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1 -NDS03A - Outdoor NB-IoT Open/Close Door Sensor User Manual
1 +NMDS200 - NB-IoT Microwave Radar Distance Sensor User Manual
Content
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1 1  (% style="text-align:center" %)
2 -[[image:image-20221117105556-1.png]]
2 +[[image:LMDS200_10.jpg]]
3 3  
4 4  
5 -
6 -
7 -
8 -
9 -
10 10  **Table of Contents：**
11 11  
12 -{{toc/}}
13 13  
14 14  
15 15  
16 16  
17 -
18 18  = 1.  Introduction =
19 19  
20 -== 1.1 ​ What is NDS03A NB-IoT Open/Close Door Sensor ==
13 +== 1.1 ​ What is NMDS200 NB-IoT Microwave Radar Distance Sensor ==
21 21  
22 22  
23 23  (((
24 -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.
25 -)))
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.
26 26  
27 -(((
28 -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.
29 -)))
30 30  
31 -(((
32 -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.
33 -)))
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.
34 34  
35 -(((
36 -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.
37 -)))
22 +NMDS200 can (% style="color:blue" %)**measure two distances**(%%): the closest object and next object behind the closest one.
38 38  
39 -(((
40 -NDS03A is designed for outdoor use. It has a weatherproof enclosure and industrial level battery to work in low to high temperatures.
41 -)))
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.
42 42  
43 -(((
44 -NarrowBand-Internet of Things (NB-IoT) is a (% style="color:blue" %)**standards-based low power wide area (LPWA) technologyTCP, MQTT, UDP, and CoAP**(%%) for different application requirements.
45 -)))
26 +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.
46 46  
47 -(((
48 -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)
49 -)))
28 +NMDS200 (% style="color:blue" %)**supports different uplink**(%%) methods including (% style="color:blue" %)**TCP, MQTT, UDP, and CoAP**(%%) for different application requirements.
50 50  
51 -(((
52 -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.
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)
31 +
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.
53 53  )))
54 54  
55 55  
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58 58  
59 59  
60 60  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
61 -* Open/Close detect
62 -* Open/Close statistics
41 +* Short uplink interval for Distance Alarm
63 63  * Monitor Battery Level
64 -* connect two door sensors
43 +* Microwave Radar for distance detection
65 65  * Datalog feature
66 66  * Uplink periodically
67 67  * Downlink to change configure
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72 72  * Micro SIM card slot for NB-IoT SIM
73 73  * 8500mAh Battery for long-term use
74 74  
54 +== 1.3 Radar probe specification ==
75 75  
76 76  
77 -== 1.3  Storage & Operation ==
57 +Measuring Method: FMCW
58 +Frequency: 24.000 24.500 GHz
59 +Measurement output power: 6dBm
60 +Measure range: 0.5 20m
61 +Accuracy: ±0.1m
62 +Resolution: 0.01m
63 +Horizontal Angel: 78°
64 +Vertical Angel: 23°
78 78  
79 79  
80 -Temperature -40°C to +85°C
81 81  
82 82  
83 -== 1.4  Mechanical ==
69 +== 1.4  Storage Temperature ==
84 84  
85 85  
86 -[[image:image-20221117114937-4.png]]
72 + -40°C to +85°C
87 87  
88 88  
89 -[[image:image-20221117114949-5.png]]
90 90  
91 91  
92 -[[image:image-20221117115010-6.png]]
93 93  
94 -
95 -
96 96  == 1.5 ​ Applications ==
97 97  
98 98  
99 -[[image:image-20221117114842-3.png]]
100 100  
82 +* Horizontal distance measurement
83 +* Liquid level measurement
84 +* Parking management system
85 +* Object proximity and presence detection
86 +* Intelligent trash can management system
87 +* Robot obstacle avoidance
88 +* Automatic control
89 +* Sewer
90 +* Bottom water level monitoring
101 101  
102 102  
93 +
103 103  == 1.6  Specification ==
104 104  
105 105  
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106 106  (% style="color:blue" %)**Common DC Characteristics:**
107 107  
108 108  * Supply Voltage: 2.1v ~~ 3.6v
109 -* Operating Temperature: -40 ~~ 85°C
100 +* Operating Temperature: 0 ~~ 70°C
110 110  
111 111  (% style="color:blue" %)**NB-IoT Spec:**
112 112  
113 -* - B1 @H-FDD: 2100MHz
114 -* - B3 @H-FDD: 1800MHz
115 -* - B8 @H-FDD: 900MHz
116 -* - B5 @H-FDD: 850MHz
117 -* - B20 @H-FDD: 800MHz
118 -* - B28 @H-FDD: 700MHz
104 +* B1 @H-FDD: 2100MHz
105 +* B3 @H-FDD: 1800MHz
106 +* B8 @H-FDD: 900MHz
107 +* B5 @H-FDD: 850MHz
108 +* B20 @H-FDD: 800MHz
109 +* B28 @H-FDD: 700MHz
119 119  
120 120  
121 121  
122 -== 1.7  Pin Definitions and Switch ==
113 +== 1.7  Installation ==
123 123  
124 124  
125 -[[image:image-20221021110429-4.png]]
116 +Sensor measure direction and angle is as below. When install the sensor, please make sure the sensor direct to object.
