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Title

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1		-LDDS75 - LoRaWAN Distance Detection Sensor User Manual
	1	+LDDS20 - LoRaWAN Ultrasonic Liquid Level Sensor User Manual

Content

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1	1	(% style="text-align:center" %)
2		-[[image:1654846127817-788.png]]
	2	+[[image:1655254599445-662.png]]
3	3
4	4
5	5
6	6
7		-
8	8	**Table of Contents:**
9	9
10		-{{toc/}}
11	11
12	12
13	13
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15	15
16	16
17	17
18		-
19	19	= 1.  Introduction =
20	20
21		-== 1.1 ​ What is LoRaWAN Distance Detection Sensor ==
	18	+== 1.1 ​ What is LoRaWAN Ultrasonic liquid level Sensor ==
22	22
23	23	(((
24	24
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71	71	* 4000mAh or 8500mAh Battery for long term use
72	72
73	73
74		-
75	75	== 1.3  Specification ==
76	76
77	77	=== 1.3.1  Rated environmental conditions ===
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79	79	[[image:image-20220610154839-1.png]]
80	80
81	81	(((
82		-**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)**
	78	+**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);       **
	79	+
	80	+**~ 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)**
83	83	)))
84	84
85	85
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116	116	* Bottom water level monitoring
117	117
118	118
119		-
120	120	== 1.6  Pin mapping and power on ==
121	121
122	122
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153	153	)))
154	154
155	155	(((
	153	+
	154	+
156	156	(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
157	157	)))
158	158
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172	172	)))
173	173
174	174	(((
	174	+
	175	+
175	175	**Add APP EUI in the application**
176	176	)))
177	177
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272	272	* 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.
273	273
274	274
275		-
276	276	=== 2.3.3  Interrupt Pin ===
277	277
278	278	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.
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849	849	* Blink once when device transmit a packet.
850	850
851	851
852		-
853	853	== 2.8  ​Firmware Change Log ==
854	854
855	855
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1067	1067	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1068	1068
1069	1069
1070		-
1071	1071	= 4.  FAQ =
1072	1072
1073	1073	== 4.1  What is the frequency plan for LDDS75? ==
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1128	1128	* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
1129	1129
1130	1130
1131		-
1132	1132	= 7. ​ Packing Info =
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1144	1144	* Weight / pcs : g
1145	1145
1146	1146
1147		-
1148	1148	= 8.  ​Support =
1149	1149
1150	1150	* 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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Author

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	1	+XWiki.Xiaoling

Size

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	1	+117.0 KB

Content