ABB A43 User Manual page 164

Communication with Modbus
Read day profile
Follow the steps in the table below to read the current day profile configuration:
configuration
Step
1
2
3
4
5
Note –
the number of day profiles and actions used are already known.
Note –
of actions register in step 2. The Day profile number register holds the current day profile
number, starting from 1 after reading the Number of day profiles register. It is incremented
every time the last action during the day is read from Action registers.
In the same way the Action number register can optionally be read together with the
Action registers in step 3. The Action number register holds the current action
number, starting from 1 after reading the Number of actions register. It is
incremented every time the Action registers are read.
Special days
The following table describes the group of registers for configuring special days:
configuration
Function
registers
Number of
special days
Special day
number
Special day
Special day The following table describes the group of registers for configuring a
week profile:
registers
Contents Register Byte nr
Date
A43/A44
User Manual
Action
Read the Number of day profiles register to find out how many day profiles are
used.
Read the Number of actions register to find out how many actions are
configured for the first day profile.
Read from the Action registers to get the execution time and action id for the
first action.
Repeat step 3 for all actions that are configured for the day, i.e. the same
number of times as the value read in step 2.
Repeat step 2-4 for all day profiles, i.e. the same number of times as the value
read in step 1.
Step 1 and 2 initiate the readout procedure and can NOT be left out, even if
The Day profile number register can optionally be read together with the Num-ber
Start Size
Reg
(Hex)
8CD3 1
8CD4 1
8CD5 3
8CD5 0 (high byte)
164
Description
The number of special days used (1-50) R/W
Current special day number during read R
or write of configuration
Date and associated day ID for the
special day
Description
Year
Read/
write
R/W
2CMC48001M0201
Revision: C