Last modified by Mengting Qiu on 2025/02/26 15:04
<
From version < 130.1 >
edited by Xiaoling
on 2022/06/10 16:15
To version < 119.5 >
edited by Xiaoling
on 2022/06/10 15:40
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... ... @@ -18,27 +18,27 @@
18 18  
19 19  
20 20  (((
21 -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.
21 +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.
22 22  
23 23  
24 -It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server.
24 +It detects the distance** (% style="color:#4472C4" %) between the measured object and the sensor**(%%), and uploads the value via wireless to LoRaWAN IoT Server.
25 25  
26 26  
27 27  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.
28 28  
29 29  
30 -LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
30 +LDDS75 is powered by **(% style="color:#4472C4" %) 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
31 31  
32 32  
33 33  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.
34 34  
35 35  
36 -(% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors
36 +(% style="color:#4472C4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors
37 37  )))
38 38  )))
39 39  
40 40  
41 -[[image:1654847051249-359.png]]
41 +[[image:1654826306458-414.png]]
42 42  
43 43  
44 44  
... ... @@ -45,45 +45,41 @@
45 45  == ​1.2  Features ==
46 46  
47 47  * LoRaWAN 1.0.3 Class A
48 -* Ultra low power consumption
49 -* Distance Detection by Ultrasonic technology
50 -* Flat object range 280mm - 7500mm
51 -* Accuracy: ±(1cm+S*0.3%) (S: Distance)
52 -* Cable Length : 25cm
48 +* Ultra-low power consumption
49 +* Laser technology for distance detection
50 +* Operating Range - 0.1m~~12m①
51 +* Accuracy - ±5cm@(0.1-6m), ±1%@(6m-12m)
52 +* Monitor Battery Level
53 53  * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
54 54  * AT Commands to change parameters
55 55  * Uplink on periodically
56 56  * Downlink to change configure
57 -* IP66 Waterproof Enclosure
58 -* 4000mAh or 8500mAh Battery for long term use
57 +* 8500mAh Battery for long term use
59 59  
60 -== 1.3  Specification ==
59 +== 1.3  Probe Specification ==
61 61  
62 -=== 1.3.1  Rated environmental conditions ===
61 +* Storage temperature ：-20℃~~75℃
62 +* Operating temperature - -20℃~~60℃
63 +* Operating Range - 0.1m~~12m①
64 +* Accuracy - ±5cm@(0.1-6m), ±1%@(6m-12m)
65 +* Distance resolution - 5mm
66 +* Ambient light immunity - 70klux
67 +* Enclosure rating - IP65
68 +* Light source - LED
69 +* Central wavelength - 850nm
70 +* FOV - 3.6°
71 +* Material of enclosure - ABS+PC
72 +* Wire length - 25cm
63 63  
64 -[[image:image-20220610154839-1.png]]
74 +== 1.4  Probe Dimension ==
65 65  
66 -**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);**
67 67  
68 -**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)**
77 +[[image:1654827224480-952.png]]
69 69  
70 70  
71 -
72 -=== 1.3.2  Effective measurement range Reference beam pattern ===
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"]]
75 -
76 -
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"]]
79 -
80 -(% style="display:none" %) (%%)
81 -
82 -
83 83  == 1.5 ​ Applications ==
84 84  
85 85  * Horizontal distance measurement
86 -* Liquid level measurement
87 87  * Parking management system
88 88  * Object proximity and presence detection
89 89  * Intelligent trash can management system
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90 90  * Robot obstacle avoidance
91 91  * Automatic control
92 92  * Sewer
93 -* Bottom water level monitoring
94 94  
95 -
96 96  == 1.6  Pin mapping and power on ==
97 97  
98 98  
99 -[[image:1654847583902-256.png]]
93 +[[image:1654827332142-133.png]]
100 100  
101 101  
102 -= 2.  Configure LDDS75 to connect to LoRaWAN network =
96 += 2.  Configure LLDS12 to connect to LoRaWAN network =
103 103  
104 104  == 2.1  How it works ==
105 105  
106 106  (((
107 -The LDDS75 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS75. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value
101 +The LLDS12 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LLDS12. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
108 108  )))
109 109  
110 110  (((
111 -In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink"]]to set the keys in the LDDS75.
105 +In case you can’t set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H6.A0UseATCommand"]]to set the keys in the LLDS12.
112 112  )))
113 113  
114 114  
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119 119  )))
120 120  
121 121  (((
122 -[[image:1654848616367-242.png]]
116 +[[image:1654827857527-556.png]]
123 123  )))
124 124  
125 125  (((
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127 127  )))
128 128  
129 129  (((
130 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
124 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LSPH01.
131 131  )))
132 132  
133 133  (((
134 -Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
128 +Each LSPH01 is shipped with a sticker with the default device EUI as below:
135 135  )))
136 136  
137 137  [[image:image-20220607170145-1.jpeg]]
138 138  
139 139  
140 -For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI.
141 141  
142 -Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot:
135 +You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
143 143  
144 144  
145 145  **Register the device**
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804 804  * The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected.
805 805  * Blink once when device transmit a packet.
806 806  
800 +
807 807  == 2.8  ​Firmware Change Log ==
808 808  
809 809  
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1279 1279  * (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
1280 1280  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1281 1281  
1276 +
1277 +
1282 1282  = 10. ​ Packing Info =
1283 1283  
1284 1284  
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1293 1293  * Package Size / pcs : cm
1294 1294  * Weight / pcs : g
1295 1295  
1292 +
1293 +
1296 1296  = 11.  ​Support =
1297 1297  
1298 1298  * 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.
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