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ICP DAS WISE User Manual
detailed information. In this case please select "Input Register (3x)".
Start Address: Allows setting up the starting address of Input
Register (3x) on the Modbus RTU module you would like to
retrieve.
Data Number: After finishing the Start Address setting, specify the
Data Number, it is the number of Input Register data you would like
to retrieve from the Start Address. The maximum address number of
each data type is 500.
Type: The system support 6 kinds of data type setting for Input
Register of Modbus RTU module. The 6 Data Type options are
"16-bit Signed Integer", "16-bit Unsigned Integer", "16-bit Hex",
"32-bit Signed Long", "32-bit Unsigned Long", and "32-bit Floating
Point". If the "16-bit HEX" option is selected, it is required to setup
the corresponding scale parameters for linear transformation from
HEX value to real value. The WISE will retrieve the HEX value and
transfer it to real value in floating point format. This real value
could be included in the IF-THEN-ELSE rule for edition.
If users select "32-bit Signed Long", "32-bit Unsigned Long", or
"32-bit Floating Point", the option "Inverse (Big Endian)" will
appear. Enable "Inverse (Big Endian)" to receive the data in Big
Endian format correctly.
After finishing the "Start Address", "Data Number", and "Type"
setting, clicks on "Add" button. A new Input Register address block
will be added to the Modbus address mapping table (shown as
below). All added address blocks will be located in sequences
staring from the Starting Address (The address number on the first
column of the "Local Address" indicates the local Modbus address
of WISE to keep the Input Register data.).
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