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Summary of Contents for Kerlink Worldsensing K20
- Page 1 User Guide K20 Edge Repeater CONNECTIVITY support@worldsensing.com...
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Page 2: Version
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Document Information Version Creation Date Author Description 1.0.0 23/11/2022 Customer Success Final version - User Guide LS K20 Edge Repeater... -
Page 3: Table Of Contents
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Contents Document Information Contents Confidentiality Agreement Purpose Repeater Applications Glossary K20 Edge Repeater models K20 Edge Repeater Specifications Equipment Details Specifications and Ratings Power consumption Communications Radio specifications Limitations Network specifications Message rate capacity Slot times specifications... - Page 4 User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Repeater Configuration Repeater Coverage Test Internet Configuration Network Watchdog Network connection NTP server Cellular configuration Statistics Download Statistics Data Identifiers General Local Devices Remote Access Admin password Remote Tunnel Firewall rules VPN Tunnel...
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Page 5: Confidentiality Agreement
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Confidentiality Agreement All information, products, services, licenses and, in general, whatever revealed by Worldsensing is considered as confidential unless otherwise expressly stated by it. In addition to this confidentiality, no information, product, service, or license can be disclosed, communicated, disseminated, distributed, stored, in whole or in part, or transformed. -
Page 6: Purpose
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Purpose The purpose of this document is to help you successfully install, power, configure and operate the K20 Edge Repeater within your LoRa Tree deployment. You will find product and network specifications, a step-by-step procedure to install and power your Repeater, and a walkthrough of the Repeater user interface to configure... -
Page 7: Repeater Applications
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Repeater Applications The Lora Tree Network has been designed for increasing the radio coverage in those areas that due to their geometry conditions radio communications are limited. It has also been designed for projects where internet connection is not possible. - Page 8 User Guide Worldsensing K20 Edge Repeater Version 1.0.0 SF: Spreading Factor defines the relation between symbol rate and chip rate. A higher spreading factor ● increases sensitivity and range, but also prolongs the airtime of a packet and will likely raise the risk of a collision.
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Page 9: K20 Edge Repeater Models
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 K20 Edge Repeater models Three di erent K20 Edge Repeater models are available for di erent geographical areas. Each country/area defines a specific regulation for the radio to be used, which may vary in the used frequencies and other features. -
Page 10: K20 Edge Repeater Specifications
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 K20 Edge Repeater Specifications Equipment The Worldsensing K20 Edge Repeater is shipped with the following accessories: ● K20 Edge Repeater with internal antenna ● Installation plate with fixing bolt ● Grounding cable ●... -
Page 11: Details
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Details RJ-45 Ethernet connector (with specific provided cable-gland) 2. Reset Button & Status leds 3. USB-C connector (local interface) 4. SIM card slot (Mini Sim) 5. External Antenna connector (N) (antenna adapter required in case of using an external antenna) 6. -
Page 12: Specifications And Ratings
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Specifications and Ratings The K20 Edge Repeater is made of Aluminium Alloy (case) with a high-impact resistant polycarbonate cover, engineered to withstand harsh industrial and outdoor environments. Flammability rating (UL94-V0), as well as good UV and chemical resistance... -
Page 13: Power Consumption
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Power consumption The K20 Edge Repeater is powered by the Ethernet port. It requires being powered according to the IEEE 802.3af Power over Ethernet protocol. This means that the device must be powered using a PoE injector, provided by Worldsensing with the device. -
Page 14: Communications
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Communications The repeater is designed to work without an Internet connection, the internet connection is not needed for normal operation, only the main gateway would have Internet access, however if you want to connect the... - Page 15 User Guide Worldsensing K20 Edge Repeater Version 1.0.0 This table shows the frequency bands the Edge Repeater is able to use for each technology (4G, with 3G and 2G fallback) Band 1 (2100) LTE FDD: Band 2 (1900 PCS) - Max 150Mbps (DL)
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Page 16: Radio Specifications
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Radio specifications The type of available radios varies depending on the K20 Edge Repeater model. 868 K20 EDGE REPEATER This Edge Repeater is optimized to work in frequencies around 868 MHz (863-874.4MHz) designed for the European region, it supports these radio models: ●... - Page 17 User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Cavity filter compatible with the 4G gateway 915R and K20 Repeater 915 Worldsensing code: WS-ACC-CFIL-915 When using a 6dBi antenna or a cavity filter, it is mandatory to use a coaxial cable between both as shown in the previous picture.
- Page 18 User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Although the Edge Repeater is ready to work without an antenna, as it has an internal one built in, allowing a maximum gain of 2.6 dBi, and coverage close to 75%-90%. The use of the external antenna is highly recommended to provide better radio coverage.
