Last modified by Mengting Qiu on 2024/04/02 17:03
<
From version < 71.2 >
edited by Xiaoling
on 2022/12/07 16:49
To version < 76.1 >
edited by Xiaoling
on 2022/12/07 17:33
>
Change comment: Uploaded new attachment "image-20221207173300-4.png", version {1}

Summary

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... ... @@ -14,39 +14,22 @@
14 14  
15 15  
16 16  (((
17 -The Dragino NDS03A is an (% style="color:blue" %)**Open/Close NB-IoT Door Sensor**(%%). It detects door (% style="color:blue" %)**open/close status**(%%) and (% style="color:blue" %)**uplinks**(%%) to IoT server via NB-IoT network. NDS03A can connect two door sensors. user can see the door status, open duration, open counts in the IoT Server.
18 -)))
17 +The Dragino NMDS200 is a(% style="color:blue" %)** NB-IoT Microwave Radar distance sensor**(%%). It uses (% style="color:blue" %)**24Ghz Microwave**(%%) to detect the distance between sensor and different objects. Compare vs ultrasonic or Lidar measurement method, Microwave Radar is (% style="color:blue" %)**more reliable for condensation / dusty environment**(%%). It can sense correct distance even there is water or thick dust on top of the sensor.
19 19  
20 -(((
21 -The NDS03A will send periodically data (% style="color:blue" %)**every 4 hours** (%%)as well as for each door open/close action. It also counts the door open times and calculates the last door open duration. Users can also disable the uplink for each open/close event, instead, NDS03A can count each open event and uplink periodically.
22 -)))
23 23  
24 -(((
25 -NDS03A has a (% style="color:blue" %)**Datalog feature**(%%), it will record the open/close event and the user can retrieve the history from NB-IoT.
26 -)))
20 +The NMDS200 can be applied to scenarios such as horizontal distance measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, etc.
27 27  
28 -(((
29 -NDS03A has the(% style="color:blue" %)**open alarm feature**(%%), user can set this feature so the device will send an alarm if the door has been open for a certain time.
30 -)))
22 +NMDS200 can (% style="color:blue" %)**measure two distances**(%%): the closest object and next object behind the closest one.
31 31  
32 -(((
33 -NDS03A is designed for outdoor use. It has a weatherproof enclosure and industrial level battery to work in low to high temperatures.
34 -)))
24 +NMDS200 (% style="color:blue" %)**supports Alarm Feature**(%%), user can set the NMDS200 to uplink data in a short interval when the distance is out of configured range.
35 35  
36 -(((
37 37  NarrowBand-Internet of Things (NB-IoT) is a (% style="color:blue" %)**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.
38 -)))
39 39  
40 -(((
41 -NDS03A supports different uplink methods including (% style="color:blue" %)**TCP, MQTT, UDP, and CoAP**(%%) for different application requirements.
42 -)))
28 +NMDS200 (% style="color:blue" %)**supports different uplink**(%%) methods including (% style="color:blue" %)**TCP, MQTT, UDP, and CoAP**(%%) for different application requirements.
43 43  
44 -(((
45 -NDS03A is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), It is designed for long-term use of up to 5 years. (Actually Battery life depends on the use environment, update period & uplink method)
46 -)))
30 +NMDS200 is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**,(%%) It is designed for long-term use of up to 5 years. (Actually Battery life depends on the use environment, update period & uplink method)
47 47  
48 -(((
49 -To use NDS03A, user needs to check if there is NB-IoT coverage in the field and with the Nb-IoT bands that NDS03A supports. If local operator support it, user needs to get a (% style="color:blue" %)**NB-IoT SIM card**(%%) from the operator and install into NDS03A to get NB-IoT network connection.
32 +To use NMDS200, user needs to check if there is NB-IoT coverage in the field and with the Nb-IoT bands that NMDS200 supports. If local operator support it, user needs to get a** (% style="color:blue" %)NB-IoT SIM card(%%)** from the operator and install into NMDS200 to get NB-IoT network connection.
