchor="H1.5A0InstallDDS20-NB"]]. Please make sure the installation method exactly follows up with the installation requirement. Otherwise, the reading might be always 0x00.
++DDS20-LB has a strict [[**installation requirement**>>||anchor="1.5A0InstallDDS20-LB"]]. Please make sure the installation method exactly follows up with the installation requirement. Otherwise, the reading might be always 0x00.
  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.
--
--
  )))
  = 8. Order Info =

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