126 126  
127 127  
128 -=== 1.7.1  Pin Definition ===
119 +[[image:image-20221207170748-1.png]] [[image:image-20221207170748-2.png||height="366" width="672"]]
129 129  
130 130  
131 -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]]
132 132  
123 +== 1.8  Pin Definitions and Switch ==
133 133  
134 -=== 1.7.2  Jumper JP2(Power ON/OFF) ===
135 135  
126 +[[image:1670404362039-351.png]]
136 136  
137 -Power on Device when putting this jumper.
138 138  
139 -
140 -=== 1.7.3  BOOT MODE / SW1 ===
141 -
142 -
143 -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.
144 -
145 -2)  Flash:  working mode, the device starts to work for NB-IoT connection and sends out console output for further debugging.
146 -
147 -
148 -=== 1.7.4  Reset Button ===
149 -
150 -
151 -Press to reboot the device.
152 -
153 -
154 -=== 1.7.5  LED ===
155 -
156 -
157 -The LED will blink when :
158 -
159 -1.  Boot the device in flash mode
160 -
161 -2.  Send an uplink packet
162 -
163 -
164 -== 1.8  Magnet Distance ==
165 -
166 -
167 -(% style="color:blue" %)**Wood Door:**(%%) 10 ~~ 30mm
168 -
169 -(% style="color:blue" %)**Iron Door:**(%%)**    **30 ~~ 45mm
170 -
171 -
172 172  = 2.  Use NDS03A to communicate with IoT Server =
173 173  
174 174  == 2.1  How it works ==
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361 361  )))
362 362  |(% style="width:98px" %)[[Time stamp>>||anchor="H2.4.7A0Timestamp"]]|(% style="width:115px" %)Door Status(pb14)|(% style="width:92px" %)door open num(pb14)|(% style="width:99px" %)last open time(pb14)|(% style="width:67px" %)Time stamp|(% style="width:74px" %)...
363 363  
364 -
365 365  (% style="color:blue" %)**When AT+TTRCHANNEL=2:**
366 366  
367 367  
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379 379  )))
380 380  |(% style="width:102px" %)last open time(pb14)|(% style="width:93px" %)Door Status(pb15)|(% style="width:91px" %)door open num(pb15)|(% style="width:100px" %)last open time(pb15)|(% style="width:63px" %)[[Time stamp>>||anchor="H2.4.7A0Timestamp"]]|(% style="width:87px" %)......
381 381  
382 -
383 383  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDS03A uplink data.
384 384  
385 385  [[image:image-20221117145932-2.png]]
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411 411  
412 412  * (% style="color:#037691" %)**Timestamp:**(%%) 0x637590df =1668649183 (Unix Time)
413 413  
414 -
415 415  == 2.4  Payload Explanation and Sensor Interface ==
416 416  
417 417  === 2.4.1  Device ID ===
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528 528  * After NDS03A join NB-IoT network. The LED will be ON for 3 seconds.
529 529  * For each uplink probe, LED will be on for 500ms.
530 530  
531 -
532 532  == 2.7  Alarm Base on Timeout ==
533 533  
534 534  
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853 853  
854 854  * NDS03A Open/Close Door Sensor x 1
855 855  
856 -
857 -
858 858  = 9.  Support =
859 859  
860 860  
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