50 50  )))
51 51  
52 52  
... ... @@ -55,10 +55,9 @@
55 55  
56 56  
57 57  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
58 -* Open/Close detect
59 -* Open/Close statistics
41 +* Short uplink interval for Distance Alarm
60 60  * Monitor Battery Level
61 -* connect two door sensors
43 +* Microwave Radar for distance detection
62 62  * Datalog feature
63 63  * Uplink periodically
64 64  * Downlink to change configure
... ... @@ -70,32 +70,47 @@
70 70  * 8500mAh Battery for long-term use
71 71  
72 72  
73 -== 1.3  Storage & Operation ==
74 74  
56 +== 1.3 Radar probe specification ==
75 75  
76 -Temperature -40°C to +85°C
77 77  
59 +* Measuring Method: FMCW
60 +* Frequency: 24.000 24.500 GHz
61 +* Measurement output power: 6dBm
62 +* Measure range: 0.5 20m
63 +* Accuracy: ±0.1m
64 +* Resolution: 0.01m
65 +* Horizontal Angel: 78°
66 +* Vertical Angel: 23°
78 78  
79 -== 1.4  Mechanical ==
80 80  
81 81  
82 -[[image:image-20221117114937-4.png]]
83 83  
71 +== 1.4  Storage Temperature ==
84 84  
85 -[[image:image-20221117114949-5.png]]
86 86  
74 + -40°C to +85°C
87 87  
88 -[[image:image-20221117115010-6.png]]
89 89  
90 90  
91 91  
79 +
92 92  == 1.5 ​ Applications ==
93 93  
94 94  
95 -[[image:image-20221117114842-3.png]]
96 96  
84 +* Horizontal distance measurement
85 +* Liquid level measurement
86 +* Parking management system
87 +* Object proximity and presence detection
88 +* Intelligent trash can management system
89 +* Robot obstacle avoidance
90 +* Automatic control
91 +* Sewer
92 +* Bottom water level monitoring
97 97  
98 98  
95 +
99 99  == 1.6  Specification ==
100 100  
101 101  
... ... @@ -102,7 +102,7 @@
102 102  (% style="color:blue" %)**Common DC Characteristics:**
103 103  
104 104  * Supply Voltage: 2.1v ~~ 3.6v
105 -* Operating Temperature: -40 ~~ 85°C
102 +* Operating Temperature: 0 ~~ 70°C
106 106  
107 107  (% style="color:blue" %)**NB-IoT Spec:**
108 108  
... ... @@ -114,64 +114,31 @@
114 114  * B28 @H-FDD: 700MHz
115 115  
116 116  
117 -== 1.7  Pin Definitions and Switch ==
118 118  
115 +== 1.7  Installation ==
119 119  
120 -[[image:image-20221021110429-4.png]]
121 121  
118 +Sensor measure direction and angle is as below. When install the sensor, please make sure the sensor direct to object.
122 122  
123 -=== 1.7.1  Pin Definition ===
124 124  
121 +[[image:image-20221207170748-1.png]] [[image:image-20221207170748-2.png||height="366" width="672"]]
125 125  
126 -The device is pre-configured to connect to a door sensor. The other pins are not used. If user wants to know more about other pins, please refer to the user manual of LSN50v2 at:  [[https:~~/~~/www.dropbox.com/sh/djkxs7mr17y94mi/AABVlWbM9uzK9OA3mXyAT10Za?dl=0>>https://www.dropbox.com/sh/djkxs7mr17y94mi/AABVlWbM9uzK9OA3mXyAT10Za?dl=0]]
127 127  
128 128  
129 -=== 1.7.2  Jumper JP2(Power ON/OFF) ===
125 +== 1.8  Pin Definitions and Switch ==
130 130  
131 131  
132 -Power on Device when putting this jumper.
128 +[[image:1670404362039-351.png]]
133 133  
134 134  
135 -=== 1.7.3  BOOT MODE / SW1 ===
131 += 2.  Use NMDS200 to communicate with IoT Server =
136 136  
137 -
138 -1)  ISP:  upgrade mode, device won't have any signal in this mode. but ready for upgrade firmware. LED won't work. The firmware won't run.
139 -
140 -2)  Flash:  working mode, the device starts to work for NB-IoT connection and sends out console output for further debugging.
141 -
142 -
143 -=== 1.7.4  Reset Button ===
144 -
145 -
146 -Press to reboot the device.
147 -
148 -
149 -=== 1.7.5  LED ===
150 -
151 -
152 -The LED will blink when :
153 -
154 -1.  Boot the device in flash mode
155 -
156 -2.  Send an uplink packet
157 -
158 -
159 -== 1.8  Magnet Distance ==
160 -
161 -
162 -(% style="color:blue" %)**Wood Door:**(%%) 10 ~~ 30mm
163 -
164 -(% style="color:blue" %)**Iron Door:**(%%)**    **30 ~~ 45mm
165 -
166 -
167 -= 2.  Use NDS03A to communicate with IoT Server =
168 -
169 169  == 2.1  How it works ==
170 170  
171 171  
172 -In this user case, the NDS03A is installed on the door edge to detect the open/close event and send the status to the NB-IoT server. The NB-IoT network will forward this value to IoT server via the protocol defined by NDS03A.
136 +The NB-IoT network will forward this value to IoT server via the protocol defined by NMDS200.
173 173  
174 -The diagram below shows the working flow in the default firmware of NDS03A:
138 +The diagram below shows the working flow in the default firmware of NMDS200:
175 175  
176 176  [[image:image-20221021110615-5.png]]
177 177  
... ... @@ -404,7 +404,6 @@
404 404  
405 405  * (% style="color:#037691" %)**Timestamp:**(%%) 0x637590df =1668649183 (Unix Time)
406 406  
407 -
408 408  == 2.4  Payload Explanation and Sensor Interface ==
409 409  
410 410  === 2.4.1  Device ID ===
... ... @@ -521,7 +521,6 @@
521 521  * After NDS03A join NB-IoT network. The LED will be ON for 3 seconds.
522 522  * For each uplink probe, LED will be on for 500ms.
523 523  
524 -
525 525  == 2.7  Alarm Base on Timeout ==
526 526  
527 527  
... ... @@ -846,7 +846,6 @@
846 846  
847 847  * NDS03A Open/Close Door Sensor x 1
848 848  
849 -
850 850  = 9.  Support =
851 851  
852 852  
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