Delta AH500 Manual page 512

AH500 Module Manual
When COM port 1 is in Modbus mode, click "Read" or "Write". Right click the right box and click
"Add Item" to add bit and word item of Read and Write. The upper part is bit item of Read/Write
and the lower part is word item of Read/Write.
Double click the new item to enter the parameter editing interface of Read/Write of Modbus.
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