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CMi4110 User’s Manual English v1.3 

 

 

 

 

 

 

 

 

 

 

 

 

CMi4110 User’s Manual English v1.3 

page | 16 (27) 

[2018-06] 

 

 

 

V1.3

 

 

 

Error flags  5 bytes 

(including 
DIF/VIF) 

Uint16 
M-Bus Type C 

Error and warning flags 
 
02FD17xxxx  

Table 6: DIB fields, message type standard 

 
6.6.2.2 Compact 

Figure 6 illustrates the structure for message format 

Compact

. For a detailed description of the data 

included in each field, see Table 7. 

 

 

Figure 6: DIB structure, message type compact 

 

DIB 

Field 

Size 

Data type 

Description 

Energy 

6 bytes 
(including 
DIF/VIF) 

BCD8 
M-Bus Type A 

Energy consumption (MWh, kWh, MJ, 
GJ)  
 
Mapped to OBIS 6.8 
 
0C06xxxxxxxx = MWh, 3 decimals =kWh 
0C07xxxxxxxx = MWh, 2 decimals 
0CFB00xxxxxxxx = MWh, 1 decimal 
0CFB01xxxxxxxx = MWh, 0 decimals 
0C06xxxxxxxx = kWh 
0C0Exxxxxxxx = GJ, 3 decimals 
0C0Fxxxxxxxx = GJ, 2 decimals 
0CFB08xxxxxxxx = GJ, 1 decimal 
0CFB09xxxxxxxx = GJ, 0 decimals 

Meter 
ID 

6 bytes 
(including 
DIF/VIF) 

According to M-Bus 
EN13757-3 identification 
field 

Meter ID 
 
0C78xxxxxxxx  

Error 
flags 

5 bytes 
(including 
DIF/VIF) 

Uint16 
M-Bus Type C 

Error and warning flags 
 
02FD17xxxx =Error and warning flags 

Table 7: DIB fields, message type compact 

 

JSON 

For message format 

JSON

, the data is presented in a plain text format. Table 8 provides a description of 

all fields included in the telegram. 
 

Field 

Description 

Energy 

Energy consumption 

Unit 

Unit of energy consumption 

Meter ID 

Identification number of the meter in which the module is 
mounted. 

Table 8: Fields, message type JSON 

 
In Figure 7 an example of a message type 

JSON 

telegram is presented. 

 

 

Figure 7: JSON message example 

Содержание CMi4110

Страница 1: ...CMi4110 User s Manual English...

Страница 2: ...PRODUCT SPECIFICATION 8 5 3 MOUNT AND START UP THE DEVICE 8 5 3 1 Mounting and connection 8 5 3 2 Connection of antenna 8 5 3 3 Start up and LED indications 9 5 3 4 Switch off reboot module 10 6 ADMIN...

Страница 3: ...ion and product are provided on an as is basis only and may contain deficiencies or inadequacies Elvaco AB takes no responsibility for damages liabilities or other losses by using this product 1 1 Cop...

Страница 4: ...into all manuals supplied with the product Failure to comply with these precautions violates safety standards of design manufacture and intended use of the product Elvaco AB assumes no liability for c...

Страница 5: ...e Note symbol is used to mark information that is important to take into consideration for safety reasons or to assure correct operation of the meter connectivity module The Tip symbol is used to mark...

Страница 6: ...h its many configuration options Key features of the module include Long battery lifetime The module s EcoMode feature enables the module to achieve a battery lifetime of at least 11 1 years No meter...

Страница 7: ...l L G UH50 meters using software version 5 15 or higher as well as with all L G UC50 calculators using software version 8 06 or higher CMi4110 is supplied with power from the UH50 UC50 D cell battery...

Страница 8: ...Mounting and connection CMi4110 is mounted in module slot 2 of a L G UH50 heat meter or a L G UC50 heat calculator 5 3 2 Connection of antenna If using CMi4110Ext the SMA connector 6 is used to conne...

Страница 9: ...r 8 seconds as illustrated by Figure 1 If the module fails to join the LoRaWAN network 6 times it will wait for 60 minutes before another join attempt is initiated in order to conserve battery A new j...

Страница 10: ...4 Switch off reboot module To reboot the module press and hold the push button 2 for 5 15 seconds Release the button when the green LED is lit To switch off the module press and hold the push button...

