Last modified by Bei Jinggeng on 2024/03/30 17:53
<
From version < 50.1 >
edited by David Huang
on 2022/09/08 09:48
To version < 50.3 >
edited by Xiaoling
on 2022/09/12 14:30
>
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Summary

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Author
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1 -XWiki.David
1 +XWiki.Xiaoling
Content
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1 1  (% style="text-align:center" %)
2 -[[image:)YK]Y_LZJIO]J2~~VA}OQJM2.png]]
2 +[[image:)YK]Y_LZJIO]J2~~VA}OQJM2.png||height="442" width="410"]]
3 3  
4 4  **Table of Contents:**
5 5  
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7 7  
8 8  
9 9  
10 -= 1. Introduction =
10 += 1.  Introduction =
11 11  
12 -== 1.1 ​What is NSPH01 Soil pH Sensor ==
13 13  
14 -The Dragino NSPH01 is a **NB-IoT soil pH sensor** for IoT of Agriculture. It is designed to measure the soil pH and soil temperature, so to send to the platform to analyze the soil acid or alkali level. The probe is IP68 waterproof.
13 +== 1.1 ​ What is NSPH01 Soil pH Sensor ==
15 15  
16 -NSPH01 probe is made by Solid AgCl reference electrode and Pure metal pH sensitive electrode. It can detect soil's** pH **with high accuracy and stable value. The NSPH01 probe can be buried into soil for long time use.
17 17  
16 +The Dragino NSPH01 is a (% style="color:blue" %)**NB-IoT soil pH sensor**(%%) for IoT of Agriculture. It is designed to measure the soil pH and soil temperature, so to send to the platform to analyze the soil acid or alkali level. The probe is IP68 waterproof.
17 +
18 +NSPH01 probe is made by Solid AgCl reference electrode and Pure metal pH sensitive electrode. It can detect soil's** (% style="color:blue" %)pH (%%)**with high accuracy and stable value. The NSPH01 probe can be buried into soil for long time use.
19 +
18 18  NarrowBand-Internet of Things (NB-IoT) is a standards-based low power wide area (LPWA) technology developed to enable a wide range of new IoT devices and services. NB-IoT significantly improves the power consumption of user devices, system capacity and spectrum efficiency, especially in deep coverage.
19 -\\NSPH01 supports different uplink methods include **TCP,MQTT,UDP and CoAP  **for different application requirement.
20 -\\NSPH01 is powered by **8500mAh Li-SOCI2 battery**, It is designed for long term use up to 5 years. (Actually Battery life depends on the use environment, update period & uplink method)
21 -\\To use NSPH01, user needs to check if there is NB-IoT coverage in the installation area and with the bands NSPH01 supports. If the local operator supports it, user needs to get a **NB-IoT SIM card** from local operator and install NSPH01 to get NB-IoT network connection.
21 +\\NSPH01 supports different uplink methods include (% style="color:blue" %)**TCP,MQTT,UDP and CoAP  **(%%)for different application requirement.
22 +\\NSPH01 is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), It is designed for long term use up to 5 years. (Actually Battery life depends on the use environment, update period & uplink method)
23 +\\To use NSPH01, user needs to check if there is NB-IoT coverage in the installation area and with the bands NSPH01 supports. If the local operator supports it, user needs to get a (% style="color:blue" %)**NB-IoT SIM card** (%%)from local operator and install NSPH01 to get NB-IoT network connection.
22 22  
23 -(% style="text-align:center" %)
25 +
24 24  [[image:image-20220907153151-1.png]]
25 25  
26 -(% style="text-align:center" %)
28 +
27 27  [[image:M_K`YF9`CAYAE\@}3T]FHT$9.png]]
28 28  
29 -== 1.2 Features ==
30 30  
32 +
33 +== 1.2  Features ==
34 +
35 +
31 31  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
32 32  * Monitor soil pH with temperature compensation.
