Summary of Contents for DirekTronik LSN50v2-D20
- Page 1 LSN50v2-D20-D22-D23 LoRaWAN Temperature Sensor User Manual last modified by Xiaoling on 2023/03/07 17:41...
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Page 2: Table Of Contents
4. Use AT Command ................................23 4.1 Access AT Commands ............................. 23 5. FAQ ....................................25 5.1 What is the frequency range of LSN50v2-D20? ....................25 5.2 What is the Frequency Plan? ........................... 25 5.3 How to update the firmware? ........................... 25 6. ... - Page 3 User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual Table of Contents: • 1. Introduction • 1.1 What is LSN50V2-D2x LoRaWAN Temperature Sensor • 1.2 Specifications • 1.3 Features • 1.4 Applications • 1.5 Hardware Variant •...
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Page 4: Introduction
User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual • 3. Battery & How to replace • 3.1 Battery Type • 3.2 Replace Battery • 3.3 Power Consumption Analyze • 3.3.1 Battery Note • 3.3.2 Replace the battery •... -
Page 5: Features
User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual • Supply Voltage: built in 8500mAh Li-SOCI2 battery • Operating Temperature: -40 ~ 85°C Temperature Sensor: • Range: -55 to + 125°C • Accuracy ±0.5°C (max ±2.0 °C). -
Page 6: Pin Definitions And Switch
User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual LSN50v2 D20 1 x DS28B20 Probe Cable Length : 2 meters sensor cable is made by Silica Gel for higher temperature tolerance. LSN50v2 D22 2 x DS28B20 Probes Cable lengths total 1.5meters per probe... -
Page 7: Jumper Jp2
User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual The device is pre-configured to connect to temperature sensor. The other pins are not used. If user want to know more about other pins, please refer the user manual of LSn50v2 at: http://www.dragino.com/downloads/index.php? - Page 8 User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual The DLOS8 is already set to connect to TTN . What the rest we need to is register the LSN50V2-D20 to TTN: Step 1: Create a device in TTN with the OTAA keys from LSN50V2-D20.
- Page 9 User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual Add APP EUI and DEV EUI： Page 9 / 27 - last modified by Xiaoling on 2023/03/07 17:41...
- Page 10 User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual Add APP EUI in the application： Page 10 / 27 - last modified by Xiaoling on 2023/03/07 17:41...
- Page 11 User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual Add APP KEY Page 11 / 27 - last modified by Xiaoling on 2023/03/07 17:41...
- Page 12 User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual Step 2: Power on LSN50v2-D20 Page 12 / 27 - last modified by Xiaoling on 2023/03/07 17:41...
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Page 13: Uplink Payload
User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual Step 3: LSN50V2-D20 will auto join to TTN network via the LoRaWAN coverage by DLOS8. After join success, LSN50V2-D20 will start to uplink temperature value to server. 2.3 Uplink Payload 2.3.1 ... - Page 14 User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual Battery: Check the battery voltage. Ex1: 0x0B45 = 2885mV Ex2: 0x0B49 = 2889mV Temperature RED or Temperature White : This point to the Red probe in LSN50 v2-D20 or the probe of LSN50v2- D22/D23 White...
- Page 15 User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual Example: If payload is: 0105H: (0105 & 8000 == 0), temp = 0105H /10 = 26.1 degree If payload is: FF3FH : (FF3F & 8000 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
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Page 16: Payload Decoder File
User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual D22: White <--> C1 Red <--> C2 D23: White <-->C1 Red <--> C2 Black <--> C3 2.3.2 Payload Decoder file In TTN, use can add a custom payload so it shows friendly. ... - Page 17 D22-D23 LoRaWAN Temperature Sensor User Manual User can use AT+18ALARM command to set the alarm low limit or high limit. Device will check the temperature every minute, if the temperature lower than low limit or greater than high limit. LSN50v2-D20 will send an Alarm packet base on Confirmed Uplink Mode...
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Page 18: Configure Lsn50V2-D20
User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual 2.5 Configure LSN50v2-D20 LSN50V2-D20 supports configuration via LoRaWAN downlink command or AT Commands. • Downlink command instructions for different platform: Use Note for Server(IoT LoRaWAN Server) •... -
Page 19: Sensor Related Commands
User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual These commands can be found on the wiki: End Device AT Commands and Downlink Commands 2.5.2 Sensor related commands Set Alarm Threshold: 1. Set All Probes: AT+18ALARM=min,max •... -
Page 20: Led Status
User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual Example: Explain: • Alarm & MOD bit is 0x7C, 0x7C >> 2 = 0x31: Means this message is the Alarm settings message. 2.6 LED Status LSN50-v2-D20 has an internal LED, it will active in below situation: •... -
Page 21: Replace Battery
User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance. Minimum Working Voltage for the LSN50V2-D2X: LSN50V2-D2X: ... - Page 22 User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual The battery related documents as below: • Battery Dimension, • Lithium-Thionyl Chloride Battery datasheet, • Lithium-ion Battery-Capacitor datasheet, Tech Spec Page 22 / 27 - last modified by Xiaoling on 2023/03/07 17:41...
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Page 23: Battery Note
4. Use AT Command 4.1 Access AT Commands User can use a USB to TTL adapter to connect to LSN50V2-D20 to use AT command to configure the device. Example is as below: Page 23 / 27 - last modified by Xiaoling on 2023/03/07 17:41... - Page 24 User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual Page 24 / 27 - last modified by Xiaoling on 2023/03/07 17:41...
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Page 25: Faq
D22-D23 LoRaWAN Temperature Sensor User Manual 5. FAQ 5.1 What is the frequency range of LSN50v2-D20? Different LSN50V2-D20 version supports different frequency range, below is the table for the working frequency and recommend bands for each model: 5.2 What is the Frequency Plan? Please refer Dragino End Node Frequency Plan: ... -
Page 26: Trouble Shooting
User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual 6. Trouble Shooting 6.1 AT Command input doesn't work In the case if user can see the console output but can't type input to the device. Please check if you already... - Page 27 User Manual for LoRaWAN End Nodes - LSN50v2-D20- D22-D23 LoRaWAN Temperature Sensor User Manual Page 27 / 27 - last modified by Xiaoling on 2023/03/07 17:41...
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