Figure 6-41：Modbus Rtu Module Holding Register Setting Page - ICP DAS USA WISE-2841M Series User Manual

ICP DAS WISE User Manual
Figure 6-41：Modbus RTU module Holding Register Setting page
The settings are as follow:
 Data Model: WISE offers 4 Data Model selections to match the
Modbus RTU module configuration. Please refer to the section
"6.5.5 The Coil Output Setting of Modbus RTU
detailed information. In this case please select "Holding Register
(4x)".
 Start Address: Allows setting up the starting address of Holding
Register (4x) 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 Holding 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 Holding
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.
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