ABB A43 User Manual

Communication with M-Bus
2CMC48001M0201 201 A43/A44
Revision: C User Manual
Byte No.
Size
Value
Description
244-254
11
xxxxxxxxxxxxxxxxx
Type designation (ASCII coded, LSB byte first), for ex-
xxxxx
ample: A44 552-100
255
1
1F
DIF, more records will follow in next telegram
255
1
xx
CS checksum, calculated from C field to last data
256
1
16
Stop character
10.3.2 Example of 2nd telegram (all values are hexadecimal)
Byte No.
Size
Value
Description
1
1
68
Start character
2
1
FC
L-field, calculated from C field to last user data
3
1
FC
L-field, repeated
4
1
68
Start character
5
1
08
C-field, RSP_UD
6
1
xx
A-field, address
7
1
72
CI-field, variable data respond, LSB first
8-11
4
xxxxxxxx
Identification Number, 8 BCD digits
12-13
2
4204
Manufacturer: ABB
14
1
02
Version
15
1
02
Medium, 02 = Electricity
16
1
xx
Number of accesses
17
1
xx
Status
18-19
2
0000
Signature (0000 = no encryption)
20
1
04
DIF size, 32 bit integer
21
1
FF
VIF next byte is manufacturer specific
22
1
98
VIFE Power fail counter
23
1
xx
VIFE status
24-27
4
xxxxxxxx
Power fail counter
28
1
04
DIF size, 32 bit integer
29
1
A9
VIF for units W with resolution 0,01W
30
1
xx
VIFE status
31-34
4
xxxxxxxx
Active power, Total
35
1
04
DIF size, 32 bit integer
36
1
A9
VIF for units W with resolution 0,01W
37
1
FF
VIFE next byte is manufacturer specific
38
1
81
VIFE L1
39
1
xx
VIFE status
40-43
4
xxxxxxxx
Active power, L1
44
1
04
DIF size, 32 bit integer
45
1
A9
VIF for units W with resolution 0,01W
46
1
FF
VIFE next byte is manufacturer specific
47
1
82
VIFE L2

ABB A43 Specifications

General

Brand	ABB
Model	A43
Category	Measuring Instruments
Language	English