ABB A43

Communication with Modbus
2CMC48001M0201 159 A43/A44
Revision: C User Manual
Season registers
Write season
configuration
Function
Start
Size
Description
Read/
Reg
write
(Hex)
Season
8C94
33
Name, start date/time and associated
R/W
week profile for the season
The following table describes the group of registers for configuring a season:
Function
Start
Size
Description
Read/
Reg
write
(Hex)
Season name
8C94
15
The season name. Expressed as an
R/W
ASCII character string, with a maximum
length of 30 characters. First character is
in the high byte of the lowest register.
Any unused space in the end must be
set to binary 0.
Season start
8C93
3
Start date/time of the season. Formatted
R/W
as Date/Time. See “Date and time
format” on page - 117. Hour, Minute and
Second are currently not used and must
be set to FF.
Week profile
8C94
15
The name of the week profile associated
R/W
with this season. Same format as
Season name.
Note – All 33 registers in the table above must be written in one operation,
otherwise the values will not take effect.
Follow the steps in the table below to write the season configuration:
Step
Action
1
Write the number of seasons to use to the Number of seasons register. This is
a value between 1 and 4.
2
Write the desired season configuration of the first season to the Season
registers.
3
Repeat step 2 for all seasons that shall be used, i.e. the same number of times
as the value written in step 1.
Read season
Follow the steps in the table below to read the current season configuration:
configuration
Step
Action
1
Read the Number of seasons register to find out how many seasons are used.
2
Read from the Season registers to get the season name, start date/time and
week profile associated with the first season.