33 33  * Monitor soil temperature
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43 43  * Micro SIM card slot
44 44  * 8500mAh Battery for long term use
45 45  
51 +
52 +
46 46  == 1.3  Specification ==
47 47  
48 -**Common DC Characteristics:**
49 49  
56 +(% style="color:#037691" %)**Common DC Characteristics:**
57 +
50 50  * Supply Voltage: 2.1v ~~ 3.6v
51 51  * Operating Temperature: -40 ~~ 85°C
52 52  
53 -**NB-IoT Spec:**
54 54  
62 +(% style="color:#037691" %)**NB-IoT Spec:**
63 +
55 55  * - B1 @H-FDD: 2100MHz
56 56  * - B3 @H-FDD: 1800MHz
57 57  * - B8 @H-FDD: 900MHz
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59 59  * - B20 @H-FDD: 800MHz
60 60  * - B28 @H-FDD: 700MHz
61 61  
62 -== 1.4 Probe Specification ==
63 63  
64 -**Soil pH:**
65 65  
73 +== 1.4  Probe Specification ==
74 +
75 +
76 +(% style="color:#037691" %)**Soil pH:**
77 +
66 66  * Range: 3 ~~ 10 pH
67 67  * Resolution: 0.01 pH
68 68  * Accuracy: ±2% under (0~~50 ℃, Accuracy will poor under 0 due to frozen)
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70 70  * IP68 Protection
71 71  * Length: 3.5 meters
72 72  
73 -**Soil Temperature:**
74 74  
86 +(% style="color:#037691" %)**Soil Temperature:**
87 +
75 75  * Range -40℃～85℃
76 76  * Resolution: 0.1℃
77 77  * Accuracy: <±0.5℃(-10℃～40℃)，<±0.8℃ (others)
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78 78  * IP68 Protection
79 79  * Length: 3.5 meters
80 80  
94 +
95 +
81 81  == 1.5 ​Applications ==
82 82  
83 83  * Smart Agriculture
84 84  
100 +
101 +
102 +
85 85  == 1.6 Pin mapping and power on ==
86 86  
87 -(% style="text-align:center" %)
105 +
88 88  [[image:image-20220907153300-2.png]]
89 89  
90 90  
109 +
91 91  = 2.  Use NSPH01 to communicate with IoT Server =
92 92  
112 +
93 93  == 2.1  How it works ==
94 94  
115 +
95 95  The NSPH01 is equipped with a NB-IoT module, the pre-loaded firmware in NSPH01 will get environment data from sensors and send the value to local NB-IoT network via the NB-IoT module.  The NB-IoT network will forward this value to IoT server via the protocol defined by NSPH01.
96 96  
97 97  The diagram below shows the working flow in default firmware of NSPH01:
98 98  
99 -(% style="text-align:center" %)
120 +
100 100  [[image:image-20220907153416-3.png]]
101 101  
123 +
124 +
102 102  == 2.2 ​ Configure the NSPH01 ==
103 103  
127 +
104 104  === 2.2.1 Test Requirement ===
105 105  
130 +
106 106  To use NSPH01 in the field, make sure meet below requirements:
107 107  
108 108  * Your local operator has already distributed a NB-IoT Network there.
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111 111  
112 112  Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The NSPH01 will use CoAP(120.24.4.116:5683) or raw UDP(120.24.4.116:5601) or MQTT(120.24.4.116:1883)or TCP(120.24.4.116:5600)protocol to send data to the test server.
113 113  
114 -(% style="text-align:center" %)
139 +
115 115  [[image:image-20220907153445-4.png]]
116 116  
117 117  
143 +
118 118  === 2.2.2 Insert SIM card ===
119 119  
146 +
120 120  User need to take out the NB-IoT module and insert the SIM card like below. ((% style="color:red" %) Pay attention to the direction(%%))
121 121  
122 -(% style="text-align:center" %)
123 123  [[image:image-20220907153505-5.png]]
124 124  
151 +
152 +
125 125  === 2.2.3 Connect USB – TTL to NSPH01 to configure it ===
126 126  
127 127  User need to configure NSPH01 via serial port to set the **Server Address** / **Uplink Topic** to define where and how-to uplink packets. NSPH01 support AT Commands, user can use a USB to TTL adapter to connect to NSPH01 and use AT Commands to configure it, as below.

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