Elvaco CMi6110 User Manual
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Elvaco CMi6110 User Manual

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CMi6110
User's Manual
English
V1.3
CMi6110 User's Manual English

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Summary of Contents for Elvaco CMi6110

  • Page 1 CMi6110 User’s Manual English V1.3 CMi6110 User’s Manual English...

  • Page 2: Table Of Contents

    CMi6110 User’s Manual English CONTENTS DOCUMENT NOTES ..................... 4 ..................4 OPYRIGHT AND TRADEMARK ........................4 ONTACTS IMPORTANT USAGE AND SAFETY INFORMATION ........... 5 USING THIS MANUAL ....................6 ....................6 URPOSE AND AUDIENCE ...................... 6 NLINE RESOURCES ........................6 YMBOLS INTRODUCTION ......................
  • Page 3 CMi6110 User’s Manual English DOCUMENT HISTORY ....................41 10.1 ........................41 ERSIONS REFERENCES ......................42 11.1 ..................42 ERMS AND ABBREVIATIONS 11.2 ..................42 UMBER REPRESENTATION CMi6110 User’s Manual English page | 3 (42) [2022-10] v1.3...

  • Page 4: Document Notes

    Copyright and trademark © 2022 Elvaco AB. All rights reserved. No part of the contents of this manual may be transmitted or reproduced in any form by any means without the written permission of Elvaco AB. Printed in Sweden.

  • Page 5: Important Usage And Safety Information

    Failure to comply with these precautions violates safety standards of design, manufacture and intended use of the product. Elvaco AB assumes no liability for customer’s failure to comply with these precautions.

  • Page 6: Using This Manual

    CMi6110 User’s Manual English Using this manual Purpose and audience This manual provides all information needed to mount, connect, configure and integrate a CMi6110 NB- IoT module and targets system integrators. This manual will provide device-specific information for CMi6110, such as status/configuration parameters and message formats, needed to integrate the module with a DM system and a receiving MD server.

  • Page 7: Introduction

    MQTT-SN and SenML-CBOR for fast and easy integration. • Battery or mains supply operated CMi6110 has several options for power supply. It can be battery operated for up to 10 years with daily transmission of meter data. • One-Touch Commissioning The product uses the Elvaco One-Touch Commissioning (OTC) to configure and deploy products quickly and securely.

  • Page 8: Compatibility

    CMi6110 User’s Manual English Compatibility CMi6110 is compatible with any L+G UH50 meter using software version 5.15 or later and L+G UC50 calculators using software version 8.06 or higher. CMi6110 can be supplied by using one of the following PSUs: Elvaco’s 230V CMip2110 or Landis+Gyr: WZU-110/AC230-xx, WZU-ACDC24-50 or battery WZU-NB-IoT-BAT.

  • Page 9: Getting Started

    CMi6110 User’s Manual English Getting started Purpose This chapter provides instructions on how to get started with the CMi6110. After reading and carefully following each step of this chapter, the MCM will be mounted and deployed. Product specification CMi6110 Product overview CMi6110 Figure 1: CMi6110 frontside 1.

  • Page 10: Mount And Start-Up The Device

    Mount and start-up the device In order to use CMi6110, a SIM card (size: Nano) needs to be mounted in the SIM card holder (7), see Figure 3. The module is thereafter mounted in module slot 2 of a L+G UH50 heat meter or a L+G UC50 heat calculator with software version 5.15/8.06 or higher.

  • Page 11: Start-Up And Led Indications

    5.3.4 Start-up and LED indications Module activation Upon delivery, CMi6110 will be set to passive mode, which means that no messages will be transmitted from the module. Please make sure a SIM card (size: Nano) has been mounted before activating the module.

  • Page 12: Switch Off/Reboot Module

    CMi6110 User’s Manual English 5.3.5 Switch off/reboot module To reboot the module, press and hold the push button for 5-15 seconds. Release the button when the green LED is lit. To switch off the module, press and hold the push button for 15-20 seconds. Release the button when the red LED is lit.

