Changes for page LDDS45 - LoRaWAN Distance Detection Sensor User Manual
Last modified by Mengting Qiu on 2025/02/26 15:04
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... ... @@ -20,51 +20,24 @@ 20 20 21 21 22 22 ((( 23 -((( 24 24 The Dragino LDDS75 is a (% style="color:#4472c4" %)** LoRaWAN 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:#4472c4" %)** ultrasonic sensing** (%%)technology for distance measurement, and (% style="color:#4472c4" %)** temperature compensation**(%%) is performed internally to improve the reliability of data. The LDDS75 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. 25 -))) 26 26 27 -((( 28 - 29 -))) 30 30 31 -((( 32 32 It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server. 33 -))) 34 34 35 -((( 36 - 37 -))) 38 38 39 -((( 40 40 The LoRa wireless technology used in LDDS75 allows device to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. 41 -))) 42 42 43 -((( 44 - 45 -))) 46 46 47 -((( 48 48 LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*. 49 -))) 50 50 51 -((( 52 - 53 -))) 54 54 55 -((( 56 56 Each LDDS75 pre-loads with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect if there is network coverage, after power on. 57 -))) 58 58 59 -((( 60 - 61 -))) 62 62 63 -((( 64 64 (% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors. 65 65 ))) 66 66 ))) 67 -))) 68 68 69 69 70 70 [[image:1654847051249-359.png]] ... ... @@ -86,7 +86,6 @@ 86 86 * IP66 Waterproof Enclosure 87 87 * 4000mAh or 8500mAh Battery for long term use 88 88 89 - 90 90 == 1.3 Specification == 91 91 92 92 === 1.3.1 Rated environmental conditions === ... ... @@ -93,12 +93,12 @@ 93 93 94 94 [[image:image-20220610154839-1.png]] 95 95 96 -((( 97 -**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing); 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)** 98 -))) 68 +**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);** 99 99 70 +**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)** 100 100 101 101 73 + 102 102 === 1.3.2 Effective measurement range Reference beam pattern === 103 103 104 104 **(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.** ... ... @@ -109,9 +109,7 @@ 109 109 110 110 111 111 112 -((( 113 113 **(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.** 114 -))) 115 115 116 116 117 117 [[image:1654852175653-550.png]](% style="display:none" %) ** ** ... ... @@ -131,7 +131,6 @@ 131 131 * Bottom water level monitoring 132 132 133 133 134 - 135 135 == 1.6 Pin mapping and power on == 136 136 137 137 ... ... @@ -178,17 +178,11 @@ 178 178 [[image:image-20220607170145-1.jpeg]] 179 179 180 180 181 -((( 182 182 For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI. 183 -))) 184 184 185 -((( 186 186 Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot: 187 -))) 188 188 189 -((( 190 190 **Add APP EUI in the application** 191 -))) 192 192 193 193 [[image:image-20220610161353-4.png]] 194 194 ... ... @@ -231,15 +231,11 @@ 231 231 == 2.3 Uplink Payload == 232 232 233 233 ((( 234 -((( 235 235 LDDS75 will uplink payload via LoRaWAN with below payload format: 236 -))) 237 237 238 -((( 239 239 Uplink payload includes in total 4 bytes. 240 240 Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance 241 241 ))) 242 -))) 243 243 244 244 ((( 245 245 ... ... @@ -282,6 +282,8 @@ 282 282 * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor. 283 283 * If the sensor value lower than 0x0118 (280mm), the sensor value will be invalid. Since v1.1.4, all value lower than 280mm will be set to 0x0014(20mm) which means the value is invalid. 284 284 244 + 245 + 285 285 === 2.3.3 Interrupt Pin === 286 286 287 287 This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3A0SetInterruptMode"]] for the hardware and software set up. ... ... @@ -851,6 +851,8 @@ 851 851 * Solid ON for 5 seconds once device successful Join the network. 852 852 * Blink once when device transmit a packet. 853 853 815 + 816 + 854 854 == 2.8 Firmware Change Log == 855 855 856 856 ... ... @@ -1053,6 +1053,9 @@ 1053 1053 * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode 1054 1054 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 1055 1055 1019 + 1020 + 1021 + 1056 1056 = 4. FAQ = 1057 1057 1058 1058 == 4.1 What is the frequency plan for LDDS75? == ... ... @@ -1112,6 +1112,9 @@ 1112 1112 * (% style="color:red" %)**4 **(%%)**: **4000mAh battery 1113 1113 * (% style="color:red" %)**8 **(%%)**:** 8500mAh battery 1114 1114 1081 + 1082 + 1083 + 1115 1115 = 7. Packing Info = 1116 1116 1117 1117 ... ... @@ -1126,6 +1126,9 @@ 1126 1126 * Package Size / pcs : cm 1127 1127 * Weight / pcs : g 1128 1128 1098 + 1099 + 1100 + 1129 1129 = 8. Support = 1130 1130 1131 1131 * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.