Changes for page LMDS200 -- LoRaWAN Microwave Radar Distance Sensor User Manual
Last modified by Mengting Qiu on 2024/03/07 08:41
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... ... @@ -57,6 +57,8 @@ 57 57 * IP66 Waterproof Enclosure 58 58 * 4000mAh or 8500mAh Battery for long term use 59 59 60 + 61 + 60 60 == 1.3 Specification == 61 61 62 62 === 1.3.1 Rated environmental conditions === ... ... @@ -71,15 +71,20 @@ 71 71 72 72 === 1.3.2 Effective measurement range Reference beam pattern === 73 73 74 -**(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.** [[image:image-20220610155021-2.png||height="440" width="1189"]]76 +**(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.** 75 75 76 76 77 77 78 - **(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.[[image:image-20220610155021-3.png||height="437" width="1192"]]80 +[[image:1654852253176-749.png]] 79 79 80 -(% style="display:none" %) (%%) 81 81 83 +**(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.** 82 82 85 + 86 +[[image:1654852175653-550.png]](% style="display:none" %) ** ** 87 + 88 + 89 + 83 83 == 1.5 Applications == 84 84 85 85 * Horizontal distance measurement ... ... @@ -92,6 +92,8 @@ 92 92 * Sewer 93 93 * Bottom water level monitoring 94 94 102 + 103 + 95 95 == 1.6 Pin mapping and power on == 96 96 97 97 ... ... @@ -98,6 +98,7 @@ 98 98 [[image:1654847583902-256.png]] 99 99 100 100 110 + 101 101 = 2. Configure LDDS75 to connect to LoRaWAN network = 102 102 103 103 == 2.1 How it works == ... ... @@ -111,6 +111,7 @@ 111 111 ))) 112 112 113 113 124 + 114 114 == 2.2 Quick guide to connect to LoRaWAN server (OTAA) == 115 115 116 116 ((( ... ... @@ -243,6 +243,7 @@ 243 243 0x01: Interrupt Uplink Packet. 244 244 245 245 257 + 246 246 === 2.3.4 DS18B20 Temperature sensor === 247 247 248 248 This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature. ... ... @@ -329,6 +329,7 @@ 329 329 ))) 330 330 331 331 344 + 332 332 === 2.6.1 EU863-870 (EU868) === 333 333 334 334 ((( ... ... @@ -525,7 +525,6 @@ 525 525 526 526 527 527 528 - 529 529 === 2.6.4 AU915-928(AU915) === 530 530 531 531 ((( ... ... @@ -682,7 +682,6 @@ 682 682 683 683 684 684 685 - 686 686 === 2.6.6 KR920-923 (KR920) === 687 687 688 688 ((( ... ... @@ -755,7 +755,6 @@ 755 755 756 756 757 757 758 - 759 759 === 2.6.7 IN865-867 (IN865) === 760 760 761 761 ((( ... ... @@ -792,18 +792,22 @@ 792 792 793 793 794 794 795 - 796 796 == 2.7 LED Indicator == 797 797 798 -The L LDS12has an internal LED which is to show the status of different state.807 +The LDDS75 has an internal LED which is to show the status of different state. 799 799 800 -* The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected. 809 + 810 +* Blink once when device power on. 811 +* The device detects the sensor and flashes 5 times. 812 +* Solid ON for 5 seconds once device successful Join the network. 801 801 * Blink once when device transmit a packet. 802 802 815 + 816 + 803 803 == 2.8 Firmware Change Log == 804 804 805 805 806 -**Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/L LDS12/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LLDS12/Firmware/]]820 +**Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]] 807 807 808 808 809 809 **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] ... ... @@ -810,6 +810,46 @@ 810 810 811 811 812 812 827 +== 2.9 Mechanical == 828 + 829 + 830 +[[image:image-20220610172003-1.png]] 831 + 832 +[[image:image-20220610172003-2.png]] 833 + 834 + 835 +== 2.10 Battery Analysis == 836 + 837 +=== 2.10.1 Battery Type === 838 + 839 +The LDDS75 battery is a combination of a 4000mAh or 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is non-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter. 840 + 841 + 842 +The battery related documents as below: 843 + 844 +* ((( 845 +[[ Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]], 846 +))) 847 +* ((( 848 +[[Lithium-Thionyl Chloride Battery datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]], 849 +))) 850 +* ((( 851 +[[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC_1520_datasheet.jpg]], [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC1520%20Technical%20Specification20171123.pdf]] 852 +))) 853 + 854 + [[image:image-20220610172400-3.png]] 855 + 856 + 857 + 858 +=== 2.10.2 Replace the battery === 859 + 860 +You can change the battery in the LDDS75.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board. 861 + 862 + 863 +The default battery pack of LDDS75 includes a ER18505 plus super capacitor. If user can’t find this pack locally, they can find ER18505 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes) 864 + 865 + 866 + 813 813 = 3. LiDAR ToF Measurement = 814 814 815 815 == 3.1 Principle of Distance Measurement ==
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