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Page 19: Limitations
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Limitations The K20 Edge Repeater has some limitations to be aware of: It is not compatible with CMT Cloud architecture. ● ● It is not compatible with 3G Gateways. It is not possible to convert CMT Edge normal gateways to/from Edge Repeater gateway, or CMT Cloud ●... -
Page 20: Slot Times Specifications
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 5 min 30 min To use the alternative network capacity of 8 messages/minute, it is necessary to activate dishonored sampling rates. These sampling rates exceed the maximum frequency recommended by the internal algorithm. This may provoke data loss due to messages on air collision. -
Page 21: Radio Sensitivity Specifications
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Sampling rate Nº devices Slot times (s) 5 min 0 - 15 15 min 16 - 50 30 min 51 - 93 1785 94 - 187 3590 Worldsensing’s Digital datalogger LS-DIG does not necessarily comply with the slot times table because readings may take longer to be sent/received. - Page 22 User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Also by clicking on the repeater Id it will be possible to view the repeater's own information.
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Page 23: Network Topology
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Network Topology The LoRa Tree network follows a downstream configuration logic in which devices are arranged in a fashion similar to the branches of a tree. Devices at the lower level are connected to devices at the next higher level, which resembles a tree-like structure. -
Page 24: K20 Edge Repeater Installation
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 K20 Edge Repeater installation The K20 Edge Repeater has been designed to be easy to install and deploy on the field. A unique template is provided together with the repeater, which allows a fast mounting and unmounting of the device. - Page 25 User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Once the Edge Repeater has been presented to the template, it can be locked to it by screwing the security screw in the lowest part of the template. Note: Check the earthing cable has been fixed to the earthing screw on the back of the Edge Repeater before presenting it.
- Page 26 User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Once the Edge Repeater is installed and deployed it is necessary to close and tighten the two round covers for the USB-C and SIM Card interfaces; The transparent one for the USB-C connector and Status leds, and the black one for the SIM Card slot.
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Page 27: Powering Options
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Powering options The K20 Edge Repeater has a unique input port to be powered; the Ethernet port. This port allows powering the device using an Ethernet cable with an RJ-45 connector. Di erent alternatives can be used to power the Edge Repeater, depending on the deployment. -
Page 28: External Dc Power Source
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 External DC power source The Edge Repeater can also be powered using a 42 to 57 VDC input, using the same wiring; the Ethernet RJ45 connector. The power supply must be isolated. -
Page 29: Local Access
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Local access Currently there are 2 ways to access the menu of the K20 Edge Repeater: Using a USB to USB-C cable. Connecting one USB side of the cable to the computer and the other USB-C side to the USB-C connector on the repeater. -
Page 30: System Deployment Using Edge Repeaters
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 System Deployment Using Edge Repeaters Planification of the Network A Lora Tree Network requires some previous planification to simplify and optimize the installation. An estimation of the required repeaters should be done in advance according to the geometry and length that needs to be covered (find attached a use case for an underground mining site), taking into consideration radio... - Page 31 User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Once the main Gateway is powered up and configured, the first step will be to position the first repeater. The user can have an idea of the position of the first repeater by placing it at the furthest position from the Gateway where communication at SF7 is possible.
- Page 32 User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Once this first location has been defined and the Edge Repeater is installed and configured according to the Edge Repeater configuration section, the position for a second repeater can be tested by doing the same process (always within the indicative distances that can be reached).
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Page 33: Configuration Process
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Configuration Process Recommendations: ● Set up and configure the Edge Repeater in a controlled environment rather than doing it in an outdoor or working environment. ● Do some pre-planning beforehand to know where to install the main GW and repeaters. - Page 34 User Guide Worldsensing K20 Edge Repeater Version 1.0.0 2. Access the gateway GUI and from the menu “Configuration -> Repeater plugin”, enable the “Repeater Plugin” to allow sending and receiving messages from the repeaters. 3. From the “Repeater plugin” tab, insert in the list of “Downstream devices'' a.
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Page 35: Edge Repeater Configuration
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Edge Repeater Configuration: Choose a desired location to install the Edge Repeater, and before you install it: a. Move with a node to the desired installation location of the Edge Repeater, and using the node plus the Worldsensing app perform a Link Check Test. - Page 36 User Guide Worldsensing K20 Edge Repeater Version 1.0.0 We recommend using the configuration “b”, using “non-consecutive IDs” since it allows you the possibility to add additional repeaters among the existing ones and make the repeater network bigger, without having to modify all the configuration of the chain.
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Page 37: How To Add A New Edge Repeater To The Network
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 c. Add the list of Downstream devices: This is the list of Worldsensing Nodes that belong to another repeater further down the chain away from the Gateway. 1. Insert the Worldsensing Node Serial Numbers, one per line. -
Page 38: How To Add A New Node To An Edge Repeater
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 If the new repeater is the last one in the chain of repeaters, then it will not be necessary to modify the ID configuration of the rest, it is enough to assign a higher number of all since the new repeater will be the furthest from the main gateway. - Page 39 User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Displays general information about the device and status Gateway ID: Set by Worldsensing, di erent to manufacturer S/N, can not be modified. ● Worldsensing Node ID: Set by Worldsensing, can not be modified.
