CMi6110
User’s Manual English
CMi6110 User’s Manual English
page | 25 (42)
[2022-10]
v1.3
Table 6 provides a detailed description of how data is encoded when using either message format
Standard or Extended.
DIB
Field
Size
Data type
Description
1
Date/time
6 bytes
INT32
Meter date and time (YY-MM-DD HH:MM)
Mapped to OBIS 9.36
046Dxxxxxxxx
Bit 31-28 = Year-high*
Bit 27-24 = Month
Bit 23-21 = Year-low*
Bit 20-16 = Day
Bit 15 = Summer time flag**
Bit 14-13 = Century
Bit 12-8 = Hour
Bit 7 = Error flag
Bit 6 = Reserved for future use***
Bit 5-0 = Minute
*The year is read by combining the year-
high and year-low field. For example, year-high =
0010 and year-low = 010 => year = 0010010
**0 = standard time, 1= daylight-saving time
***0 = timestamp is valid, 1
= timestamp is
not
valid
2
Meter ID
6 bytes
According to M-Bus
EN13757-
3 identification field
Meter ID
0C78xxxxxxxx
3
Energy
6-7 bytes
INT32
Energy consumption (Wh, J)
0406xxxxxxxx = xxxxxxxx * 0.001 MWh (kWh)
0407xxxxxxxx = xxxxxxxx * 0.01 MWh
04FB00xxxxxxxx = xxxxxxxx * 0.1 MWh
04FB01xxxxxxxx = xxxxxxxx MWh
040Exxxxxxxx = xxxxxxxx * 0.001 GJ (MJ)
040Fxxxxxxxx = xxxxxxxx * 0.01 GJ
04FB08xxxxxxxx = xxxxxxxx * 0.1 GJ
04FB09xxxxxxxx = xxxxxxxx GJ
4
Volume
6 bytes
INT32
Volume (m
3
)
0413xxxxxxxx = xxxxxxxx * 0.001 m
3
0414xxxxxxxx = xxxxxxxx * 0.01 m
3
0415xxxxxxxx = xxxxxxxx * 0.1 m
3
0416xxxxxxxx = xxxxxxxx m
3
