Table of Contents
Related Manuals for ICP DAS USA LRA-900
Summary of Contents for ICP DAS USA LRA-900
- Page 1 User Manual Version 1.1.0 Sep. 2020 LRA-900 (RS-232/RS-485 to LoRa Radio Modem) LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual Version 1.0.0 Page： Copyright © 2018 ICP DAS Co., Ltd. All Rights Reserved E-mail: service@icpdas.com...
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Page 2: Table Of Contents
3.2. Setting up the LRA-900 ....................13 3.3. LRA-900 RSSI Test ....................... 18 Appendix A. Dimensions ......................20 Appendix B. Revision History ....................21 LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual Version 1.0.0 Page： Copyright © 2018 ICP DAS Co., Ltd. All Rights Reserved... - Page 3 Contact us If you encounter any problems while operating this device, feel free to contact us via mail at: service@icpdas.com. LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual Version 1.0.1 Page： Copyright © 2018 ICP DAS Co., Ltd. All Rights Reserved...
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Page 4: Introduction
RF bit rate 10,000 bps. In order to overcome the interference that may be encountered in harsh environments, the LRA-900 allows the RF transmission bit rate to be configured to a minimum of 250 bps, enhancing the capability of the modem to resist noise and other interference. -
Page 5: Features
Isolation: 3000 VDC for DC-to-DC, 2500 Vrms using a photocoupler DIN-Rail mountable Operating temperature, -25 °C ~ +75 °C LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual Version 1.0.1 Page： Copyright © 2018 ICP DAS Co., Ltd. All Rights Reserved... -
Page 6: Specification
-25 °C ~ +75 °C Storage Temperature -30 °C ~ +80 °C Relative Humidity 10 ~ 90% RH, Non-condensing LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual Version 1.0.1 Page： Copyright © 2018 ICP DAS Co., Ltd. All Rights Reserved E-mail: service@icpdas.com... -
Page 7: Getting Started
RS-485 Logic High RS-485 Logic Low F.G. Frame Ground RS-232 Ground RS-232 Transmit Data Pin RS-232 Received Data Pin LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual Version 1.0.1 Page： Copyright © 2018 ICP DAS Co., Ltd. All Rights Reserved E-mail: service@icpdas.com... -
Page 8: Led Indicator
Each module’s “Device ID” must be different from each other. 0x00 and 0xFF are reserved for broadcast id used. LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual Version 1.0.1 Page： Copyright © 2018 ICP DAS Co., Ltd. All Rights Reserved... -
Page 9: Dip Switch Setting
Init / Run Mode interface. Run Mode: Use to transmit data to the RF side via COM 0 interface. LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual Version 1.0.1 Page： Copyright © 2018 ICP DAS Co., Ltd. All Rights Reserved E-mail: service@icpdas.com... -
Page 10: Software Utility
Step 2: Install .NET Framework 3.5 component The LRA-900 Utility tool requires the “.NET Framework 3.5 components”. If your PC’s environment does not has “.NET Framework 3.5 components”, it will start to install .NET Framework 3.5 components from the web site, after executing the “Setup.exe” file. - Page 11 After installing the .Net Framework components, the software will continue to install the Utility tool. Click the “Next” button to continue. Select the installation path of the LRA-900 Utility and click the “Next” button. LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual Version 1.0.1 Page：...
- Page 12 Confirm the installation. Click the “Next” button to start the installation Installation complete. Click the “Close” button to exit LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual Version 1.0.1 Page： Copyright © 2018 ICP DAS Co., Ltd. All Rights Reserved...
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Page 13: Setting Up The Lra-900
After installing the utility tool, please follow the following steps to set up the communication between the Utility and the LRA-900. Step 1: Connect the PC available COM port with the RS-232 port of the LRA-900 device via CA-0910 cable. Users can find the communication cable (CA-0910) in the product box. - Page 14 Step 3: Execute the LRA-900 Utility tool. Step 4: Select the necessary PC’s COM Port which connected with the LRA-900 module. And then press the ‘Open’ button to connect with module. Step 5: After successfully connected with the module, all device parameters will be shown as below picture.
- Page 15 Group ID, valid range: 0 ~ 255 (0x00 ~ 0xFF). Group ID Group ID Description LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual Version 1.0.1 Page： Copyright © 2018 ICP DAS Co., Ltd. All Rights Reserved E-mail: service@icpdas.com...
- Page 16 32 RF frequencies (864, 864.5, 865, 865.5, 866, LoRa Frequency 866.5, 867, 867.5, 868, 868.5, 869, 869.5, 870, 870.5, 871, 871.5, 915, 915.5, 916, 916.5, 917, LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual Version 1.0.1 Page： Copyright © 2018 ICP DAS Co., Ltd. All Rights Reserved...
- Page 17 0 ~ 15 dBm. Step 7: Press the save button to save all device parameters into module Step 8: After setting, switch the LRA-900 “Init.” Switch to “Off” position and reboot the module. LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual Version 1.0.1...
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Page 18: Lra-900 Rssi Test
3.3. LRA-900 RSSI Test By using the utility tool (v1.10), user can follow the following steps to set up the communication between the Utility and the LRA-900 and check the RSSI information between these two devices. Step 1: Let the module into “Init” mode and use Utility tool to enable the two LRA-900s’... - Page 19 Step 2: After setting, let the two modules into “Normal” mode. Then connect the LRA-900#2’s RS-232 Tx pin with Rx pin. Step 3: Connect PC with LRA-900#1 and use Utility tool’s “Test” mode to test the RSSI info. of these two devices.
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Page 20: Appendix A. Dimensions
Appendix A. Dimensions LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual Version 1.0.1 Page： Copyright © 2018 ICP DAS Co., Ltd. All Rights Reserved E-mail: service@icpdas.com... -
Page 21: Appendix B. Revision History
Modify supported data rate 1.0.1 Nov. 2019 description 1.1.0 Sep, 2020 Add section “3.3 LRA-900 RSSI Test” LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual Version 1.0.1 Page： Copyright © 2018 ICP DAS Co., Ltd. All Rights Reserved E-mail: service@icpdas.com...