Multi-functional Power Meter DPM-C510 Operation Manual
6-2
6.1 Error Codes
When an error occurs during operation, the power monitor sends an error code through Modbus. The following
table lists the error codes and causes.
Error Code Name Description
0x01
Illegal function Incorrect function code
0x02
Illegal data address Incorrect data address to read or write
0x03
Illegal data value Incorrect data format (for example, data length)
0x04
Slave device failure Slave cannot execute the command.
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