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Communication with M-Bus
A43/A44
234
2CMC48001M0201
User Manual
Revision: C
Read request for load profile with channel number specified
A read request for a load profile with channel no. specified as input is
performed by sending the following SND_UD to the meter followed by a
REQ_UD2 (all values are hexadecimal). Sending no date or date/time will
result in that the meter start by sending out the most recent data.
Byte No.
Size
Value
Description
1
1
68
Start character
2
1
0A
L-field, calculated from C field to last user data
3
1
0A
L-field, repeated
4
1
68
Start character
5
1
53/73
C-field, SND_UD
6
1
xx
A-field, address
7
1
51
CI-field, data send, LSB first
8
1
00
DIF size, no data
9
1
FF
VIF next byte is manufacturer specific
10
1
F9
VIFE extension of manufacturer specific VIFE's, next VIFE
specifies actual meaning.
11
1
B8
VIFE specifying reading based upon the channel number
12
1
FF
VIFE next byte is manufacturer specific
13
1
F8
VIFE next byte is manufacturer specific, used for numbering
14
1
xx
VIFE specifies channel number (1-8)
15
1
xx
CS checksum, calculated from C field to last data
16
1
16
Stop character
Comments
The data is sent out with a number of profile values in each telegram.
The first data item sent out in each telegram is the interval length.
After that the date/time for the end of the interval followed by the data value for
that interval is sent out
All load profile energy values and input counters are read as register values, that
is snapshots of the register at the end of the interval. All other load profile
values, for example voltages, currents, power factors, THD’s are read as interval
average values
.
All load profile values have storage number 1 to indicate that it is stored
historical data
.
Summary of Contents for A43
Page 1: ...A43 A44 User Manual ...
Page 40: ...Meter Settings A43 A44 40 2CMC48001M0201 User Manual Revision C ...
Page 55: ...Technical Description 2CMC48001M0201 55 A43 A44 Revision C User Manual ...
Page 58: ...Technical Description A43 A44 58 2CMC48001M0201 User Manual Revision C ...
Page 61: ...Technical Description 2CMC48001M0201 61 A43 A44 Revision C User Manual ...
Page 75: ...Technical Description 2CMC48001M0201 75 A43 A44 Revision C User Manual ...
Page 84: ...Measurement Methods A43 A44 84 2CMC48001M0201 User Manual Revision C ...
Page 91: ...Measurement Methods 2CMC48001M0201 91 A43 A44 Revision C User Manual ...
Page 95: ...Measurement Methods 2CMC48001M0201 95 A43 A44 Revision C User Manual ...
Page 102: ...Communication with Modbus A43 A44 102 2CMC48001M0201 User Manual Revision C ...
Page 107: ...Communication with Modbus 2CMC48001M0201 107 A43 A44 Revision C User Manual ...
Page 131: ...Communication with Modbus 2CMC48001M0201 131 A43 A44 Revision C User Manual ...
Page 147: ...Communication with Modbus 2CMC48001M0201 147 A43 A44 Revision C User Manual ...
Page 154: ...Communication with Modbus A43 A44 154 2CMC48001M0201 User Manual Revision C ...
Page 157: ...Communication with Modbus 2CMC48001M0201 157 A43 A44 Revision C User Manual ...
Page 161: ...Communication with Modbus 2CMC48001M0201 161 A43 A44 Revision C User Manual ...
Page 166: ...Communication with Modbus A43 A44 166 2CMC48001M0201 User Manual Revision C ...
Page 180: ...Communication with M Bus A43 A44 180 2CMC48001M0201 User Manual Revision C ...
Page 182: ...Communication with M Bus A43 A44 182 2CMC48001M0201 User Manual Revision C ...
Page 188: ...Communication with M Bus A43 A44 188 2CMC48001M0201 User Manual Revision C ...
Page 195: ...Communication with M Bus 2CMC48001M0201 195 A43 A44 Revision C User Manual ...
Page 254: ...Communication with M Bus A43 A44 254 2CMC48001M0201 User Manual Revision C ...
Page 257: ...Communication with M Bus 2CMC48001M0201 257 A43 A44 Revision C User Manual ...