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4	4
5	5	**Table of Contents：**
6	6
	7	+{{toc/}}
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12	12
13		-
14		-
15		-
16		-
17		-
18		-
19		-
20		-
21	21	= 1. Introduction =
22	22
23	23	== 1.1 What is LoRaWAN Pressure Sensor ==
24	24
25	25
26		-The Dragino PS-LB series sensors are **LoRaWAN Pressure Sensor** for Internet of Things solution. PS-LB can measure Air, Water pressure and liquid level and upload the sensor data via wireless to LoRaWAN IoT server.
	19	+The Dragino PS-LB series sensors are **(% style="color:blue" %)LoRaWAN Pressure Sensor**(%%) for Internet of Things solution. PS-LB can measure Air, Water pressure and liquid level and upload the sensor data via wireless to LoRaWAN IoT server.
27	27
28		-The PS-LB series sensors include **Thread Installation Type** and **Immersion Type**, it supports different pressure range which can be used for different measurement requirement.
	21	+The PS-LB series sensors include **(% style="color:blue" %)Thread Installation Type**(%%) and **(% style="color:blue" %)Immersion Type**(%%), it supports different pressure range which can be used for different measurement requirement.
29	29
30	30	The LoRa wireless technology used in PS-LB 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.
31	31
32	32	PS-LB supports BLE configure and wireless OTA update which make user easy to use.
33	33
34		-PS-LB is powered by **8500mAh Li-SOCI2 battery**, it is designed for long term use up to 5 years.
	27	+PS-LB is powered by **(% style="color:blue" %)8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years.
35	35
36	36	Each PS-LB is pre-load with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect after power on.
37	37
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59	59	== 1.3 Specification ==
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61	61
62		-**Micro Controller:**
	55	+**(% style="color:#037691" %)Micro Controller:**
63	63
64	64	* MCU: 48Mhz ARM
65	65	* Flash: 256KB
66	66	* RAM: 64KB
67	67
68		-**Common DC Characteristics:**
	61	+**(% style="color:#037691" %)Common DC Characteristics:**
69	69
70	70	* Supply Voltage: 2.5v ~~ 3.6v
71	71	* Operating Temperature: -40 ~~ 85°C
72	72
73		-**LoRa Spec:**
	66	+**(% style="color:#037691" %)LoRa Spec:**
74	74
75	75	* Frequency Range,  Band 1 (HF): 862 ~~ 1020 Mhz
76	76	* Max +22 dBm constant RF output vs.
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77	77	* RX sensitivity: down to -139 dBm.
78	78	* Excellent blocking immunity
79	79
80		-**Current Input Measuring :**
	73	+**(% style="color:#037691" %)Current Input Measuring :**
81	81
82	82	* Range: 0 ~~ 20mA
83	83	* Accuracy: 0.02mA
84	84	* Resolution: 0.001mA
85	85
86		-**Voltage Input Measuring:**
	79	+**(% style="color:#037691" %)Voltage Input Measuring:**
87	87
88	88	* Range: 0 ~~ 30v
89	89	* Accuracy: 0.02v
90	90	* Resolution: 0.001v
91	91
92		-**Battery:**
	85	+**(% style="color:#037691" %)Battery:**
93	93
94	94	* Li/SOCI2 un-chargeable battery
95	95	* Capacity: 8500mAh
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97	97	* Max continuously current: 130mA
98	98	* Max boost current: 2A, 1 second
99	99
100		-**Power Consumption**
	93	+**(% style="color:#037691" %)Power Consumption**
101	101
102	102	* Sleep Mode: 5uA @ 3.3v
103	103	* LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
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822	822
823	823	[[https:~~/~~/www.dropbox.com/sh/zwex6i331j5oeq2/AACIMf9f_v2qsJ39CuMQ5Py_a?dl=0>>https://www.dropbox.com/sh/zwex6i331j5oeq2/AACIMf9f_v2qsJ39CuMQ5Py_a?dl=0]]
824	824
825		-
826	826
827	827	**Step 2:** Open it and choose
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860	860
861	861	= 5. Remote Configure device =
862	862
	855	+== 5.1 Connect via BLE ==
863	863
864	864
865	865	Please see this instruction for how to configure via BLE: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]]
	859	+
	860	+
866	866	== 5.2 AT Command Set ==
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868	868
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875	875
876	876	= 7. FAQ =
877	877
	873	+== 7.1 How to use AT Command to access device? ==
878	878
879	879
880	880	See: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]
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889	889	== 7.3 How to change the LoRa Frequency Bands/Region? ==
890	890
891	891
892		-You can follow the instructions for [[how to upgrade image>>path:#3ygebqi]].
	888	+You can follow the instructions for [[how to upgrade image>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]].
893	893	When downloading the images, choose the required image file for download. ​
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922	922	* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:http://../../../../../../D:%5C%E5%B8%82%E5%9C%BA%E8%B5%84%E6%96%99%5C%E8%AF%B4%E6%98%8E%E4%B9%A6%5CLoRa%5CLT%E7%B3%BB%E5%88%97%5Csupport@dragino.com]]
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925		-