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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
40	40
41		-[[image:1654826306458-414.png]]
	41	+[[image:1654847051249-359.png]]
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43	43
44	44
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45	45	== ​1.2  Features ==
46	46
47	47	* LoRaWAN 1.0.3 Class A
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
	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
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		-* 8500mAh Battery for long term use
	57	+* IP66 Waterproof Enclosure
	58	+* 4000mAh or 8500mAh Battery for long term use
58	58
59		-== 1.3  Probe Specification ==
	60	+== 1.3  Specification ==
60	60
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
	62	+=== 1.3.1  Rated environmental conditions ===
73	73
74		-== 1.4  Probe Dimension ==
	64	+[[image:image-20220610154839-1.png]]
75	75
	66	+**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);**
76	76
77		-[[image:1654827224480-952.png]]
	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	79
	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	+
80	80	== 1.5 ​ Applications ==
81	81
82	82	* Horizontal distance measurement
	86	+* Liquid level measurement
83	83	* Parking management system
84	84	* Object proximity and presence detection
85	85	* Intelligent trash can management system
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86	86	* Robot obstacle avoidance
87	87	* Automatic control
88	88	* Sewer
	93	+* Bottom water level monitoring
89	89
	95	+
90	90	== 1.6  Pin mapping and power on ==
91	91
92	92
93		-[[image:1654827332142-133.png]]
	99	+[[image:1654847583902-256.png]]
94	94
95	95
96		-= 2.  Configure LLDS12 to connect to LoRaWAN network =
	102	+= 2.  Configure LDDS75 to connect to LoRaWAN network =
97	97
98	98	== 2.1  How it works ==
99	99
100	100	(((
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.
	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
102	102	)))
103	103
104	104	(((
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.
	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.
106	106	)))
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108	108
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113	113	)))
114	114
115	115	(((
116		-[[image:1654827857527-556.png]]
	122	+[[image:1654848616367-242.png]]
117	117	)))
118	118
119	119	(((
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121	121	)))
122	122
123	123	(((
124		-(% 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.
125	125	)))
126	126
127	127	(((
128		-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.
129	129	)))
130	130
131	131	[[image:image-20220607170145-1.jpeg]]
132	132
133	133
	140	+For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI.
134	134
135		-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:
136	136
137	137
138	138	**Register the device**
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1272	1272	* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
1273	1273	* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1274	1274
1275		-
1276	1276	= 10. ​ Packing Info =
1277	1277
1278	1278
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1287	1287	* Package Size / pcs : cm
1288	1288	* Weight / pcs : g
1289	1289
1290		-
1291	1291	= 11.  ​Support =
1292	1292
1293	1293	* 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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