Skip to Content
Last modified by Mengting Qiu on 2025/06/04 18:42
From version 133.1
edited by Edwin Chen
on 2024/05/08 22:27
Change comment: There is no comment for this version
To version 137.2
edited by Dilisi S
on 2024/10/30 02:28
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
1 +XWiki.pradeeka
Content
... ... @@ -25,30 +25,28 @@
25 25  
26 26  
27 27  (((
28 -The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
29 -)))
30 -)))
28 +(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)The Dragino (% style="color:blue" %)**LT-22222-L I/O Controller**(%%) is an advanced LoRaWAN device designed to provide seamless wireless long-range connectivity with various I/O options, including analog current and voltage inputs, digital inputs and outputs, and relay outputs. The LT-22222-L simplifies and enhances I/O monitoring and controlling.
31 31  
32 -(((
33 -The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
30 +The Dragino LT-22222-L I/O Controller is ideal for professional applications in wireless sensor networks, including irrigation systems, smart metering, smart cities, building automation, and more. These controllers are designed for easy, cost-effective deployment using LoRa wireless technology.
34 34  )))
35 -
36 -(((
37 -The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology.
38 38  )))
39 39  
40 40  (((
41 -The use environment includes:
35 +With the LT-22222-L I/O Controller, users can transmit data over ultra-long distances with low power consumption using LoRa, a spread-spectrum modulation technique derived from chirp spread spectrum (CSS) technology that operates on license-free ISM bands.
42 42  )))
43 43  
44 44  (((
45 -1) If user's area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
39 +(% style="line-height:1.38; margin-top:16px; margin-bottom:16px" %)
40 +The LT Series I/O Controllers are designed for easy, low-cost installation on LoRaWAN networks.
46 46  )))
47 47  
48 48  (((
49 -2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
44 +(% style="line-height:1.38; margin-top:16px; margin-bottom:16px" %)
45 +(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)You can connect the LT-22222-L I/O Controller to a LoRaWAN network service provider in several ways:
50 50  
51 -
47 +* (% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)If there is public LoRaWAN network coverage in the area where you plan to install the device (e.g., The Things Network), you can select a network and register the LT-22222-L I/O controller with it.
48 +* (% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)If there is no public LoRaWAN coverage in your area, you can set up a LoRaWAN gateway, or multiple gateways, and connect them to a LoRaWAN network server to create adequate coverage. Then, register the LT-22222-L I/O controller with this network.
49 +* (% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)Setup your own private LoRaWAN network.
52 52  )))
53 53  
54 54  (((
... ... @@ -64,11 +64,10 @@
64 64  * STM32L072xxxx MCU
65 65  * SX1276/78 Wireless Chip 
66 66  * Power Consumption:
65 +** Idle: 4mA@12v
66 +** 20dB Transmit: 34mA@12v
67 +* Operating Temperature: -40 ~~ 85 Degree, No Dew
67 67  
68 -* Idle: 4mA@12v
69 -* 20dB Transmit: [[34mA@12v>>mailto:34mA@12v]]
70 -
71 -
72 72  (% style="color:#037691" %)**Interface for Model: LT22222-L:**
73 73  
74 74  * 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
... ... @@ -78,101 +78,44 @@
78 78  * 2 x 0~~30V Analog Input (res:0.01v)
79 79  * Power Input 7~~ 24V DC. 
80 80  
81 -
82 82  (% style="color:#037691" %)**LoRa Spec:**
83 83  
80 +* Frequency Range:
81 +** Band 1 (HF): 862 ~~ 1020 Mhz
82 +** Band 2 (LF): 410 ~~ 528 Mhz
83 +* 168 dB maximum link budget.
84 +* +20 dBm - 100 mW constant RF output vs.
85 +* +14 dBm high efficiency PA.
86 +* Programmable bit rate up to 300 kbps.
87 +* High sensitivity: down to -148 dBm.
88 +* Bullet-proof front end: IIP3 = -12.5 dBm.
89 +* Excellent blocking immunity.
90 +* Low RX current of 10.3 mA, 200 nA register retention.
91 +* Fully integrated synthesizer with a resolution of 61 Hz.
92 +* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
93 +* Built-in bit synchronizer for clock recovery.
94 +* Preamble detection.
95 +* 127 dB Dynamic Range RSSI.
96 +* Automatic RF Sense and CAD with ultra-fast AFC.
97 +* Packet engine up to 256 bytes with CRC.
