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Shenzhen King Pigeon Hi-Tech Co.,LED
Ver 1.2
PLC Data acquisition protocol conversion gateway
-D225
The Modbus Poll tool data point configuration is as follows
Operation instructions: (1) Open the "Modbus Poll" software, click "Setup" to pop up the
configuration box, (2) "Slave ID" is filled in according to the meter number, the meter number of
the DL/T645-2007 protocol meter in this example is " 1" (3) Select the function code to be "03"
(the function codes for collecting the data of the electric meter are all "03"), (4) The address of the
electric meter in this example is "000000000000", the protocol of the electric meter is DL/T645-
2007, Therefore, the corresponding D225 mapping address for phase A, B, and C voltage of the
meter is: 50-52, so the starting address is filled in: 50, (for the mapping address of the meter
corresponding to D225, please refer to
Appendix Mapping address corresponding to three-phase
), ( 5) Collect the number of D225 mapping addresses, because 50-52, there
are 3 in total, so the number is filled in as "3", (6) Other setting items are default, you can also
modify the configuration according to the requirements, click "OK" after configuration Can