ABB A43, User Manual, Page: 189 / 295

Communication with M-Bus
2CMC48001M0201
189 A43/A44
Revision: C User Manual
Check sum
The Check Sum is used to recognize transmission and synchronization faults. It
is calculated from the arithmetical sum, of the bytes from the control field to the
last user data, without taking carry digits into account .
10.2.2 Value Information Field codes
10.2.2.1 Standard VIF codes
VIF-code Description Range coding Range
E000 0nnn Energy
10(
nnn-3
) Wh
0.001Wh to 10000Wh
E010 1nnn Power
10(
nnn-3
) W
0.001W to 10000W
E010 00nn Duration nn = 00 seconds
nn = 01 minutes
nn = 10 hours
nn = 11 days
E110 110n Time point n = 0: date Data type G
n = 1: time & date Data type F or 6 byte
BCD coding
E111 1000 Fabrication No. 00000000 to
99999999
E111 1010 Bus address 0-250
1111 1011 Extension of VIF- Not used by the meter
codes
1111 1101 Extension of VIF- True VIF is given in
codes the first VIFE and is
coded using Table FD
1111 1111 Manufacturer Next VIFE is manufac-
specific turer specific
10.2.2.2 Standard codes for VIFE used with extension indicator FDh
If the VIF contains the extension indicator FDh the true VIF is contained in
the first VIFE.
VIFE-code Description
E000 1010 Manufacturer
E000 1100 Version
E000 1110 Firmware Version
E001 1010 Digital Output (binary)
E001 1011 Digital Input (binary)
E001 1100 Baud rate
E010 01nn Interval length, 00: seconds, 01: minutes), 10: hours, 11:
days