84 84  
85 -* (((
86 -(((
87 -Frequency Range:
88 -)))
89 -
90 -* (((
91 -Band 1 (HF): 862 ~~ 1020 Mhz
92 -)))
93 -* (((
94 -Band 2 (LF): 410 ~~ 528 Mhz
95 -)))
96 -)))
97 -* (((
98 -168 dB maximum link budget.
99 -)))
100 -* (((
101 -+20 dBm - 100 mW constant RF output vs.
102 -)))
103 -* (((
104 -+14 dBm high efficiency PA.
105 -)))
106 -* (((
107 -Programmable bit rate up to 300 kbps.
108 -)))
109 -* (((
110 -High sensitivity: down to -148 dBm.
111 -)))
112 -* (((
113 -Bullet-proof front end: IIP3 = -12.5 dBm.
114 -)))
115 -* (((
116 -Excellent blocking immunity.
117 -)))
118 -* (((
119 -Low RX current of 10.3 mA, 200 nA register retention.
120 -)))
121 -* (((
122 -Fully integrated synthesizer with a resolution of 61 Hz.
123 -)))
124 -* (((
125 -FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
126 -)))
127 -* (((
128 -Built-in bit synchronizer for clock recovery.
129 -)))
130 -* (((
131 -Preamble detection.
132 -)))
133 -* (((
134 -127 dB Dynamic Range RSSI.
135 -)))
136 -* (((
137 -Automatic RF Sense and CAD with ultra-fast AFC.
138 -)))
139 -* (((
140 -Packet engine up to 256 bytes with CRC.
141 -
142 -
143 -
144 -)))
145 -
146 146  == 1.3 Features ==
147 147  
148 -
149 149  * LoRaWAN Class A & Class C protocol
150 -
151 151  * Optional Customized LoRa Protocol
152 -
153 153  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
154 -
155 155  * AT Commands to change parameters
156 -
157 157  * Remote configure parameters via LoRa Downlink
158 -
159 159  * Firmware upgradable via program port
160 -
161 161  * Counting
162 162  
163 163  == 1.4 Applications ==
164 164  
165 -
166 166  * Smart Buildings & Home Automation
167 -
168 168  * Logistics and Supply Chain Management
169 -
170 170  * Smart Metering
171 -
172 172  * Smart Agriculture
173 -
174 174  * Smart Cities
175 -
176 176  * Smart Factory
177 177  
178 178  == 1.5 Hardware Variants ==
... ... @@ -194,17 +194,10 @@
194 194  
195 195  = 2. Power ON Device =
196 196  
197 -
198 -(((
199 199  The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
200 -)))
201 201  
202 -(((
203 203  PWR will on when device is properly powered.
204 204  
205 -
206 -)))
207 -
208 208  [[image:1653297104069-180.png]]
209 209  
210 210  
... ... @@ -1634,9 +1634,6 @@
1634 1634  (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1635 1635  |(% style="background-color:#4f81bd; color:white; width:50px" %)**LEDs**|(% style="background-color:#4f81bd; color:white; width:460px" %)**Feature**
1636 1636  |**PWR**|Always on if there is power
1637 -|**SYS**|(((
1638 -After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message.
1639 -)))
1640 1640  |**TX**|(((
1641 1641  (((
1642 1642  Device boot: TX blinks 5 times.
... ... @@ -1651,20 +1651,16 @@
1651 1651  )))
1652 1652  )))
1653 1653  |**RX**|RX blinks once when receive a packet.
1654 -|**DO1**|
1655 -|**DO2**|
1656 -|**DO3**|
1657 -|**DI2**|(((
1658 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1584 +|**DO1**|For LT-22222-L: ON when DO1 is low, LOW when DO1 is high
1585 +|**DO2**|For LT-22222-L: ON when DO2 is low, LOW when DO2 is high
1586 +|**DI1**|(((
1587 +For LT-22222-L: ON when DI1 is high, LOW when DI1 is low
1659 1659  )))
1660 1660  |**DI2**|(((
1661 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1590 +For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1662 1662  )))
1663 -|**DI2**|(((
1664 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1665 -)))
1666 -|**RO1**|
1667 -|**RO2**|
1592 +|**RO1**|For LT-22222-L: ON when RO1 is closed, LOW when RO1 is open
1593 +|**RO2**|For LT-22222-L: ON when RO2 is closed, LOW when RO2 is open
1668 1668  
1669 1669  = 4. Use AT Command =
1670 1670