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Shenzhen King Pigeon Hi-Tech Co.,LED
Ver 1.2
PLC Data acquisition protocol conversion gateway
-D225
5.1.3
Use Modbus Poll tool to simulate the system to collect PLC
data
Modbus Poll tool is a very useful Modbus debugging tool, which can be downloaded from the
Internet.
5.1.3.1
The data configuration of collecting PLC register D is as
follows: collecting data of D0-D31
Operation instructions: (1) Open the "Modbus Poll" software, click "Setup" to pop up the
configuration box, (2) "Slave ID" defaults to "1", because the register D is a numerical value, so
select the function code as "03" ( For details about the function codes used to collect PLC registers,
please refer to
Appendix Mapping address of PLC register
), (3) The mapping address of
Mitsubishi FX3U register D in the D225 device is 4000-11999, so the address cannot exceed 11999.
This example collects D0- D31, so fill in 4000. (For the mapping address of PLC register
corresponding to D225, see
Appendix Mapping address of PLC register
) (4) Collect the number
of D225 mapping addresses, because D0-D31, there are 32 registers in total, so the number is "32",
(5) Other setting items are default, you can also modify the configuration according to the
requirements, click "OK" after configuration, and click the "Save" button to modify the file name
