Last modified by Mengting Qiu on 2025/02/26 15:04
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From version < 124.1 >
edited by Xiaoling
on 2022/06/10 15:53
To version < 127.1 >
edited by Xiaoling
on 2022/06/10 16:13
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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  
... ... @@ -57,31 +57,33 @@
57 57  * IP66 Waterproof Enclosure
58 58  * 4000mAh or 8500mAh Battery for long term use
59 59  
60 +== 1.3  Specification ==
60 60  
61 -== 1.3  Probe Specification ==
62 +=== 1.3.1  Rated environmental conditions ===
62 62  
63 -* Storage temperature ：-20℃~~75℃
64 -* Operating temperature - -20℃~~60℃
65 -* Operating Range - 0.1m~~12m①
66 -* Accuracy - ±5cm@(0.1-6m), ±1%@(6m-12m)
67 -* Distance resolution - 5mm
68 -* Ambient light immunity - 70klux
69 -* Enclosure rating - IP65
70 -* Light source - LED
71 -* Central wavelength - 850nm
72 -* FOV - 3.6°
73 -* Material of enclosure - ABS+PC
74 -* Wire length - 25cm
64 +[[image:image-20220610154839-1.png]]
75 75  
76 -== 1.4  Probe Dimension ==
66 +**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);**
77 77  
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)**
78 78  
79 -[[image:1654827224480-952.png]]
80 80  
81 81  
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 +
82 82  == 1.5 ​ Applications ==
83 83  
84 84  * Horizontal distance measurement
86 +* Liquid level measurement
85 85  * Parking management system
86 86  * Object proximity and presence detection
87 87  * Intelligent trash can management system
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88 88  * Robot obstacle avoidance
89 89  * Automatic control
90 90  * Sewer
93 +* Bottom water level monitoring
91 91  
95 +
92 92  == 1.6  Pin mapping and power on ==
93 93  
94 94  
95 -[[image:1654827332142-133.png]]
99 +[[image:1654847583902-256.png]]
96 96  
97 97  
98 -= 2.  Configure LLDS12 to connect to LoRaWAN network =
102 += 2.  Configure LDDS75 to connect to LoRaWAN network =
99 99  
100 100  == 2.1  How it works ==
101 101  
102 102  (((
103 -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.
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
104 104  )))
105 105  
106 106  (((
107 -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.
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.
108 108  )))
109 109  
110 110  
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115 115  )))
116 116  
117 117  (((
118 -[[image:1654827857527-556.png]]
122 +[[image:1654848616367-242.png]]
119 119  )))
120 120  
121 121  (((
... ... @@ -123,18 +123,19 @@
123 123  )))
124 124  
125 125  (((
126 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LSPH01.
130 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
127 127  )))
128 128  
129 129  (((
130 -Each LSPH01 is shipped with a sticker with the default device EUI as below:
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.
131 131  )))
132 132  
133 133  [[image:image-20220607170145-1.jpeg]]
134 134  
135 135  
140 +For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI.
136 136  
137 -You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
142 +Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot:
138 138  
139 139  
140 140  **Register the device**
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1274 1274  * (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
1275 1275  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1276 1276  
1277 -
1278 1278  = 10. ​ Packing Info =
1279 1279  
1280 1280  
... ... @@ -1289,7 +1289,6 @@
1289 1289  * Package Size / pcs : cm
1290 1290  * Weight / pcs : g
1291 1291  
1292 -
1293 1293  = 11.  ​Support =
1294 1294  
1295 1295  * 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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