ABB A43 User Manual

Communication with Modbus
2CMC48001M0201 143 A43/A44
Revision: C User Manual
9.10 Configuration
Introduction This section describes how to configure the following functions:
• Previous values
• Demand
• Load profile
• Alarms
• I/O
• Tariffs
9.10.1 Previous values
General
Mapping table
Quantity
configuration
registers
Previous values configuration defines the set of quantities to store at the end of
a period. It is also defines the period with which values are stored.
The following table shows an overview of the mapping table:
Quantity
Details
Start Reg (Hex)
Size
Previous values
Quantity configuration
8C50
5
Previous values
Period configuration
8C55
1
The following table describes the group of registers for configuring quantities
to store in previous values:
Function
Start
Size
Description
Read/
Reg
write
(Hex)
Number of
8C50
1
The number of channels used (up to a
R/W
channels
maximum of 50)
Channel number
8C51
1
Current channel number during read or
R
write of configuration
Quantity
8C52
3
OBIS code for the quantity in this
R/W
channel
Write quantity
Follow the steps in the table below to configure the set of quantities to store in
configuration
previous values:
Step
Action
1
Write the number of channels that shall be configured to the Number of
channels register. This is a value between 1 and 50.

ABB A43 Specifications

General

Brand	ABB
Model	A43
Category	Measuring Instruments
Language	English