  • Page 13: Integration Guide

    CMi6110 User’s Manual English Integration guide Purpose This chapter provides the technical details needed to integrate an Elvaco NB-IoT module with a MD and/or DM server. Note that this section will provide device-specific information and is meant to be used with the common “Elvaco NB-IoT MCM Integrator’s guide”.
  • Page 14 CMi6110 User’s Manual English LwM2M object LwM2M resource Type Range or Comment Enumeration R(W) LwM2M Security Security Mode 0/1/2 0..4 DM Security mode Writable by Bootstrap server LwM2M Security PSK Identity 0/1/3 Opaque DM PSK identity (DevEUI) LwM2M Security Secret Key...
  • Page 15 CMi6110 User’s Manual English LwM2M object LwM2M resource Type Range or Comment Enumeration Connectivity SMCC 4/0/10 Integer 0..999 Monitoring PLMN = SMNC + SMCC Firmware Package URI 5/0/1 Firmware Update Update URI Firmware Update 5/0/2 Firmware Update Update Trigger Firmware...
  • Page 16 CMi6110 User’s Manual English LwM2M object LwM2M resource Type Range or Comment Enumeration 42 = CMi6110_Stand Elvaco MCM Report frame type 33906/./2 Integer ard 43 = Config CMi6110_Exten Elvaco MCM Eco mode 33906/./3 Boolean Config enabled Elvaco MCM NFC Enabled 33906/./4...
  • Page 17 CMi6110 User’s Manual English LwM2M object LwM2M resource Type Range or Comment Enumeration Elvaco MCM CoAP Max 33906/./3 Number of Integer Config Retransmit retransmissions Elvaco MCM IOWA DTLS Min 33906/./3 Timeout in Integer Config Timeout seconds Elvaco MCM IOWA DTLS Max 33906/./3...
  • Page 18 CMi6110 User’s Manual English LwM2M object LwM2M resource Type Range or Comment Enumeration Maximum number of Elvaco MCM 33906/./4 failures before Communication Integer Config connection is Failures considered broken. Protocol to use for meter data Elvaco MCM 33906/./4 Upload Protocol Integer 0..1...
  • Page 19 CMi6110 User’s Manual English LwM2M object LwM2M resource Type Range or Comment Enumeration 0 = OK 1 = No Elvaco Meter Communication 33908/./2 Integer 0..2 meter detected Info status 2 = Error Elvaco Meter Error flags 33908/./3 Opaque Info International...

  • Page 20: L+G Uh50 Error Codes

    Integer response time statistics Table 2: Elvaco and product specific LwM2M objects 6.3.1 L+G UH50 error codes L+G UH50 meter specific error codes are listed in Table 3. Make sure to double check error codes identifier and explanation with latest meter specification.

  • Page 21: Administration Reference

    Elvaco OTC App or the OTC web interface. Note that the default setting of the CMi6110 is Open, meaning the user must set it to Lock to activate the configuration lock. In section 7.5, all default configurations are listed, Scheduling readouts / transmissions A Readout refers to a readout of meter data and storing the information locally in the device memory.

  • Page 22: Data Retransmission

    CMi6110 User’s Manual English be carried out at other times but are planned at full ours given a set transmission interval (T ). The transmit figure below illustrates this. The transmissions are planned at time T . The actual T...

  • Page 23: Example 2

    Meter data transmission CMi6110 sends meter data messages according to it’s transmit interval settings. Meter read out is always related to meter’s clock at time 00:00:00. Transmission time is randomized between read outs. The user can customize the data sent from the module by configuring message format and encoding of the telegram.

  • Page 24: Message Encoding

    Table 5: Meter registers, extended message 7.4.2 Message encoding CMi6110 has three options when it comes to message encoding. The user can either use M-Bus, JSON or SenML/CBOR for encoding. These three options are described in detail in the upcoming sections.
  • Page 25 CMi6110 User’s Manual English Table 6 provides a detailed description of how data is encoded when using either message format Standard or Extended. Field Size Data type Description Date/time 6 bytes INT32 Meter date and time (YY-MM-DD HH:MM) Mapped to OBIS 9.36...
  • Page 26 CMi6110 User’s Manual English Field Size Data type Description Power 4 bytes INT16 Power (W) 022Bxxxxxx = xxxxxx * 0.001 kW (W) 022Cxxxxxx = xxxxxx * 0.01 kW 022Dxxxxxx = xxxxxx * 0.1 kW 022Exxxxxx = xxxxxx kW Flow 4 bytes...
  • Page 27 CMi6110 User’s Manual English Field Size Data type Description 12* Tariff 3 7 bytes INT32 Tariff 3 Energy consumption (Wh, J) Energy 843003xxxxxxxx = xxxxxxxx Wh 843003xxxxxxxx = xxxxxxxx * 10 Wh 843003xxxxxxxx = xxxxxxxx * 100 Wh 843003xxxxxxxx = xxxxxxxx kWh...
  • Page 28 NB-IoT. Also, other means of encoding the data than M-Bus can be used in the future. Elvaco uses SenML/CBOR/M-Bus data representation for transferring meter data in a compact and self- describing manner. The data being transferred is referred to as a pack, containing one record per readout.
  • Page 29 CMi6110 User’s Manual English Base Time • Base time is used to set a reference time. Timestamps are always encoded according to SenML (i.e., UNIX time). SenML label -1 “Base time”, SenML definition of Time field This value MUST be included in the first record of the pack...
  • Page 30 CMi6110 User’s Manual English Encoder Type & Versioning The following table defines allowed encoder types and versions. The information is sent in a special record “Encoder Version field”. • This field encapsulates both the encoding of the data and versioning •...
  • Page 31 CMi6110 User’s Manual English Time "2019-11-28T19:00Z" # Key 2 = 8 = Data value : 1 (fixed) # Value 2 = Byte array, length 6 : 1 (payload < 24) 0406F24FBC00 M-bus record with one DIB: : variable Energy = 12341,234 MWh...

