Changes for page LT-22222-L -- LoRa I/O Controller User Manual
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... ... @@ -19,36 +19,30 @@ 19 19 20 20 = 1.Introduction = 21 21 22 -== 1.1 What is LT SeriesI/O Controller ==22 +== 1.1 What is the LT-22222-L I/O Controller? == 23 23 24 24 ((( 25 - 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 -))) 26 +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. 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. 28 +The LT-22222-L I/O Controller simplifies and enhances I/O monitoring and controlling. It 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 useenvironment includes:33 +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 -((( 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. 46 -))) 36 +> The LT Series I/O Controllers are designed for easy, low-cost installation on LoRaWAN networks. 47 47 48 48 ((( 49 - 2) User can setupa LoRaWAN gateway locally andconfigure thecontroller toconnecttothegatewayviawireless.39 +You can connect the LT-22222-L I/O Controller to a LoRaWAN network service provider in several ways: 50 50 51 - 41 +* 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. 42 +* 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. 43 +* Setup your own private LoRaWAN network. 44 + 45 +> You can use the Dragino LG308 gateway to expand or create LoRaWAN coverage in your area. 52 52 ))) 53 53 54 54 ((( ... ... @@ -64,11 +64,10 @@ 64 64 * STM32L072xxxx MCU 65 65 * SX1276/78 Wireless Chip 66 66 * Power Consumption: 61 +** Idle: 4mA@12v 62 +** 20dB Transmit: 34mA@12v 63 +* 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 76 +* Frequency Range: 77 +** Band 1 (HF): 862 ~~ 1020 Mhz 78 +** Band 2 (LF): 410 ~~ 528 Mhz 79 +* 168 dB maximum link budget. 80 +* +20 dBm - 100 mW constant RF output vs. 81 +* +14 dBm high efficiency PA. 82 +* Programmable bit rate up to 300 kbps. 83 +* High sensitivity: down to -148 dBm. 84 +* Bullet-proof front end: IIP3 = -12.5 dBm. 85 +* Excellent blocking immunity. 86 +* Low RX current of 10.3 mA, 200 nA register retention. 87 +* Fully integrated synthesizer with a resolution of 61 Hz. 88 +* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation. 89 +* Built-in bit synchronizer for clock recovery. 90 +* Preamble detection. 91 +* 127 dB Dynamic Range RSSI. 92 +* Automatic RF Sense and CAD with ultra-fast AFC. 93 +* 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 == ... ... @@ -192,41 +192,75 @@ 192 192 * 1 x Counting Port 193 193 ))) 194 194 195 -= 2. PowerONDevice =131 += 2. Assembling the Device = 196 196 133 +== 2.1 What is included in the package? == 197 197 198 -((( 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 -))) 135 +The package includes the following items: 201 201 202 -((( 203 -PWR will on when device is properly powered. 137 +* 1 x LT-22222-L I/O Controller 138 +* 1 x LoRaWAN antenna matched to the frequency of the LT-22222-L 139 +* 1 x bracket for wall mounting 140 +* 1 x programming cable 204 204 205 - 206 -))) 142 +Attach the LoRaWAN antenna to the connector labeled **ANT** (located on the top right side of the device, next to the upper terminal block). Secure the antenna by tightening it clockwise. 207 207 144 +== 2.2 Terminals == 145 + 146 +Upper screw terminal block (from left to right): 147 + 148 +(% style="width:634px" %) 149 +|=(% style="width: 295px;" %)Terminal|=(% style="width: 338px;" %)Function 150 +|(% style="width:295px" %)GND|(% style="width:338px" %)Ground 151 +|(% style="width:295px" %)VIN|(% style="width:338px" %)Input Voltage 152 +|(% style="width:295px" %)AVI2|(% style="width:338px" %)Analog Voltage Input Terminal 2 153 +|(% style="width:295px" %)AVI1|(% style="width:338px" %)Analog Voltage Input Terminal 1 154 +|(% style="width:295px" %)ACI2|(% style="width:338px" %)Analog Current Input Terminal 2 155 +|(% style="width:295px" %)ACI1|(% style="width:338px" %)Analog Current Input Terminal 1 156 + 157 +Lower screw terminal block (from left to right): 158 + 159 +(% style="width:633px" %) 160 +|=(% style="width: 296px;" %)Terminal|=(% style="width: 334px;" %)Function 161 +|(% style="width:296px" %)RO1-2|(% style="width:334px" %) 162 +|(% style="width:296px" %)RO1-1|(% style="width:334px" %) 163 +|(% style="width:296px" %)RO2-2|(% style="width:334px" %) 164 +|(% style="width:296px" %)RO2-1|(% style="width:334px" %) 165 +|(% style="width:296px" %)DI2+|(% style="width:334px" %) 166 +|(% style="width:296px" %)DI2-|(% style="width:334px" %) 167 +|(% style="width:296px" %)DI1+|(% style="width:334px" %) 168 +|(% style="width:296px" %)DI1-|(% style="width:334px" %) 169 +|(% style="width:296px" %)DO2|(% style="width:334px" %) 170 +|(% style="width:296px" %)DO1|(% style="width:334px" %) 171 + 172 +== 2.3 Powering == 173 + 174 +(% style="line-height:1.38" %) 175 +(% 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 LT-22222-L I/O Controller can be powered by a 7–24V DC power source.(%%) Connect the power supply’s positive wire to the VIN screw terminal and the negative wire to the GND screw terminal. (% 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 power indicator (PWR) LED will turn on when the device is properly powered. 176 + 177 + 208 208 [[image:1653297104069-180.png]] 209 209 210 210 211 211 = 3. Operation Mode = 212 212 213 -== 3.1 How it work s? ==183 +== 3.1 How does it work? == 214 214 215 - 216 216 ((( 217 -The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second. 186 +The LT-22222-L is configured to operate in LoRaWAN Class C mode by default. It supports OTAA (Over-the-Air Activation), which is the most secure method for activating a device with a LoRaWAN network server. The LT-22222-L comes with device registration information that allows you to register it with a LoRaWAN network, enabling the device to perform OTAA activation with the network server upon initial power-up and after any subsequent reboots. 187 + 188 +For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second. 218 218 ))) 219 219 220 220 ((( 221 -In case u sercan't set theOTAAkeys in the network server andhasouse theexisting keysfrom server.Usercan[[usesetthekeys in the devices.192 +In case you can't set the root key and other identifiers in the network server and must use them from the server, you can use [[AT Commands>>||anchor="H4.UseATCommand"]] to configure them on the device. 222 222 ))) 223 223 224 224 225 -== 3.2 Example tojoin LoRaWAN network ==196 +== 3.2 Joining the LoRaWAN network server == 226 226 227 - 228 228 ((( 229 -Th ischaptershowsanexample forhowtojointhe TTNLoRaWANNetwork. Below is thenetwork structure, we useourLG308asLoRaWANgateway here.199 +The diagram below shows how the LT-22222-L connects to a typical LoRaWAN network. 230 230 231 231 232 232 ))) ... ... @@ -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 1621 +|**DO1**|For LT-22222-L: ON when DO1 is low, LOW when DO1 is high 1622 +|**DO2**|For LT-22222-L: ON when DO2 is low, LOW when DO2 is high 1623 +|**DI1**|((( 1624 +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 1627 +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**| 1629 +|**RO1**|For LT-22222-L: ON when RO1 is closed, LOW when RO1 is open 1630 +|**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
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