- Page 40 User Guide Worldsensing K20 Edge Repeater Version 1.0.0 This information is provided by the ISP, it may not be shown even if the interface is active. Status: Indicates whether or not the current cellular modem status is correct. ● IMSI: Identification number of a given user in a cellular network.
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Page 41: Low-Power Radio Configuration
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Low-Power Radio Configuration This page allows configuring Wireless Sensor Radio Network parameters. There are three di erent models of K20 Edge Repeaters, with di erent radio models available, according to the geographical areas where they may be placed. The radio model will be selected based on the local regulations defined by the country where the device will be located. -
Page 42: Repeater Configuration
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Country and frequency (Network type) Varies depending on the Edge Repeater model. Check the appropriate radio model according to the ● country regulations. Depending on the network model, di erent channel groups, channels or specific spreading factors may ●... - Page 43 User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Edge nodes and edge repeaters that are within 1 hop distance are considered "Local devices" and must be configured accordingly on the repeater. There are some considerations to have into account when configuring the local devices on the repeater: ●...
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Page 44: Repeater Coverage Test
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Repeater Coverage Test For installation purposes, you can perform a Coverage Test and check the results in the Main Gateway. Once the coverage test is executed a token number will be received. -
Page 45: Internet Configuration
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Internet Configuration It allows selecting the interface the K20 Edge Repeater will use to connect to the Internet. It can be done via Ethernet physical interface using an ethernet cable with an RJ-45 connector (either LAN or WAN) or Cellular, by inserting a SIM card. -
Page 46: Ntp Server
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 In future versions starting with version 1.0.1 onwards, the Edge Repeater will maintain a ■ database of APNs in its internal memory, from where the device will select the most appropriate APN settings and attempt to connect. -
Page 47: Cellular Configuration
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 it is required to press the “Save configuration” button, and perform a reboot of the device to apply the changes. However the date/time of the Edge Repeater is also synchronized with the date/time of the Main Gateway through a “TimeCorrection”... -
Page 48: Log
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Important: the Edge Repeater will automatically attempt to unlock the SIM card. ■ In case the configured PIN and the real one are di erent, the SIM card will get blocked once the system exhausts the three possible attempts. -
Page 49: Statistics
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Timestamp: Shows the Date/Time of the logged event. Type: Local UP: Message from a device configured locally. Repeated UP: Message repeated from a downstream repeater. Repeater: In case the event is a repeated message it will show the repeater ID where it came from. -
Page 50: Identifiers
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Identifiers It shows identification information of the Edge Repeater, such as: ● Repeater ID: It is the ID of the repeater within the wireless network, it is the same ID configured from the Repeater Configuration menu. -
Page 51: Local
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Local It shows information of the stats of the repeater as a node, such as: ● Uplinks Sent: Number of uplink packets generated by the repeater. ● Downlinks Sent: Number of downlink packets received by the repeater. -
Page 52: Admin Password
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Local interface using the USB-C to Ethernet adapter. ● If required, the factory administrator user password can be changed from this menu. The previous Admin password will be required when the device is accessed remotely, but no when modifying it through the local access. -
Page 53: Firewall Rules
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 There is one scenario where this tunnel should be disabled only: When using a fixed public IP address, then the edge repeater can be accessed using the fixed IP instead of the VPN tunnel. -
Page 54: Update Firmware
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Cellular networks usually allow communication through these ports without any additional configuration. TCP 443 (HTTPS port): This port is the one used to access the Edge Repeater via the web. UDP 1194 (VPN port): This port is used to enable remote access. -
Page 55: Environmental Best Practices
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Environmental best practices Installation and operation Please install Worldsensing products in an energy-e cient manner by minimizing power usage for computers, mobile phones or other devices needed for setup and configuration. Minimize the use of small components needed for installation, like mounting brackets and other connection materials. -
Page 56: Certifications
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 The cost of environmental waste management is included in the battery's selling price. By following these best practices you can help protect the environment. Thank you for your cooperation. Certifications LS-G6-KIO-GW-923 / LS-M6-KIO-GW-923 / RPK20E923 Models Brazil: "Este equipamento não tem direito à... -
Page 57: Contact Worldsensing
User Guide Worldsensing K20 Edge Repeater Version 1.0.0 Mozambique: LS-G6-KIO-GW-915 / LS-M6-KIO-GW-915 / RPK20E915 Models / LS-G6-KIO-GW-915R USA: 2AFYS-KLK915LOI Canada: Technical acceptance certificate IC: 20637-KLK915LOI Contact Worldsensing Customer Success department for more information about these and other regions. CONTACT WORLDSENSING...
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