  • Page 32: Configuration Options

    CMi6110 is configured via preconfigure service at delivery, via LwM2M device management or via the Elvaco OTC App, using NFC to transfer settings to the module. The Elvaco OTC App is downloaded via Google Play or at App Store for iOS. When the application has been installed, you can log in by using the user symbol in the top right corner.
  • Page 33 Factory reset Resets the CMi6110 Writeable to factory settings (default setting for power mode is Active) Table 8: Device Related Configurations LwM2M-related configurations available in CMi6110: Device access – Device access – Parameter Description Configurable Default values value Locked device &...
  • Page 34 1600 connection to device management fails consecutively, delay progressively until connectivity can be restored Table 9: LwM2M-related configurations. NB-IoT-related configurations available in CMi6110. Device access – Device access – Parameter Description Configurable Default values value Locked device &...
  • Page 35 Readable period search period in Writeable seconds. After this period, the device will enter deep sleep until next connection attempt- Table 10: NB-IoT-related configurations. Payload setup configurations available in CMi6110: CMi6110 User’s Manual English page | 35 (42) [2022-10] v1.3...
  • Page 36 CMi6110 User’s Manual English Device access – Device access – Parameter Description Configurable Default values value Locked device & No PAK (battery) correct PAK or open device Message Sets the payload of Standard, Standard Readable / Readable format the data message...
  • Page 37 CMi6110 User’s Manual English MDM (MQTT-SN)-related configurations available in CMi6110. Device access – Device access – Parameter Description Configurable Default values value Locked device & No PAK (battery) correct PAK or open device Communicati MQTT-SN timeout Readable/ Readable on timeout...

  • Page 38: Technical Specifications

    CMi6110 User’s Manual English Technical specifications Type Value Unit Comments Mechanics Dimensions (w x h x d) 84 x 37 x 12 Weight Mounting In Landis+Gyr UH50 / UC50 module slot 2 External antenna connector MCX female SIM card Slide, size Nano...
  • Page 39 CMi6110 User’s Manual English • Configuration NFC via Elvaco OTC App • via LwM2M (Elvaco Evo DM-system, or third-party DM- system) • Preconfig on delivery General Supported Protocols LwM2M, MQTT-SN both over UDP Security DTLS 1.2 Data storage Meter data storage...

  • Page 40: Type Approvals

    CMi6110 User’s Manual English Type approvals CMi6110 is designed to comply with the directives and standard listed below. Approval Description Safety testing incl. IEC 62368-1:2014 CB certification EN 62368-1:2014+A11 EN 301 489-1: V2.2.1 (EMC) Electromagnetic Compatibility EN 301 489-52: V1.1.2 (EMC)
  • Page 41 CMi6110 User’s Manual English 10 Document history 10.1 Versions Version Date Description V0.1 2021-02 Evaluation samples V1.0 2022-02 Rev 1B, FW 2.0.0 2022-04 Added LWM2M 1.1 Send command information, Chapter 6.2 V1.1 2022-07 Added write possibility for LWM2M objects V1.2...
  • Page 42 CMi6110 User’s Manual English 11 References 11.1 Terms and abbreviations Abbreviation Description CBOR Concise Binary Object Representation COSE CBOR Object Signing and Encryption DevEUI Device Extended Unique Identifier Device Management Domain Name Server DTLS Datagram Transport Layer Security Internet Protocol...

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