Страница 11: ...app is only compatible with Android phones with Android 5 0 or later Table 2 provides a summary of all settings Field name Abbr Description Default value Device access Locked device correct Product A...

Страница 12: ...2 bit number Writeable N A N A Network session key Encryption key for payload data only applicable in ABP mode Device unique 128 bit number Writeable N A N A Current data rate The current data rate us...

Страница 13: ...l be transmitted each day regardless of the data rate Table 4 provides a set of examples MaxDTx value Maximum transmit interval 1 Once per day 24 Once per hour 48 Once per 30 minutes 96 Once per 15 mi...

Страница 14: ...1 byte 0 Standard 1 Compact 2 JSON 3 Scheduled daily redundant 4 Scheduled extended Table 5 Message type field 6 6 2 Structure and payload In this section a detailed description of each message format...

Страница 15: ...cimals 0C15xxxxxxxx m3 1 decimal 0C16xxxxxxxx m3 0 decimals 3 Power 5 bytes including DIF VIF BCD8 M Bus Type A Power kW Mapped to OBIS 6 4 0B2Bxxxxxx kW 3 decimals 0B2Cxxxxxx kW 2 decimals 0B2Dxxxxxx...

Страница 16: ...al 0CFB01xxxxxxxx MWh 0 decimals 0C06xxxxxxxx kWh 0C0Exxxxxxxx GJ 3 decimals 0C0Fxxxxxxxx GJ 2 decimals 0CFB08xxxxxxxx GJ 1 decimal 0CFB09xxxxxxxx GJ 0 decimals 2 Meter ID 6 bytes including DIF VIF Ac...

Страница 17: ...ed in Table 11 Table 9 Clock message and data message The clock message will be transmitted once every day and the data message at least regulated by MaxDTx parameter once every day on LoRa port 3 Fig...

Страница 18: ...umulated energy read at 24 00 will be transmitted 12 times during the 24 next coming hours Figure 9 DIB structure message type scheduled daily redundant DIB Field Size Data type Description 1 Energy 6...

Страница 19: ...imestamp is not valid 4 Accumulated energy at 24 00 6 Bytes including DIF VIF BCD8 M Bus Type A Energy consumption MWh kWh MJ GJ Mapped to OBIS 6 8 4C06xxxxxxxx MWh 3 decimals kWh 4C07xxxxxxxx MWh 2 d...

Страница 20: ...2 decimals 0C15xxxxxxxx m3 1 decimal 0C16xxxxxxxx m3 0 decimals 3 Power 5 bytes including DIF VIF BCD8 M Bus Type A Power kW Mapped to OBIS 6 4 0B2Bxxxxxx kW 3 decimals 0B2Cxxxxxx kW 2 decimals 0B2Dx...

Страница 21: ...6 M Bus Type C Error and warning flags 02FD17xxxx Meter communication error message When CMi4110 is unable to communicate with UH50 UC50 an error message will be transmitted on the LoRaWAN network Tab...

Страница 22: ...al only applies when EcoMode is inactive 0x06 0x02 0xNumber of minutes lsByte msByte Message format 0x07 0x01 0x00 Message format Standard 0x01 Message format Compact 0x02 Message format JSON 0x03 Mes...

Страница 23: ...DC24 00 Electrical characteristics Nominal voltage 3 0 5 0 VDC Power consumption max 40 mA Power consumption sleep mode 2 2 A Environmental specifications Operating temperature 5 55 C Operating humidi...

Страница 24: ...CMi4110 User s Manual English v1 3 CMi4110 User s Manual English v1 3 page 24 27 2018 06 V1 3 Configuration NFC via Elvaco OTC app or downlink data...

Страница 25: ...al English v1 3 CMi4110 User s Manual English v1 3 page 25 27 2018 06 V1 3 8 Type approvals CMi4110 is designed to comply with the directives and standards listed below Approval Description EMC EN 301...

Страница 26: ...Document history 9 1 Versions Version Date Description Author v1 0 2018 07 Initial version Anton Larsson v1 1 2018 10 Information about Scheduled extended added Anton Larsson v1 2 2019 03 Corrected D...

Страница 27: ...tion Description DIB Data Information Block DIF Data Information Field VIF Value Information Field MCM Meter Connectivity Module 10 2 Number representation Decimal numbers are represented as normal nu...

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