Communication with M-Bus
2CMC48001M0201 245 A43/A44
Revision: C User Manual
Previous values data for all channels that is stored at the end of a period is sent
out in one or more telegrams depending on the number of channels that are used.
The most recent values are sent out first having storage number 1, then the second
most recently stored values with storage number 2 and so on until all stored pre-
vious values have been read. Beside the previous register values a date/time stamp
for the end of the period is sent out in the telegram. The date/time information is
sent out in format 6 byte BCD in order second, minute, hour, day, month and year.
Note – Previous values are also sent out in a normal readout sequence. This
sequence takes it start after the default telegrams that contain current values of
energy registers, instrumentation values, etc...
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